Geographic concentration Geographic Concentration Risk [Member] Business Acquisition [Axis] Business Acquisition [Axis] Revision of Prior Period [Axis] Revision of Prior Period [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Foreign Current Foreign Tax Expense (Benefit) Total future undiscounted cash flows Lessee, Operating Lease, Liability, to be Paid Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest VIE Consolidated sponsored investment products - variable interest entities Variable Interest Entity, Primary Beneficiary [Member] First quarter 2023 Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost To Be Recognized Quarter One Of Next Fiscal Year Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost To Be Recognized Quarter One Of Next Fiscal Year Entity Address, Postal Zip Code Entity Address, Postal Zip Code Other clients Other Clients [Member] Other Clients [Member] Currency translation adjustments: Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax [Abstract] Supplemental savings plan liability Deferred Compensation Arrangement with Individual, Recorded Liability Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Abstract] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Equity securities Investments, Fair Value Disclosure Business Combinations Business Combinations Policy [Policy Text Block] OTHER DISCLOSURES Other Disclosures [Text Block] Other Disclosures [Text Block] Accounts payable and accrued expenses Accounts Payable and Other Accrued Liabilities Property and equipment, gross Property, Plant and Equipment, Gross Vested stock units (in shares) Vested Restricted Stock Units The number of vested but unsettled awards (other than option plans) for which the company is obligated to issue equity instruments or transfer assets to a non-employee director. For these awards the non-employee director has satisfied the service or performance criteria necessary to gain title to the underlying shares but will not receive the shares until separation from the board. Non controlling interest attributable to funds with definite life Business Acquisition, Non Controlling Interest Attributable To Funds With Definite Life Business Acquisition, Non Controlling Interest Attributable To Funds With Definite Life Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Property and equipment Deferred Tax Liabilities, Property, Plant and Equipment Compensation and related costs Property, Plant and Equipment, Additions Third quarter 2023 Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost To Be Recognized Quarter Three Of Next Fiscal Year Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost To Be Recognized Quarter Three Of Next Fiscal Year INVESTMENTS Investment [Text Block] Acquisition-related retention liability Deferred Tax Liabilities, Acquisition Related Retention Liability Deferred Tax Liabilities, Acquisition Related Retention Liability Percentage of long term investments purchased Long Term Investments, Percent Purchased Long Term Investments, Percent Purchased Financial Instruments [Domain] Financial Instruments [Domain] Number of plaintiffs (in plaintiffs) Loss Contingency, Number of Plaintiffs Restrictions on Cash and Cash Equivalents [Table] Restrictions on Cash and Cash Equivalents [Table] Other investing activity Payments for (Proceeds from) Other Investing Activities Statistical Measurement [Domain] Statistical Measurement [Domain] Investment interest rate Investment Interest Rate Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Shares issued upon option exercises (in shares) Exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Net deferred tax assets Deferred Tax Assets, Net Weighted-average discount rate on operating leases Operating Lease, Weighted Average Discount Rate, Percent Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Expired statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Consolidated investments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax Additional capital in excess of par value Additional Paid in Capital, Common Stock Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Common shares issued for acquisition (in shares) Stock Issued During Period, Shares, Acquisitions Dividends payable Dividends Payable State and local Current State and Local Tax Expense (Benefit) Non-controlling interests Noncontrolling Interest, Increase from Business Combination Net income attributable to T. Rowe Price Group Net income (loss) Net income attributable to T. 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Earnout 75% threshold Business Combination, Earnout Percentage, Threshold Business Combination, Earnout Percentage, Threshold Plan Name [Axis] Plan Name [Axis] Fixed income securities Debt Securities, Available-for-Sale Senior officers Executive Officer [Member] Changes in tax positions related to Unrecognized Tax Benefits, Changes In Tax Position Related To [Abstract] Unrecognized Tax Benefits, Changes In Tax Position Related To [Abstract] Asset impairments Deferred Income Tax Expense (Benefit), Related to Asset Impairments Deferred Income Tax Expense (Benefit), Related to Asset Impairments Stock issued, restricted stock award, net of shares withheld for taxes (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net Of Shares Withheld For Taxes Stock Issued During Period, Shares, Restricted Stock Award, Net Of Shares Withheld For Taxes Schedule of Cash flows of Consolidated T. Rowe Price Investment Portfolios Consolidated Sponsored Investment Portfolios Condensed Cash Flow Statement [Table Text Block] Tabular disclosure of condensed cash flow statement of consolidated sponsored investment portfolios. 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useful life Property, Plant and Equipment, Useful Life Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Accounts Payable and Accrued Liabilities Accounts Payable and Accrued Liabilities [Member] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Weighted-average fair value of nonvested restricted shares and restricted stock units, beginning balance (in dollars per share) Weighted-average fair value of nonvested restricted shares and restricted stock units, ending balance (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Schedule of Operating Results of Consolidated T. Rowe Price Investment Portfolios Consolidated Sponsored Investment Portfolios Condensed Income Statement [Table Text Block] Tabular disclosure of condensed income statement for consolidated sponsored investment portfolios. Product and Service [Domain] Product and Service [Domain] Schedule of Net Assets of Consolidated T. Rowe Price Investment Portfolios Consolidated Sponsored Investment Portfolios Condensed Balance Sheet [Table Text Block] Tabular disclosure of condensed balance sheet for consolidated sponsored investment portfolios. Entity Shell Company Entity Shell Company Deferred income taxes (benefits) Total deferred income taxes (benefits) Deferred Income Tax Expense (Benefit) Operating lease asset Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Lease Asset Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Lease Asset Prior years, decrease Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Schedule of Intangible Assets and Goodwill [Table] Schedule of Intangible Assets and Goodwill [Table] Schedule of Intangible Assets and Goodwill [Table] Net unrealized holding losses recognized in income Deferred Tax Asset, Net Unrealized Holding Losss Recognized in Income Deferred Tax Asset, Net Unrealized Holding Losss Recognized in Income Concentration Risk [Table] Concentration Risk [Table] 2023 Lessee, Operating Lease, Liability, to be Paid, Year One Property, equipment and software, net Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Equipment