v3.26.1
Average Annual Total Returns
 12 Months Ended 60 Months Ended 120 Months Ended 187 Months Ended
Jun. 28, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Russell Midcap® Growth Total Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Russell Midcap® Growth Total Return Index(reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent   8.66% 6.65% 12.49% 13.30%
Russell 3000® Total Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Russell 3000® Total Return Index(reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent   17.15% 13.15% 14.29% 14.35%
S&P 500® Total Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] S&P 500® Total Return Index(reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent   17.88% 14.42% 14.82% 14.77%
Bright Rock Mid Cap Fund Institutional Class Shares          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return Before Taxes        
Average Annual Return, Percent   (0.30%) 5.07% 10.12% 9.82%
Performance Inception Date May 26, 2010        
Bright Rock Mid Cap Fund Institutional Class Shares | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions        
Average Annual Return, Percent   (1.24%) 3.93% 9.27% 8.87%
Bright Rock Mid Cap Fund Institutional Class Shares | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions and Sale of Fund Shares        
Average Annual Return, Percent   0.49% 3.89% 8.28% 8.10%
Bright Rock Large Cap Fund Institutional Class Shares          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return Before Taxes        
Average Annual Return, Percent   9.55% 11.87% 11.58% 11.93%
Performance Inception Date May 26, 2010        
Bright Rock Large Cap Fund Institutional Class Shares | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions        
Average Annual Return, Percent   7.65% 9.73% 9.99% 10.39%
Bright Rock Large Cap Fund Institutional Class Shares | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions and Sale of Fund Shares        
Average Annual Return, Percent   6.99% 9.12% 9.23% 9.74%