v3.25.4
Artisan High Income Fund Average Annual Total Returns
 12 Months Ended 60 Months Ended 111 Months Ended 120 Months Ended 141 Months Ended
Sep. 30, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
ICE BofA US High Yield Master II Index(reflects no deduction for fees, expenses or taxes)[Member]            
Prospectus [Line Items]            
Average Annual Return, Percent       5.34%   5.00%
ICE BofA US Broad Market Index (reflects no deduction for fees, expenses or taxes)[Member]            
Prospectus [Line Items]            
Average Annual Return, Percent       1.55%   2.15%
Investor            
Prospectus [Line Items]            
Average Annual Return, Percent   7.98% 5.31%   7.13% 6.28%
Performance Inception Date Mar. 19, 2014          
Investor | After Taxes on Distributions            
Prospectus [Line Items]            
Average Annual Return, Percent   5.08% 2.36%   4.16% 3.35%
Investor | After Taxes on Distributions and Sales            
Prospectus [Line Items]            
Average Annual Return, Percent   4.67% 2.75%   4.18% 3.48%
Investor | ICE BofA US High Yield Master II Index(reflects no deduction for fees, expenses or taxes)[Member]            
Prospectus [Line Items]            
Average Annual Return, Percent   8.50% 4.50%   6.45%  
Investor | ICE BofA US Broad Market Index (reflects no deduction for fees, expenses or taxes)[Member]            
Prospectus [Line Items]            
Average Annual Return, Percent   7.15% (0.42%)   2.01%  
Advisor            
Prospectus [Line Items]            
Average Annual Return, Percent   8.28% 5.48%   7.30% 6.45%
Performance Inception Date Mar. 19, 2014          
Advisor | ICE BofA US High Yield Master II Index(reflects no deduction for fees, expenses or taxes)[Member]            
Prospectus [Line Items]            
Average Annual Return, Percent   8.50% 4.50%   6.45%  
Advisor | ICE BofA US Broad Market Index (reflects no deduction for fees, expenses or taxes)[Member]            
Prospectus [Line Items]            
Average Annual Return, Percent   7.15% (0.42%)   2.01%  
Institutional            
Prospectus [Line Items]            
Average Annual Return, Percent   8.38% 5.60% 6.62%  
Performance Inception Date Oct. 03, 2016          
Institutional | ICE BofA US High Yield Master II Index(reflects no deduction for fees, expenses or taxes)[Member]            
Prospectus [Line Items]            
Average Annual Return, Percent   8.50% 4.50%    
Institutional | ICE BofA US Broad Market Index (reflects no deduction for fees, expenses or taxes)[Member]            
Prospectus [Line Items]            
Average Annual Return, Percent   7.15% (0.42%)