And Software Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Equipment And Software Financial Instrument [Axis] Financial Instrument [Axis] Other investments Other Investments Consolidation Items [Domain] Consolidation Items [Domain] Document Period End Date Document Period End Date Reclassification adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax Total identifiable net assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Redeemable non-controlling interest Redeemable Noncontrolling Interest [Member] The line item on the balance sheet representing the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity. Schedule of Changes in Accumulated Other Comprehensive Income Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Total assets Assets Assets Investment advisory agreements Investment Advisory Agreements [Member] Investment Advisory Agreements [Member] Earnings per share on common stock of T. Rowe Price Group Earnings Per Share [Abstract] Income Statement Location [Axis] Income Statement Location [Axis] Unrealized gain on affiliated private investment funds Business Acquisition, Affiliated Private Investment Funds, Unrealized Gain (Loss) Business Acquisition, Affiliated Private Investment Funds, Unrealized Gain (Loss) T. Rowe Price investment products Investments held at fair value Equity Securities, FV-NI, Current Accrued compensation and related costs Employee-related Liabilities Total net deferred tax benefits Net deferred tax benefits (income taxes) Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent Weighted-average exercise price of options exercised (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price 2027 Lessee, Operating Lease, Liability, to be Paid, Year Five Net cash used in financing activities Net cash provided by financing activities Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Accounting Policies [Abstract] Stockholders' Equity Note [Abstract] Stockholders' Equity Note [Abstract] Variable charges related to operating leases not included in measurement of lease liability Variable Lease, Cost Other Commitments [Axis] Other 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Businesses, Gross Entity Registrant Name Entity Registrant Name Number of performance obligations Number Of Performance Obligations Number Of Performance Obligations Multi-asset Multi-Asset [Member] Multi-Asset Goodwill Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Development of computer software Software Development [Member] Currency translation adjustments Currency translation adjustments Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Measurement period adjustment Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Other Comprehensive Income (Loss) Entity Address, City or Town Entity Address, City or Town Measurement input Other Investments, Measurement Input Other Investments, Measurement Input Condensed Income Statements, Captions [Line Items] Condensed Income Statements, Captions [Line Items] Net deconsolidations of sponsored investment products Noncontrolling 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Currency translation adjustments Other Comprehensive Income (Loss) before Reclassifications, Tax Common stock-based compensation plans activity: Shares Granted or Issued, Share-Based Payment Arrangement [Abstract] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Auditor Name Auditor Name Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Axis] FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] Schedule of Assets Under Management Components Of Assets Under Management [Table Text Block] Tabular disclosure of the components of average assets under management and period end assets under management. Assets under management represents the market value of assets an investment adviser manages on behalf of investors and is the basis for determining investment advisory fee revenue. Investment Management Investment Advice [Member] Trading Symbol Trading Symbol Entity File Number Entity File Number Investments in affiliated collateralized loan obligations Investments In Affiliated Collateralized Loan Obligations [Member] Investments In Affiliated Collateralized Loan Obligations [Member] Reclassification adjustment recognized Reclassification from AOCI, Current Period, Tax Technology, occupancy, and facility costs Technology, Depreciation, Occupancy, And Facility Expenses Technology, Depreciation, Occupancy, And Facility Expenses Accounts receivable Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Accounts Receivable, Amount Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Accounts Receivable, Amount Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Unsettled common stock repurchases liability Unsettled Common Stock Repurchases Liabilities Unsettled Common Stock Repurchases Liabilities Expected amortization, year 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Four Prior years, increase Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Less: comprehensive income (loss) attributable to redeemable non-controlling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest NAV Per Share Fair Value Measured at Net Asset Value Per Share [Member] Title of Individual [Axis] Title of Individual [Axis] Grants (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Operating lease liabilities Deferred Income Tax Expense (Benefit), Related to Operating Lease Liabilities Deferred Income Tax Expense (Benefit), Related to Operating Lease Liabilities Restricted stock units Restricted Stock Units (RSUs) [Member] Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Reportable entities Reportable Legal Entities [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Use of estimates Use of Estimates, Policy [Policy Text Block] Cash equivalents held in money market funds Cash equivalents Cash and Cash Equivalents, Fair Value Disclosure ACQUISITION Business Combination Disclosure [Text Block] CONSOLIDATED SPONSORED INVESTMENT PRODUCTS Consolidated Sponsored Investment Portfolios [Text Block] Consolidated Sponsored Investment Portfolios [Text Block] Equity Method Investments and Joint Ventures [Abstract] Balance at beginning of period Balance, December 31, 2022 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Schedule of Variable Interest Entities [Table] Schedule of Variable Interest Entities [Table] Concentration risk, percentage Concentration Risk, Percentage Advertising and promotion Marketing and Advertising Expense Compensation and related costs Compensation and Related Cost [Member] Compensation and Related Costs [Member] Net income Business Acquisition, Pro Forma Net Income (Loss) Net gains (losses) reflected in non-operating income Investment Income, Net INCOME TAXES Income Tax Disclosure [Text Block] Seed capital Sponsored Investment Portfolios, Seed Capital [Member] Sponsored Investment Portfolios, Seed Capital Investments Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Investments Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Investments Investment in UTI Asset Management Company Limited (India) UTI Asset Management Company India [Member] UTI Asset Management Company India [Member] Debt Securities, Trading, and Equity Securities, FV-NI [Table] Debt Securities, Trading, and Equity Securities, FV-NI [Table] Post combination compensation expense, fair value Business Combination, Contingent Consideration, Post Combination Compensation Expense, Fair Value Business Combination, Contingent Consideration, Post Combination Compensation Expense, Fair Value 2020 Long-Term Incentive Plan and the 2017 Non-Employee Director Equity Plan 2020 Long-Term Incentive Plan And the 2017 Non-Employee Director Equity Plan [Member] 