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Noncontrolling Interest - Holdings - Result of Increased Equity Ownership Interest in Holdings (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Noncontrolling Interest [Line Items] |  |  |  |
Cumulative impact of changes in ownership | $ 0 | $ 0 |  |
Stock Issued During Period, Shares, New Issues | (1,074) | (24,233) |  |
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation | 177,960 | 126,971 | 82,729 |
Artisan Partners Holdings LP |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
APAM economic interest in Artisan Partners Holdings LP (as a percent) | 84.00% |  |  |
General Partnership Units |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Capital Units, Outstanding | 66,699,872 | 63,131,007 | 56,429,825 | 54,071,188
Shares repurchased and retired during the period (shares) |  | (43,091) | (17,289) |
Stock Issued During Period, Shares, Conversion of Units |  | (4,128,600) | (1,499,655) |
Limited Partnership Units |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Capital Units, Outstanding | 12,335,197 | 15,441,103 | 21,372,029 | 22,871,684
Shares repurchased and retired during the period (shares) | 0 | 0 | 0 |
Stock Issued During Period, Shares, Conversion of Units | (2,142,292) | (4,128,600) | (1,499,655) |
Capital Units |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Units of Partnership Interest, Amount | 79,035,069 | 78,572,110 | 77,801,854 | 76,942,872
Shares repurchased and retired during the period (shares) | (100,404) | (43,091) | (17,289) |
Stock Issued During Period, Shares, Conversion of Units | 0 | 0 | 0 |
Noncontrolling Interest, Increase (Decrease) Ownership Interest, Exchange of Units, Percent | 2.00% | 5.00% | 3.00% |
Capital Units | Artisan Partners Holdings LP |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
APAM economic interest in Artisan Partners Holdings LP (as a percent) | 84.00% | 80.00% | 73.00% | 70.00%
Class A Common Stock |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues | (1,074) | (24,233) |  |
Shares repurchased and retired during the period (shares) | (100,404) |  |  |
Stock Issued During Period, Shares, Conversion of Units | (2,142,292) |  |  |
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation | 177,960 | 126,971 | 82,729 |
Unvested restricted share-based awards |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues | (740,249) | (916,085) | (959,000) |
Unvested restricted share-based awards | General Partnership Units |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues | (562,289) | (789,114) | (876,271) |
Unvested restricted share-based awards | Limited Partnership Units |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues | 0 | 0 | 0 |
Unvested restricted share-based awards | Capital Units |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues | (562,289) | (789,114) | (876,271) |
Change in APAM Economic Ownership Interest in Artisan Partners Holdings LP (as a percent) | 1.00% | 0.00% | 0.00% |
Unvested restricted share-based awards | Class A Common Stock |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues | (740,249) | (916,085) | (959,000) |
Capital Units |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Change in APAM Economic Ownership Interest in Artisan Partners Holdings LP (as a percent) | 0.00% | 0.00% | 0.00% |
Follow On Offering | General Partnership Units |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues |  | (1,802,326) |  |
Follow On Offering | Limited Partnership Units |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Shares repurchased and retired during the period (shares) | (963,614) | (1,802,326) |  |
Follow On Offering | Class A Common Stock |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues | (963,614) | (1,802,326) |  |
Capital Units | Unvested restricted share-based awards |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Change in APAM Economic Ownership Interest in Artisan Partners Holdings LP (as a percent) | 0.00% | 0.00% |  |
Capital Units | Follow On Offering |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues | 0 | 0 |  |
Change in APAM Economic Ownership Interest in Artisan Partners Holdings LP (as a percent) | 1.00% | 2.00% |  |

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