Shareholder Report, Line Graph (Details) - USD ($) |
12 Months Ended | 24 Months Ended | 36 Months Ended | 48 Months Ended | 60 Months Ended | 72 Months Ended | 84 Months Ended | 96 Months Ended | 108 Months Ended | 120 Months Ended | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2016 |
Jun. 30, 2026 |
Jun. 30, 2017 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2020 |
Jun. 30, 2021 |
Jun. 30, 2022 |
Jun. 30, 2023 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2026 |
|
| C000001723 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | Class I Shares at NAV | |||||||||||
| Accumulated Value | $ 10,000 | $ 11,827 | $ 12,323 | $ 11,625 | $ 10,346 | $ 14,537 | $ 12,690 | $ 15,016 | $ 16,404 | $ 20,131 | $ 23,916 | |
| C000001720 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | Class A Shares at maximum sales charge (Offering Price) | |||||||||||
| Accumulated Value | 9,426 | 11,124 | 11,560 | 10,877 | 9,655 | 13,537 | 11,790 | 13,911 | 15,159 | 18,558 | 21,998 | |
| MSCI EAFE Index Net [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | MSCI EAFE® Index (Net) | |||||||||||
| Accumulated Value | $ 10,000 | $ 12,027 | $ 12,850 | $ 12,988 | $ 12,322 | $ 16,308 | $ 13,410 | $ 15,927 | $ 17,765 | $ 20,914 | $ 25,146 | |
| Lipper International Multi Cap Value Funds Classification Average [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | Lipper International Multi-Cap Value Funds Classification Average | |||||||||||