2012 Long-Term Incentive Plan And the 2017 Non-Employee Director Equity Plan [Member] Amortization of intangible assets Amortization of Intangible Assets Schedule of Goodwill Schedule of Goodwill [Table Text Block] Basic (in dollars per share) Earnings Per Share, Basic 2025 Lessee, Operating Lease, Liability, to be Paid, Year Three Value at vest date Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Reclassification adjustment recognized in the provision for income taxes upon deconsolidation of T. Rowe Price investment product Accumulated Foreign Currency Adjustment Attributable To Parent, Deconsolidation [Member] Accumulated Foreign Currency Adjustment Attributable To Parent, Deconsolidation Schedule of Subsidiary or Equity Method Investee [Table] Schedule of Subsidiary or Equity Method Investee [Table] Compensation expense included in current period Business Acquisition, Compensation Expense Included in Current Period Business Acquisition, Compensation Expense Included in Current Period Concentration Risk Type [Domain] Concentration Risk Type [Domain] Indefinite-lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Total stockholders' equity attributable to T. Rowe Price Group, Inc. Beginning balances Ending balances Stockholders' Equity Attributable to Parent Deferred Bonus and Profit Sharing Arrangement, Individual Contract, Type of Deferred Compensation [Domain] Deferred Bonus and Profit Sharing Arrangement, Individual Contract, Type of Deferred Compensation [Domain] Weighted-average fair value of restricted shares and restricted stock units forfeited (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Condensed Balance Sheet Statement [Table] Condensed Balance Sheet Statement [Table] Compensation and Related Costs Compensation and Related Costs [Member] Compensation and Related Costs Vesting [Domain] Vesting [Domain] Repurchase Agreements Repurchase Agreements [Member] Operating lease liabilities Deferred Tax Assets, Operating Lease Liabilities Deferred Tax Assets, Operating Lease Liabilities Condensed Income Statement [Table] Condensed Income Statement [Table] Post combination compensation expense, recognition period Business Combination, Contingent Consideration, Post Combination Compensation Expense, Recognition Period Business Combination, Contingent Consideration, Post Combination Compensation Expense, Recognition Period Other Deferred Tax Assets, Other Entity Interactive Data Current Entity Interactive Data Current Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Expected amortization, year 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Three Schedule of Change in Contingent Consideration Liability Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Money market mutual funds Money Market Funds [Member] Dividends paid to common stock and equity-award holders Payments of Dividends Reclassification adjustment recognized upon partial disposition of equity method investment Accumulated Foreign Currency Adjustment Attributable To Parent, Partial Disposition Of Equity Method Investment [Member] Accumulated Foreign Currency Adjustment Attributable To Parent, Partial Disposition Of Equity Method Investment Litigation Status [Domain] Litigation Status [Domain] Condensed Cash Flow Statements, Captions [Line Items] Condensed Cash Flow Statements, Captions [Line Items] Common stock Common Stock [Member] Cash equivalent investments in T. Rowe Price money market mutual funds Money Market Funds, at Carrying Value Other comprehensive loss, net of tax Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Repurchases of common stock Payments for Repurchase of Common Stock Shares available for future grant (shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Contingent consideration liability Contingent consideration liability Business Combination, Contingent Consideration, Liability Investments held at fair value Marketable Securities, Policy [Policy Text Block] Statement [Table] Statement [Table] Weighted-average fair value of restricted shares and restricted stock units vested (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Gain on sale of equity investments Equity Method Investment, Realized Gain (Loss) on Disposal Common shares issued for acquisition Stock Issued During Period, Value, Acquisitions Nonvested shares where performance threshold has been met (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Performance Threshold Met, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Performance Threshold Met, Number Schedule of Fair Values of Investments Held by Consolidated T. Rowe Price Investment Portfolios Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis for Consolidated Sponsored Investment Portfolios [Table Text Block] Tabular disclosure of assets and liabilities of consolidated sponsored investment portfolios that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). Acquired Investments Deferred Tax Liabilities, Investments Total assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Furniture and other equipment Furniture and Fixtures [Member] Schedule of Net Impact of Deconsolidation and Consolidation on Condensed Consolidated Balance Sheets and Income Statements Schedule of Deconsolidation Impacts on Financial Statements [Table Text Block] Schedule of Deconsolidation Impacts on Financial Statements [Table Text Block] Schedule of Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits, by Title of Individual and by Type of Deferred Compensation [Table] Schedule of Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits, by Title of Individual and by Type of Deferred Compensation [Table] Schedule of Unconsolidated Investments Investment [Table Text Block] Expense recognized for defined contribution retirement plans Defined Contribution Plan, Cost Statistical Measurement [Axis] Statistical Measurement [Axis] Other comprehensive income (loss) before income taxes Other Comprehensive Income (Loss), before Tax Indefinite-lived intangible assets - trade name Indefinite-Lived Intangible Assets (Excluding Goodwill) Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Leasehold improvements Leasehold Improvements [Member] Accrued compensation Deferred Income Tax Expense (Benefit), Related to Accrued Compensation Deferred Income Tax Expense (Benefit), Related to Accrued Compensation Liability Liability [Member] Statement, Equity Components [Axis] Equity Components [Axis] Equity Components [Axis] Fair value, measurements, recurring Fair Value, Recurring [Member] Weighted-average exercise price of options exercisable at current period-end (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Comprehensive income Comprehensive Income, Policy [Policy Text Block] Schedule of Pro Forma Information Business Acquisition, Pro Forma Information [Table Text Block] Capital allocation-based income Capital Allocation Based Income [Member] Capital Allocation Based Income Revision of Prior Period [Domain] Revision of Prior Period [Domain] Document Fiscal Year Focus Document Fiscal Year Focus Cash flows from operating activities Net Cash Provided by (Used in) Operating Activities [Abstract] Maximum amount of cash incentive compensation senior officers elected to defer Deferred Compensation Arrangement With Individual, Cash Awards Granted, Amount Deferred Deferred Compensation Arrangement with Individual, Maximum Cash Award Limit Restricted shares and restricted stock units Restricted Stock And Restricted Stock Units [Member] Shares and stock units that an entity has not yet issued because the agreed-upon consideration, such as employee services, has not yet been received. Statement [Line Items] Statement [Line Items] Consolidation eliminations Consolidation, Eliminations [Member] Co-investment