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Variable Interest Entities and Consolidated Investment Products - Assets, Liabilities and Equity of the Fund (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024 | Sep. 30, 2024
--- | --- | --- | ---
Liabilities |  |  |
Redeemable noncontrolling interests | $ 256,194 | $ 327,917 |
Artisan’s direct equity investment in CIPs | 107,200 |  |
Variable Interest Entity, Primary Beneficiary |  |  |
ASSETS |  |  |
Cash and cash equivalents | 42,025 | 67,046 | $ 25,851
Investments | 329,296 | 462,140 |
Liabilities |  |  |
Investment liabilities, at fair value | 898 | 7,780 |
Net CIP assets included in the table above | 359,585 | 512,599 |
Net CIP assets/(liabilities) not included in the table above | 3,803 | (88,191) |
Total Net CIP assets | 363,388 | 424,408 |
Artisan’s direct equity investment in CIPs | 107,194 | 96,491 |
Variable Interest Entity, Primary Beneficiary | Money market funds | Fair Value, Measurements, Recurring |  |  |
ASSETS |  |  |
Cash and cash equivalents | 31,187 | 58,239 |
Variable Interest Entity, Primary Beneficiary | Money market funds | Fair Value, Measurements, Recurring | Level 1 |  |  |
ASSETS |  |  |
Cash and cash equivalents | 31,187 | 58,239 |
Variable Interest Entity, Primary Beneficiary | Money market funds | Fair Value, Measurements, Recurring | Level 2 |  |  |
ASSETS |  |  |
Cash and cash equivalents | 0 | 0 |
Variable Interest Entity, Primary Beneficiary | Money market funds | Fair Value, Measurements, Recurring | Level 3 |  |  |
ASSETS |  |  |
Cash and cash equivalents | 0 | 0 |
Variable Interest Entity, Primary Beneficiary | Equity securities - long position | Fair Value, Measurements, Recurring |  |  |
ASSETS |  |  |
Investments | 150,368 | 72,547 |
Variable Interest Entity, Primary Beneficiary | Equity securities - long position | Fair Value, Measurements, Recurring | Level 1 |  |  |
ASSETS |  |  |
Investments | 150,368 | 70,642 |
Variable Interest Entity, Primary Beneficiary | Equity securities - long position | Fair Value, Measurements, Recurring | Level 2 |  |  |
ASSETS |  |  |
Investments | 0 | 1,905 |
Variable Interest Entity, Primary Beneficiary | Equity securities - long position | Fair Value, Measurements, Recurring | Level 3 |  |  |
ASSETS |  |  |
Investments | 0 | 0 |
Variable Interest Entity, Primary Beneficiary | Fixed income instruments - long position | Fair Value, Measurements, Recurring |  |  |
ASSETS |  |  |
Investments | 176,864 | 381,556 |
Liabilities |  |  |
Investment liabilities, at fair value |  | 7,013 |
Variable Interest Entity, Primary Beneficiary | Fixed income instruments - long position | Fair Value, Measurements, Recurring | Level 1 |  |  |
ASSETS |  |  |
Investments | 0 | 0 |
Liabilities |  |  |
Investment liabilities, at fair value |  | 0 |
Variable Interest Entity, Primary Beneficiary | Fixed income instruments - long position | Fair Value, Measurements, Recurring | Level 2 |  |  |
ASSETS |  |  |
Investments | 167,335 | 359,597 |
Liabilities |  |  |
Investment liabilities, at fair value |  | 7,013 |
Variable Interest Entity, Primary Beneficiary | Fixed income instruments - long position | Fair Value, Measurements, Recurring | Level 3 |  |  |
ASSETS |  |  |
Investments | 9,529 | 21,959 |
Liabilities |  |  |
Investment liabilities, at fair value |  | 0 |
Variable Interest Entity, Primary Beneficiary | Derivative assets | Fair Value, Measurements, Recurring |  |  |
ASSETS |  |  |
Investments | 2,064 | 934 |
Liabilities |  |  |
Investment liabilities, at fair value | 898 | 516 |
Variable Interest Entity, Primary Beneficiary | Derivative assets | Fair Value, Measurements, Recurring | Level 1 |  |  |
ASSETS |  |  |
Investments | 34 | 237 |
Liabilities |  |  |
Investment liabilities, at fair value | 88 | 0 |
Variable Interest Entity, Primary Beneficiary | Derivative assets | Fair Value, Measurements, Recurring | Level 2 |  |  |
ASSETS |  |  |
Investments | 2,030 | 697 |
Liabilities |  |  |
Investment liabilities, at fair value | 806 | 516 |
Variable Interest Entity, Primary Beneficiary | Derivative assets | Fair Value, Measurements, Recurring | Level 3 |  |  |
ASSETS |  |  |
Investments | 0 | 0 |
Liabilities |  |  |
Investment liabilities, at fair value | $ 4 | 0 |
Variable Interest Entity, Primary Beneficiary | Private Equity Funds | Fair Value, Measurements, Recurring |  |  |
ASSETS |  |  |
Investments |  | 7,103 |
Variable Interest Entity, Primary Beneficiary | Private Equity Funds | Fair Value, Measurements, Recurring | Level 1 |  |  |
ASSETS |  |  |
Investments |  | 0 |
Variable Interest Entity, Primary Beneficiary | Private Equity Funds | Fair Value, Measurements, Recurring | Level 2 |  |  |
ASSETS |  |  |
Investments |  | 0 |
Variable Interest Entity, Primary Beneficiary | Private Equity Funds | Fair Value, Measurements, Recurring | Level 3 |  |  |
ASSETS |  |  |
Investments |  | 7,103 |
Variable Interest Entity, Primary Beneficiary | Repurchase Agreements | Fair Value, Measurements, Recurring |  |  |
Liabilities |  |  |
Investment liabilities, at fair value |  | 251 |
Variable Interest Entity, Primary Beneficiary | Repurchase Agreements | Fair Value, Measurements, Recurring | Level 1 |  |  |
Liabilities |  |  |
Investment liabilities, at fair value |  | 0 |
Variable Interest Entity, Primary Beneficiary | Repurchase Agreements | Fair Value, Measurements, Recurring | Level 2 |  |  |
Liabilities |  |  |
Investment liabilities, at fair value |  | 251 |
Variable Interest Entity, Primary Beneficiary | Repurchase Agreements | Fair Value, Measurements, Recurring | Level 3 |  |  |
Liabilities |  |  |
Investment liabilities, at fair value |  | $ 0 |

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