v3.26.1
Average Annual Total Returns
 12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
S&P 500® Index (reflects no deduction for fees, expenses, or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 17.88% 14.42% 14.82%
Russell 2000® Growth Index (reflects no deduction for fees, expenses, or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 13.01% 3.18% 9.57%
MSCI All Country World ex-USA Index (reflects no deduction for fees, expenses, or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 32.39% 7.91% 8.41%
MSCI World Ex USA Small Cap Growth Index (reflects no deduction for fees, expenses, or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 29.69% 3.16% 7.43%
The Brown Capital Management Small Company Fund - Institutional Shares      
Prospectus [Line Items]      
Average Annual Return, Percent (11.28%) (7.13%) 6.15%
The Brown Capital Management Small Company Fund - Institutional Shares | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent (21.49%) (11.99%) 2.56%
The Brown Capital Management Small Company Fund - Institutional Shares | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 0.85% (4.99%) 5.07%
The Brown Capital Management International Small Company Fund - Institutional Shares      
Prospectus [Line Items]      
Average Annual Return, Percent (2.05%) (0.20%) 9.53%
The Brown Capital Management International Small Company Fund - Institutional Shares | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent (2.05%) (0.47%) 9.23%
The Brown Capital Management International Small Company Fund - Institutional Shares | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent (1.21%) (0.17%) 7.76%
The Brown Capital Management Small Company Fund - Investor Shares      
Prospectus [Line Items]      
Average Annual Return, Percent (11.46%) (7.30%) 5.95%
The Brown Capital Management Small Company Fund - Investor Shares | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent (22.33%) (12.40%) 2.20%
The Brown Capital Management Small Company Fund - Investor Shares | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 1.24% (5.09%) 4.92%
The Brown Capital Management International Small Company Fund - Investor Shares      
Prospectus [Line Items]      
Average Annual Return, Percent (2.30%) (0.43%) 9.26%
The Brown Capital Management International Small Company Fund - Investor Shares | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent (2.30%) (0.70%) 8.95%
The Brown Capital Management International Small Company Fund - Investor Shares | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent (1.36%) (0.34%) 7.52%