v3.26.1
Related Party Transactions (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Related Party Transaction [Line Items]          
Non-customer receivables $ 7,639   $ 7,639   $ 6,281
Artisan Funds | Management Fees Before Reimbursement Revenue          
Related Party Transaction [Line Items]          
Revenue from contract with customers 180,832 $ 166,265 358,250 $ 327,758  
Artisan Funds | Expense Reimbursement          
Related Party Transaction [Line Items]          
Revenue from contract with customers 198 306 552 826  
Artisan Global Funds | Management Fees Before Reimbursement Revenue          
Related Party Transaction [Line Items]          
Revenue from contract with customers 17,358 13,620 33,216 27,417  
Artisan Global Funds | Expense Reimbursement          
Related Party Transaction [Line Items]          
Revenue from contract with customers 27 24 50 48  
Artisan Private Funds | Management Fees Before Reimbursement Revenue          
Related Party Transaction [Line Items]          
Revenue from contract with customers 5,655 2,861 11,123 5,794  
Artisan Private Funds | Expense Reimbursement          
Related Party Transaction [Line Items]          
Revenue from contract with customers 28 60 57 138  
Related Party          
Related Party Transaction [Line Items]          
Non-customer receivables 5,700   5,700   $ 0
Consolidation, Eliminations | Artisan Funds | Management Fees Before Reimbursement Revenue          
Related Party Transaction [Line Items]          
Revenue from contract with customers (14) 0 (14) 0  
Consolidation, Eliminations | Artisan Funds | Expense Reimbursement          
Related Party Transaction [Line Items]          
Revenue from contract with customers (68) 0 (68) 0  
Consolidation, Eliminations | Artisan Global Funds | Management Fees Before Reimbursement Revenue          
Related Party Transaction [Line Items]          
Revenue from contract with customers (166) (131) (326) (255)  
Consolidation, Eliminations | Artisan Global Funds | Expense Reimbursement          
Related Party Transaction [Line Items]          
Revenue from contract with customers (115) (139) (209) (261)  
Consolidation, Eliminations | Artisan Private Funds | Management Fees Before Reimbursement Revenue          
Related Party Transaction [Line Items]          
Revenue from contract with customers 0 (128) 0 (224)  
Consolidation, Eliminations | Artisan Private Funds | Expense Reimbursement          
Related Party Transaction [Line Items]          
Revenue from contract with customers (14) (62) (27) (114)  
Subsidiaries | Artisan Funds | Management Fees Before Reimbursement Revenue          
Related Party Transaction [Line Items]          
Revenue from contract with customers 180,846 166,265 358,264 327,758  
Subsidiaries | Artisan Funds | Expense Reimbursement          
Related Party Transaction [Line Items]          
Fee waiver / expense reimbursement 266 306 620 826  
Subsidiaries | Artisan Global Funds | Management Fees Before Reimbursement Revenue          
Related Party Transaction [Line Items]          
Revenue from contract with customers 17,524 13,751 33,542 27,672  
Subsidiaries | Artisan Global Funds | Expense Reimbursement          
Related Party Transaction [Line Items]          
Revenue from contract with customers 142 163 259 309  
Subsidiaries | Artisan Private Funds | Management Fees Before Reimbursement Revenue          
Related Party Transaction [Line Items]          
Revenue from contract with customers 5,655 2,989 11,123 6,018  
Subsidiaries | Artisan Private Funds | Expense Reimbursement          
Related Party Transaction [Line Items]          
Revenue from contract with customers $ 42 $ 122 $ 84 $ 252