Entities Co-investment Entities [Member] Co-investment Entities Nonvested, beginning balance (in shares) Nonvested, ending balance (in shares) Nonvested, equity instruments other than options Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Restricted stockholders' equity Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries Restricted Cash and Cash Equivalents Items [Line Items] Restricted Cash and Cash Equivalents Items [Line Items] Retained earnings Retained Earnings, Unappropriated Schedule of Intangible Assets and Goodwill [Line Items] Schedule of Intangible Assets and Goodwill [Line Items] Schedule of Intangible Assets and Goodwill [Line Items] Total non-operating income (loss) Gains recognized upon deconsolidation Nonoperating Income (Expense) Variable Rate [Domain] Variable Rate [Domain] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Computer and communications software and equipment Computer And Communications Software And Equipment [Member] Long lived, depreciable assets used in the creation, maintenance, and utilization of information systems which include computers and peripherals, as well as capitalized costs of purchased software applications and capitalized costs to develop software for long-term internal use. Loss Contingencies [Table] Loss Contingencies [Table] Earnout, second threshold, fair value Business Combination, Earnout, Second Threshold, Fair Value Business Combination, Earnout, Second Threshold, Fair Value Change in fair value of contingent consideration Fair value remeasurement of contingent consideration liability Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability Operating lease assets Operating Lease, Right-of-Use Asset Common shares repurchased Stock Repurchased During Period, Value AOCI Total net deferred tax benefits AOCI Attributable to Parent [Member] Reclassification adjustments recognized in non-operating income Reclassification from AOCI, Current Period, before Tax, Attributable to Parent OTHER COMPREHENSIVE INCOME AND ACCUMULATED OTHER COMPREHENSIVE INCOME Comprehensive Income (Loss) Note [Text Block] Auditor Firm ID Auditor Firm ID Income Tax Reform [Line Items] Income Tax Reform [Line Items] [Line Items] for Income Tax Reform [Table] Deferred tax liabilities Deferred Tax Liabilities, Gross [Abstract] Operating lease expense Operating Lease, Expense Document Transition Report Document Transition Report Other comprehensive income (loss), before taxes Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent Local Phone Number Local Phone Number Assets Assets [Member] Schedule of Roll Forward of Stock Options Share-Based Payment Arrangement, Option, Activity [Table Text Block] Net operating income Operating Income (Loss) Earnout payout, if 75% threshold not met Business Combination, Earnout Payout, if 75 Percent Threshold Not Met Business Combination, Earnout Payout, if 75 Percent Threshold Not Met Newly issued but not yet adopted accounting guidance New Accounting Pronouncements, Policy [Policy Text Block] Litigation Status [Axis] Litigation Status [Axis] Stock-based compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-Based Compensation Cost Weighted-average fair value of restricted shares and restricted stock units nonvested dividend equivalents granted to non-employee directors (in dollars per share) Share-based Compensation Arrangement By Share-based Payment Award, Nonvested Dividend Equivalents Granted To Non-Employee Directors, Weighted Average Grant Date Fair Value Share-based Compensation Arrangement By Share-based Payment Award, Nonvested Dividend Equivalents Granted To Non-Employee Directors, Weighted Average Grant Date Fair Value State and local jurisdiction State and Local Jurisdiction [Member] Weighted-average common shares Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Restricted stock units issued as dividend equivalents (in shares) Dividend, Share-Based Payment Arrangement, Paid-in-Kind, Shares Dividend, Share-Based Payment Arrangement, Paid-in-Kind, Shares Depreciation, amortization and impairment of property, equipment and software Depreciation, Amortization And Impairment Of Property, Equipment And Software Depreciation, Amortization And Impairment Of Property, Equipment And Software Goodwill Goodwill Balance, beginning of the year Balance, end of year Goodwill Liabilities Liabilities, Fair Value Disclosure Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] Common shares repurchased (in shares) Stock Repurchased During Period, Shares Indefinite-lived intangible assets acquired, management contracts Indefinite-Lived Intangible Assets Acquired Equity method investments Equity method investments Equity Method Investee [Member] Tax refund receivables Income Taxes Receivable Adjustments to reconcile net income to net cash provided by operating activities Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] GOODWILL AND INTANGIBLE ASSETS Goodwill and Intangible Assets Disclosure [Text Block] Provision for income taxes Total Income Tax Expense (Benefit) Geographical [Domain] Geographical [Domain] Property, equipment and software Property, Plant and Equipment, Policy [Policy Text Block] Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share 2026 Lessee, Operating Lease, Liability, to be Paid, Year Four Income Statement [Abstract] Income Statement [Abstract] Entity Public Float Entity Public Float Additional capital in excess of par value Additional Paid-in Capital [Member] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Document Fiscal Period Focus Document Fiscal Period Focus Total intrinsic value of options exercised Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Attributable to T. Rowe Price Group Investment, Sponsored Investment Portfolios, Attributable to Parent Represents the reporting entity's interest in consolidated sponsored investment portfolios. This amount is eliminated in consolidation. Outstanding assuming dilution (in shares) Weighted Average Number of Shares Outstanding, Diluted Less accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Unrealized holding gains recognized in non-operating income Deferred Income Tax Expense (Benefit), Related to Unrealized Holding Gains Recognized in Income Deferred Income Tax Expense (Benefit), Related to Unrealized Holding Gains Recognized in Income Audit Information [Abstract] Audit Information Loss Contingencies [Line Items] Loss Contingencies [Line Items] Debt assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-Term Debt Investments held at fair value Equity Securities, FV-NI General, administrative, and other Other General and Administrative Expense Currency translation adjustment Deferred Tax Assets, Unrealized Currency Losses Assets under management Assets Under Management [Member] Assets Under Management [Member] Buildings and improvements Building and Building Improvements [Member] ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Investments Total Investments Net cash of sponsored investment products on consolidation (deconsolidation) Net Cash Flow For Consolidation Deconsolidation Of Sponsored Investment Portfolios The net cash inflow (outflow) associated with the consolidation (deconsolidation) of sponsored investment portfolios. Acquisition-related retention liability Deferred Income Tax Expense (Benefit), Related To Acquisition-Related Retention Liability Deferred Income Tax Expense (Benefit), Related To Acquisition-Related Retention Liability Common stock, $.20 par value—authorized 750,000,000; issued 224,310,000 shares at December 31, 2022 and 229,175,000 at December 31, 2021 Common Stock, Value, Issued Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Product and recordkeeping related costs Product-Related And Client Servicing Expenses Product-Related And Client Servicing Expenses Incentive payment, percentage Business Combination, Contingent Consideration, Incentive Payment, Percentage Business Combination, Contingent Consideration, Incentive Payment, Percentage Deferred tax assets Deferred Tax Assets, Gross [Abstract] Weighted-average fair value of restricted shares and restricted stock units granted (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Investment commitment, amount Other Commitment Consolidated Sponsored Investment Portfolios [Abstract] Consolidated Sponsored Investment Portfolios [Abstract] Consolidated Sponsored Investment Portfolios [Abstract] Distribution Distribution and servicing fees Distribution Service [Member] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Impairment of intangible assets, finite-lived Impairment of Intangible Assets, Finite-Lived Deductible portion of goodwill acquired Business Combination, Deductible Portion Of Goodwill Acquired Business Combination, Deductible Portion Of Goodwill Acquired OHA Commitments OHA Commitments [Member] OHA Commitments [Member] Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Cash and cash equivalents at beginning of year Cash and cash equivalents at end of year Cash and cash equivalents Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Net income allocated to common stockholders (basic) Net Income (Loss) Available to Common Stockholders, Basic Schedule of Total Assets, Liabilities And Non-controlling Interests of Consolidated Variable Interest Entities Equity Method Investments [Table Text Block] Common stock, shares issued (in shares) Common Stock, Shares, Issued Equity method investments Equity Method Investments Concentration Risk [Line Items] Concentration Risk [Line Items] Total stockholders’ equity attributable to T. Rowe Price Group, Inc. Parent [Member] Deferred tax liabilities for intended repatriation Deferred Tax Liabilities For Intended Repatriation Deferred Tax Liabilities For Intended Repatriation Income Statement Location [Domain] Income Statement Location [Domain] Reclassification out of accumulated other comprehensive income Reclassification out of Accumulated Other Comprehensive Income [Member] Acquisition-related retention liability Business Combination, Acquisition Related Costs Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Net investments in sponsored investment products used to economically hedge supplemental savings plan liability Proceeds from (Payments for) Trading Securities, Short-Term Amendment Flag Amendment Flag Schedule of Revenues From Advisory Services Components Of Investment Advisory Fees [Table Text Block] Tabular disclosure of the components of revenue recognized in the period for schedule-based fees earned for management of mutual funds based on average daily net assets and other investment management and advisory fees earned on other client portfolios based on asset valuations. Net cash used in investing activities Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Investing Activities Net gains (losses) on consolidated investment products Investment Income, Nonoperating, Consolidated Sponsored Investment Portfolios Investment Income, Nonoperating, Consolidated Sponsored Investment Portfolios Investment Type [Axis] Investment Type [Axis] Number of new claims filed (in claims) Loss Contingency, New Claims Filed, Number Accounts receivable and accrued revenue Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Accounts Receivable And Accrued Revenue Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Accounts Receivable And Accrued Revenue Total other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits [Line Items] Comprehensive income attributable to T. Rowe Price Group Comprehensive Income (Loss), Net of Tax, Attributable to Parent Acquisition of OHA Goodwill, Acquired During Period Revenue Business Acquisition, Pro Forma Revenue Previously taxed earnings and profits of foreign subsidiaries with unremitted earnings Previously Taxed Earnings And Profits Of Foreign Subsidiaries With Unremitted Earnings Previously Taxed Earnings And Profits Of Foreign Subsidiaries With Unremitted Earnings Total liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Entity Current Reporting Status Entity Current Reporting Status Goodwill and Intangible Assets Disclosure [Abstract] Stock-based compensation Deferred Income Tax Expense (Benefit), Related to Stock-Based Compensation Deferred Income Tax Expense (Benefit), Related to Stock-Based Compensation Deferred tax liabilities, included in other assets in the consolidated balance sheet Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Exercisable at current period-end (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number Repatriation of foreign earnings, percent Effective Income Tax Rate Reconciliation, Repatriation Of Foreign Earnings Threshold, Percentage Effective Income Tax Rate Reconciliation, Repatriation Of Foreign Earnings Threshold, Percentage Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Statutory U.S. federal income tax rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Change in fair value Liabilities, Fair Value Adjustment Cash dividend (in dollars per share) Dividends Payable, Amount Per Share Schedule of Assets Acquired and Liabilities Assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Period end assets under management Assets under Management, Carrying Amount Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Outstanding, beginning balance (in shares) Outstanding, ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Total Intangible Assets, Net (Including Goodwill) Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code State income taxes for current year, net of federal income tax benefits Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Basis of accounting Basis of Accounting, Policy [Policy Text Block] Effect of exchange rate changes on cash and cash equivalents of consolidated sponsored investment products FX impact on cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations LIABILITIES Liabilities [Abstract] Property, equipment and software, net Total Property, Plant and Equipment, Net Cash and Cash Equivalents [Abstract] Cash and Cash Equivalents [Abstract] Cash paid included in measurement of operating lease liabilities Operating Lease, Payments Retention bonuses Business Combination, Contingent Consideration, Retention Bonuses Business Combination, Contingent Consideration, Retention Bonuses Compensation and related costs Labor and Related Expense Nonvested dividend equivalents granted to non-employee directors (in shares) Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other than Options, Nonvested Dividend Equivalents Granted To Non-Employee Directors Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other than Options, Nonvested Dividend Equivalents Granted To Non-Employee Directors Unrealized gains, included in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Options Share-Based Payment Arrangement, Option [Member] Title of Individual [Domain] Title of Individual [Domain] Contingent consideration, maximum earnout payment Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High Euro Interbank Offer Rate (EURIBOR) Euro Interbank Offer Rate (EURIBOR) [Member] Euro Interbank Offer Rate (EURIBOR) [Member] Shares issued upon option exercises Stock Issued During Period, Value, Stock Options Exercised Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Other losses Other Nonoperating Income (Expense) Balance Sheet Location [Axis] Balance Sheet Location [Axis] Net income (loss) attributable to T. Rowe Price Group Income (Loss) from Continuing Operations before Income Taxes, Attributable to Parent Income (Loss) from Continuing Operations before Income Taxes, Attributable to Parent BASIS OF PREPARATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Intangible assets Intangible Assets, Finite-Lived, Policy [Policy Text Block] Investment advisory fees Investment advisory fees Asset Management [Member] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Total operating expenses Operating expenses reflected in net operating income Operating Expenses Maximum Maximum [Member] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Less: net income allocated to outstanding restricted stock and stock unit holders (diluted) Participating Securities, Distributed and Undistributed Earnings (Loss), Diluted Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Stock compensation plan Share-Based Payment Arrangement [Member] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Condensed Cash Flow Statement [Table] Condensed Cash Flow Statement [Table] Subsidiary or Equity Method Investee [Line Items] Subsidiary or Equity Method Investee [Line Items] Net income taxes paid Income Taxes Paid, Net Extended earnout payment period Business Combination, Contingent Consideration, Extended Earnout Payment Period Business Combination, Contingent Consideration, Extended Earnout Payment Period Business Acquisition [Line Items] Business Acquisition [Line Items] Entity Small Business Entity Small Business Other Commitments [Table] Other Commitments [Table] Beginning balances (in shares) Ending balances (in shares) Shares, Outstanding Measurement Frequency [Domain] Measurement Frequency [Domain] STOCKHOLDERS’ EQUITY Stockholders' Equity Note Disclosure [Text Block] Cash dividends declared per share (in dollars per share) Common Stock, Dividends, Per Share, Declared Revenues Revenues [Abstract] Definite-lived intangible assets - investment advisory agreements Finite-Lived Intangible Assets, Net Oak Hill Advisors, L.P. OAK HILL ADVISORS, L.P [Member] OAK HILL ADVISORS, L.P [Member] Net distributions to non-controlling interests in consolidated entities Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Schedule of Fair Value Measurements Fair Value, Assets Measured on Recurring Basis [Table Text Block] Upfront purchase consideration to be forfeited Business Combination, Upfront Consideration, Retention Expense Business Combination, Upfront Consideration, Retention Expense Common share issuances under stock-based compensation plans Proceeds From Stock Options Exercised, Net Of Payments For Repurchase Of Common Stock For Employee Tax Withholding Obligations And Strike Price The cash inflow associated with the amount received from holders exercising their stock options net of 1) shares swapped by the employee to pay the cost of related employee stock option awards and 2) cash outflows paid by the company to cover an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. A positive value represents cash inflows in excess of cash outflows listed. A negative value represents cash outflows in excess of the cash inflow described. Total Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Acquired investments Deferred Tax Assets, Investments Options Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] PROPERTY, EQUIPMENT AND SOFTWARE Property, Plant and Equipment Disclosure [Text Block] Other Deferred Income Tax Expense (Benefit), Related to Other Deferred Income Tax Expense (Benefit), Related to Other Contingent consideration liability Deferred Income Tax Expense (Benefit), Related To Contingent Consideration Liability Deferred Income Tax Expense (Benefit), Related To Contingent Consideration Liability Aggregate intrinsic value of in-the-money options outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Title of 12(b) Security Title of 12(b) Security VOE Voting Interest Entities [Member] Voting Interest Entities [Member] Special cash dividend declared ($3.00 per share) Special Dividends Cash Special Dividends Cash Dispositions of sponsored investment products Proceeds from Sale, Maturity and Collection of Investments Consolidated Entities [Axis] Consolidated Entities [Axis] Schedule of Unrecognized Tax Benefits Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Voting interests less than 100 percent acquired Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Rate Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Rate Consideration restriction from sale, period Business Combination, Consideration Transferred Equity Interests Issued And Issuable, Restriction From Sale, Period Business Combination, Consideration Transferred Equity Interests Issued And Issuable, Restriction From Sale, Period Business Combination and Asset Acquisition [Abstract] Supplemental Savings Plan Deferred Bonus [Member] Net gains (losses) on investments Investment Income, Nonoperating, Other Than Consolidated Sponsored Investment Portfolios Investment Income, Nonoperating, Other Than Consolidated Sponsored Investment Portfolios Stockholders' equity Stockholders' Equity, Number of Shares, Par Value and Other Disclosure [Abstract] Operating lease liabilities Operating lease liabilities, as reported Operating Lease, Liability Net excess tax benefits from stock-based compensation plans activity Effective Income Tax Rate Reconciliation, Share-Based Compensation, Excess Tax Benefits (Tax Shortfalls), Percent Effective Income Tax Rate Reconciliation, Share-Based Compensation, Excess Tax Benefits (Tax Shortfalls), Percent Net income (loss) Net Income (Loss) Including Non-Controlling Interest Compensation Expense, Attributable to Parent Net Income (Loss) Including Non-Controlling Interest Compensation Expense, Attributable to Parent Stock-based compensation Share-Based Payment Arrangement [Policy Text Block] Schedule of Goodwill and Intangible Assets Schedule of Intangible Assets and Goodwill [Table Text Block] Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Acquisition date fair value Previously Reported [Member] Expected amortization, year 2024 Finite-Lived Intangible Asset, Expected Amortization, Year Two Consolidated T. Rowe Price investment products Consolidated Investment Portfolios [Member] Consolidated Investment Portfolios [Member] Net deferred tax liabilities Deferred Tax Liabilities, Net U.S. Treasury note US Treasury Securities [Member] Income Tax Reform [Table] Income Tax Reform [Table] Income Tax Reform [Table] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Other comprehensive income before reclassifications and income taxes OCI, before Reclassifications, before Tax, Attributable to Parent Income Tax Authority [Axis] Income Tax Authority [Axis] Auditor Location Auditor Location Fourth quarter 2023 Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost To Be Recognized Quarter Four Of Next Fiscal Year Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost To Be Recognized Quarter Four Of Next Fiscal Year Entity Filer Category Entity Filer Category Outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Stock issued, restricted stock award, net of shares withheld for taxes Stock Issued During Period, Value, Restricted Stock Award, Net Of Shares Withheld For Taxes Stock Issued During Period, Value, Restricted Stock Award, Net Of Shares Withheld For Taxes U.S. federal Current Federal Tax Expense (Benefit) Schedule of Maximum Risk of Loss Related to Investments in Variable Interest Entities Schedule of Variable Interest Entities [Table Text Block] Schedule of Future Stock-based Compensation Expense Share-Based Payment Arrangement, Nonvested Award, Cost [Table Text Block] Equity method investment (ownership percentage) Equity Method Investment, Ownership Percentage Stock-based compensation expense Share-Based Payment Arrangement, Expense