v3.25.3
Annual Fund Operating Expenses
Oct. 31, 2024
BBH Select Series - Large Cap Fund | Target Fund  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.65%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.06%
Expenses (as a percentage of Assets) 0.71%
BBH Select Series - Large Cap Fund | Pro Forma Acquiring Fund  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.65%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.06% [1]
Expenses (as a percentage of Assets) 0.71%
BBH Select Series - Mid Cap Fund | Target Fund  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.75%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.06%
Expenses (as a percentage of Assets) 0.81%
BBH Select Series - Mid Cap Fund | Pro Forma Acquiring Fund  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.75%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.06% [2]
Expenses (as a percentage of Assets) 0.81%
[1] Based on estimated amounts for the current fiscal year.
[2] Based on estimated amounts for the current fiscal year.