S000009185 [Member] Investment Strategy - S000009185 [Member]

Dec. 31, 2025

Prospectus [Line Items]

Strategy [Heading]

Principal Investment Strategies

Strategy Narrative [Text Block]

Under normal circumstances, the Fund invests at least 65% of its net assets in foreign companies in developed markets (for example, Japan, France and the United Kingdom). The Fund also may invest up to 20% of its net assets in companies in emerging markets (for example, China, India and Brazil).

Under normal circumstances, the Fund invests a majority of its net assets in the common stock of small- and mid-sized companies. These companies have market capitalizations in the range of companies in the MSCI EAFE SMID Cap Growth Index (Net) (the Capitalization Index), which ranged between $316.1 million and $45.6 billion as of March 31, 2026. The market capitalization range and composition of companies in the Capitalization Index are subject to change. The Fund may at times emphasize one or more sectors in selecting its investments, including the industrials and information technology sectors.