Institutional [Member] Annual Total Returns |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Institutional | Harding Loevner Global Equity Portfolio | Institutional Class | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 12.18% | 13.90% | 22.06% | (30.03%) | 14.89% | 29.79% | 29.01% | (10.38%) | 32.15% | 6.02% |