Commitments and contingent liabilities Commitments and Contingencies Security Exchange Name Security Exchange Name Weighted-average exercise price of options outstanding, beginning balance (in dollars per share) Weighted-average exercise price of options outstanding, ending balance (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Condensed Balance Sheet Statements, Captions [Line Items] Condensed Balance Sheet Statements, Captions [Line Items] Intangible assets weighted average useful life Intangible assets useful life Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Accounts receivable and accrued revenue Accounts receivable Accounts Receivable, after Allowance for Credit Loss Net assets Net Assets Preferred stock, undesignated, $.20 par value—authorized and unissued 20,000,000 shares Preferred Stock, Value, Issued Redeemable non-controlling interests Beginning balances attributable to redeemable non-controlling interests Ending balances attributable to redeemable non-controlling interests Attributable to redeemable non-controlling interests Redeemable Noncontrolling Interest, Equity, Carrying Amount Restricted shares Restricted Stock [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Amortization of unrealized loss Business Acquisition, Affiliated Private Investment Funds, Amortization Of Unrealized Gain (Loss) Business Acquisition, Affiliated Private Investment Funds, Amortization Of Unrealized Gain (Loss) Net subscriptions into/ redemption from T. Rowe Price investment products Subscription From Redemption Distribution To Noncontrolling Interest A positive value represents subscriptions net of redemptions and distributions to redeemable non-controlling interest holders of a less than wholly owned subsidiary. A negative value represents redemptions and distributions paid to redeemable non-controlling interest holders net of subscriptions received. Net subscriptions (redemptions) from redeemable non-controlling interest holders Net Subscriptions (Redemptions) Received From Redeemable Non Controlling Interest Holders Net Subscriptions (Redemptions) Received From Redeemable Non Controlling Interest Holders Net revenues Investment advisory and administrative fees Revenue from Contract with Customer, Excluding Assessed Tax Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Non-controlling interest, weighted average remaining life Business Acquisition, Non Controlling Interest, Weighted Average Remaining Life Business Acquisition, Non Controlling Interest, Weighted Average Remaining Life Stock consideration Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Indefinite- and definite-lived investment management contracts Intangible Assets Acquired Intangible Assets Acquired Shares of common stock authorized for issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Liability, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration] Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Liability, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration] Cover [Abstract] Cover [Abstract] Pending Litigation Pending Litigation [Member] Leases Lessee, Leases [Policy Text Block] Level 3 Level 3 Fair Value, Inputs, Level 3 [Member] Entity Voluntary Filers Entity Voluntary Filers Goodwill impairment loss Goodwill, Impairment Loss STOCK-BASED COMPENSATION Share-Based Payment Arrangement [Text Block] Liabilities of consolidated sponsored investment products ($39.1 million at December 31, 2022 and $36.2 million at December 31, 2021, related to variable interest entities) Liabilities of consolidated T. Rowe Price investment products Liabilities Of Voting Interest Entities And Variable Interest Entities Liabilities Of Voting Interest Entities And Variable Interest Entities Other assets Other Assets Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures, Fair Value Disclosure Investments in Affiliates, Subsidiaries, Associates, and Joint Ventures, Fair Value Disclosure Affiliated private investment funds Business Acquisition, Affiliated Private Investment Funds, Fair Value Business Acquisition, Affiliated Private Investment Funds, Fair Value Investments [Domain] Investments [Domain] Non-controlling interests in consolidated entities Noncontrolling Interest [Member] Net income attributable to redeemable non-controlling interests Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Percent Investment partnerships and other investments Investment Partnerships And Other Investments [Member] Investment Partnerships And Other Investments [Member] Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Total liabilities, redeemable non-controlling interests and permanent stockholders’ equity Liabilities and Equity Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Goodwill [Roll Forward] Goodwill [Roll Forward] Less: net income (loss) attributable to redeemable non-controlling interests Net income attributable to redeemable non-controlling interests Net income (loss) attributable to redeemable non-controlling interests Net Income (Loss) Attributable to Redeemable Noncontrolling Interest Acquired investments Deferred Income Tax Expense (Benefit), Related To Acquired Investments Deferred Income Tax Expense (Benefit), Related To Acquired Investments Land Land [Member] Dividends earned on money market mutual funds Dividend distribution Investment Income, Dividend Outside U.S. Non-US [Member] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Total deferred tax assets Deferred Tax Assets, Gross Operating lease liability Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Lease Liability Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Lease Liability AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Acquisition, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Level 2 Level 2 Fair Value, Inputs, Level 2 [Member] Noncontrolling interest have recorded in equity , fair value Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value Purchases of sponsored investment products Payments to Acquire Investments Current Fiscal Year End Date Current Fiscal Year End Date Stockholder-approved plans Stockholder Approved Plans For Stock Options The number of stockholder approved plans under which qualified incentive and nonqualified fixed stock options are granted. Less: imputed interest to be recognized in lease expense Lessee, Operating Lease, Liability, Undiscounted Excess Amount Net income allocated to common stockholders (diluted) Net Income (Loss) Available to Common Stockholders, Diluted Vesting [Axis] Vesting [Axis] Diluted (in dollars per share) Earnings Per Share, Diluted Intangible assets Intangible Assets, Net (Excluding Goodwill) Performance-based Share-Based Payment Arrangement, Tranche Two [Member] Subadvised funds, separate accounts, collective investment trusts, and other investment products Subadvised, Separate Accounts, And Other Investment Products [Member] Subadvised, Separate Accounts, And Other Investment Products [Member] Other Disclosures [Abstract] Other Disclosures [Abstract] Other Disclosures [Abstract] Graded vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Stock-based compensation expense APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Consolidation Items [Axis] Consolidation Items [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Dividends declared Dividends, Cash 2024 Lessee, Operating Lease, Liability, to be Paid, Year Two Supplemental Savings Plan, maximum deferral period Deferred Compensation Arrangement with Individual, Initial Maximum Contractual Term Deferred Compensation Arrangement with Individual, Initial Maximum Contractual Term Balance at beginning of year Balance at end of year Unrecognized Tax Benefits Equity Equity Securities [Member] Contingent