v3.25.4
Institutional Class Z [Member] Annual Fund Operating Expenses - Institutional Z - Harding Loevner International Equity Portfolio - Institutional Class Z
Oct. 31, 2025
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.67%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.06%
Expenses (as a percentage of Assets) 0.73%