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Income Taxes and Related Payments - Additional information (Details) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2024 USD ($) TRA | Sep. 30, 2023 | Dec. 31, 2023 USD ($)
Income Tax Disclosure [Abstract] |  |  |
Statutory tax rate | 21.00% |  |
Approximate percentage of earnings not subject to income taxes | 14.00% |  |
Effective tax rate | 19.90% | 19.10% |
Number of tax receivable agreements (TRAs) | TRA | 2 |  |
TRA percent of savings to be paid to shareholders | 85.00% |  |
Tax receivable agreement percentage to be retained by entity | 15.00% |  |
Tax receivable agreement payment period | 125 days |  |
Unrecognized tax benefits | $ 1,800 |  | $ 200
Unrecognized tax benefits, income tax penalties accrued | $ 200 |  | $ 100

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- Definition Represents the expected payment date for payments made under the TRA, which is defined as the number of days from the date APAM's federal income tax return is filed for each fiscal year. + References No definition available. + Details
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- Definition Portion of the applicable cash savings, if any, in U.S. federal and state income tax that APAM actually realizes (or is deemed to realize in certain circumstances) to be paid to the holders of convertible preferred stock issued as consideration for the H&F Corp Merger (or Class A common stock issued upon conversion of that convertible preferred stock). + References No definition available. + Details
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- Definition Portion of the applicable cash savings, if any, in U.S. federal and state income tax that APAM actually realizes (or is deemed to realize in certain circumstances) retained by the entity. + References No definition available. + Details
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