XML 44 R33.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

INVESTMENTS - Deconsolidation Impacts on Financial Statements (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Assets |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Net increase (decrease) in assets, liabilities and redeemable noncontrolling interests | $ (35.4) | $ (2.4)
Liability |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Net increase (decrease) in assets, liabilities and redeemable noncontrolling interests | 0.0 | (0.1)
Redeemable Noncontrolling Interest |  |
Debt and Equity Securities, FV-NI [Line Items] |  |
Net increase (decrease) in assets, liabilities and redeemable noncontrolling interests | $ (28.1) | $ 0.0

X
- Definition Represents the carrying value of the assets (liabilities or redeemable noncontrolling interest) deconsolidated during the period as valued on the date that the parent no longer had a controlling financial interest in the subsidiary. + References No definition available. + Details
Name: | trow_DeconsolidationValue
Namespace Prefix: | trow_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_AssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_LiabilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=trow_RedeemableNoncontrollingInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |