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Summary of Significant Accounting Policies - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2021 USD ($) vote | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
Significant Accounting Policies [Line Items] |  |  |
Accrued fees to authorized agents | $ | $ 5,300,000 | $ 4,200,000 |
Loss Contingency Accrual | $ | 0 |  |
Depreciation expense | $ | $ 6,800,000 | $ 6,500,000 | $ 6,800,000
Artisan Global Funds |  |  |
Significant Accounting Policies [Line Items] |  |  |
Number of Consolidated VIEs | vote | 3 |  |
Artisan Private Funds |  |  |
Significant Accounting Policies [Line Items] |  |  |
Number of Consolidated VIEs | vote | 2 |  |
Artisan Funds |  |  |
Significant Accounting Policies [Line Items] |  |  |
Number of Consolidated VIEs | vote | 1 |  |
Furniture and fixtures |  |  |
Significant Accounting Policies [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 7 years |  |
Minimum | Computers and equipment |  |  |
Significant Accounting Policies [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 3 years |  |
Minimum | Computer software |  |  |
Significant Accounting Policies [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 3 years |  |
Minimum | Leasehold improvements |  |  |
Significant Accounting Policies [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 2 years |  |
Maximum | Computers and equipment |  |  |
Significant Accounting Policies [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 5 years |  |
Maximum | Computer software |  |  |
Significant Accounting Policies [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 5 years |  |
Maximum | Leasehold improvements |  |  |
Significant Accounting Policies [Line Items] |  |  |
Property, Plant and Equipment, Useful Life | 14 years |  |

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