consideration liability Deferred Tax Liabilities, Contingent Consideration Liability Deferred Tax Liabilities, Contingent Consideration Liability Award expiration term Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Less: net income allocated to outstanding restricted stock and stock unit holders (basic) Participating Securities, Distributed and Undistributed Earnings (Loss), Basic Non-operating income (loss) Nonoperating Income (Expense) [Abstract] Net unrealized gains on T. Rowe Price investments product recognized in nonoperating income Equity Securities, FV-NI, Unrealized Gain (Loss) Earnout 30% threshold Percentage of contingent consideration Business Combination, Earnout Percentage, Second Threshold Business Combination, Earnout Percentage, Second Threshold Schedule of Future Minimum Lease Payments Lessee, Operating Lease, Liability, Maturity [Table Text Block] Entity Address, Address Line One Entity Address, Address Line One Net deferred tax benefits Other Comprehensive Income (Loss), Tax Distribution and servicing costs Distribution Expenses Distribution Expenses Income Tax Authority [Domain] Income Tax Authority [Domain] Oher Administrative Service Oher Administrative Service [Member] Oher Administrative Service [Member] Impairment of intangible assets, indefinite-lived Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) Product and Service [Axis] Product and Service [Axis] Other assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Administrative, distribution, and servicing fees Administrative, Distribution, And Servicing [Member] Administrative, Distribution, And Servicing [Member] OHA Acquisition OHA Acquisition [Member] OHA Acquisition Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Trade Names Trade Names [Member] Equity method investments Equity Method Investments [Policy Text Block] Assets of consolidated sponsored investment products ($1,375.6 million at December 31, 2022 and $1,761.5 million at December 31, 2021, related to variable interest entities) Assets of consolidated T. Rowe Price investment products Assets Of Voting Interest Entities And Variable Interest Entities Assets Of Voting Interest Entities And Variable Interest Entities Acquisition-related amortization and impairment costs Amortization of Acquisition Costs Administrative Service Administrative fees Administrative Service [Member] Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Equity [Abstract] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Employee stock-based compensation programs Employee Stock Based Compensation Programs [Member] Employee Stock-Based Compensation Programs Entity Tax Identification Number Entity Tax Identification Number Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Total deferred tax liabilities Deferred Tax Liabilities, Gross Supplemental savings plan Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Deferred Compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Deferred Compensation Consolidated Entities [Domain] Consolidated Entities [Domain] Supplemental savings plan liability Deferred Income Tax Expense (Benefit), Related to Compensation and Benefits, Deferred Compensation Deferred Income Tax Expense (Benefit), Related to Compensation and Benefits, Deferred Compensation Alternatives Alternatives Investment [Member] Alternatives Investment Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Net change in cash and cash equivalents during period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Property and equipment Deferred Income Tax Expense (Benefit), Related to Property and Equipment Deferred Income Tax Expense (Benefit), Related to Property and Equipment Amount of cash incentive compensation senior officers elected to defer Deferred Compensation Arrangement with Individual, Cash Award Granted, Amount Retained earnings Retained Earnings, Unappropriated [Member] CASH EQUIVALENTS Cash and Cash Equivalents Disclosure [Text Block] Expected amortization, year 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Five Entity Central Index Key Entity Central Index Key Measurement Frequency [Axis] Measurement Frequency [Axis] Other comprehensive income (loss) Other Comprehensive Income (Loss), before Tax [Abstract] Weighted- average fair value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of Impact of the Components of Other Comprehensive Income on Deferred Tax Benefits (income Taxes) Comprehensive Income (Loss) [Table Text Block] Concentration of risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Sponsored Investment Products Sponsored Investment Portfolios [Member] Sponsored Investment Portfolios U.S. mutual funds Sponsored Mutual Funds In U S [Member] Sponsored mutual funds in the U.S. City Area Code City Area Code ASSETS Assets [Abstract] Net distributions to non-controlling interests in consolidated entities Net Contributions from (Distributions To) Non-controlling Interests In Consolidated Entities Net Contributions from (Distributions To) Non-controlling Interests In Consolidated Entities Other changes in assets and liabilities Increase (Decrease) in Other Operating Assets and Liabilities, Net Adjustments Revision of Prior Period, Adjustment [Member] Other Commitments [Line Items] Other Commitments [Line Items] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Accrued compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Accrued Compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Accrued Compensation Advertising Advertising Cost [Policy Text Block] Investments in affiliated private investment funds - carried interest Investments In Affiliated Private Investment Funds - Carried Interest [Member] Investments In Affiliated Private Investment Funds - Carried Interest [Member] Cash flows from financing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Common shares authorized for future repurchase (shares) Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased Other comprehensive income (loss), net of tax, attributable to redeemable non-controlling interests Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest Total currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Earnings per share Earnings Per Share, Policy [Policy Text Block] Stock-based compensation expense Share-Based Payment Arrangement, Noncash Expense Percentage of interest expense Secured Debt, Repurchase Agreements, Interest Expense Secured Debt, Repurchase Agreements, Interest Expense Variable Rate [Axis] Variable Rate [Axis] Number of equity method investments Number Of Equity Method Investments Number Of Equity Method Investments Additions to property and equipment Payments to Acquire Property, Plant, and Equipment Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Supplemental savings plan liability economic hedges Sponsored Investment Portfolios, Supplemental Savings Plan Liability Economic Hedges [Member] Sponsored Investment Portfolios, Supplemental Savings Plan Liability Economic Hedges Expected amortization, year 2023 Finite-Lived Intangible Asset, Expected Amortization, Year One Second quarter 2023 Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost To Be Recognized Quarter Two Of Next Fiscal Year Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost To Be Recognized Quarter Two Of Next Fiscal Year Earnings Per Share Reconciliation Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Income taxes payable Accrued Income Taxes Asset impairments Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Impairment Losses Total 2023 Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost To Be Recognized Next Fiscal Year Unrecognized cost of unvested share-based compensation awards to be recognized in the next fiscal year. Customer [Domain] Customer [Domain]