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Investment Strategy - World Mutual Funds Prospectus
Apr. 01, 2026
Emerging Markets Fund  
Prospectus [Line Items]  
Strategy [Heading] Principal Investment Strategies
Strategy Narrative [Text Block]
The fund will invest at least 80% of its net assets in equity securities of companies located in emerging market countries. The fund considers an emerging market country to be any country other than a developed country. However, the fund generally intends to focus its investments in the subset of emerging markets countries that comprise the MSCI Emerging Markets Index. The countries comprising the index will change from time to time, but as of January 31, 2026 include: Brazil, Chile, China, Colombia, Czech Republic, Egypt, Greece, Hungary, India, Indonesia, Korea, Kuwait, Malaysia, Mexico, Peru, Philippines, Poland, Qatar, Saudi Arabia, South Africa, Taiwan, Thailand, Turkey and United Arab Emirates. In addition, a portion of the fund’s assets may be invested in frontier markets (emerging market countries at an earlier stage of development).
In determining where a company is located, the portfolio managers will consider various factors, including where the company is headquartered, where the company’s principal operations are located, where a majority of the company’s revenues are derived, where the principal trading market is located and the country in which the company was legally organized. The weight given to each of these factors will vary depending on the circumstances in a given case.
The portfolio managers look for stocks of companies they believe will increase in value over time, using an investment strategy developed by the fund’s investment advisor. In implementing this strategy, the portfolio managers make their investment decisions based primarily on their analysis of individual companies, rather than on economic forecasts. Management of the fund is based on the belief that, over the long term, stock price movements follow growth in earnings, revenues and/or cash flow. The portfolio managers use a variety of analytical research tools and techniques to help them make decisions about buying or holding stocks of companies that meet their investment criteria and selling the stocks of companies that do not. Under normal market conditions, the fund’s portfolio managers seek securities of companies whose earnings, revenues or key business fundamentals are not only growing, but growing at an accelerating pace. The fund invests in securities denominated in foreign currencies and in foreign securities that are represented in the U.S. securities markets by American Depositary Receipts (ADRs) or similar depositary arrangements.
Rule 35d-1 Eighty Percent Investment Policy [Text Block] The fund will invest at least 80% of its net assets in equity securities of companies located in emerging market countries.
Focused Global Growth Fund  
Prospectus [Line Items]  
Strategy [Heading] Principal Investment Strategies
Strategy Narrative [Text Block]
The fund invests primarily in companies located in developed countries world-wide (including the United States). The fund may also invest in emerging market countries. The portfolio managers look for stocks of companies they believe will increase in value over time, using an investment strategy developed by the fund’s investment advisor. In implementing this strategy, the portfolio managers make their investment decisions based primarily on their analysis of individual companies, rather than on broad economic forecasts. Management of the fund is based on the belief that, over the long term, stock price movements follow growth in earnings, revenues and/or cash flow. The portfolio managers use a variety of analytical research tools and techniques to help them make decisions about buying or holding stocks of companies that meet their investment criteria and selling the stocks of companies that do not. Under normal market conditions, the fund’s portfolio managers seek securities of companies whose earnings, revenues or key business fundamentals are not only growing, but growing at an accelerating pace. The fund may invest in equity securities issued by real estate investment trusts (REITs). The fund normally invests in a relatively limited number of companies, generally 30-50.
Focused International Growth Fund  
Prospectus [Line Items]  
Strategy [Heading] Principal Investment Strategies
Strategy Narrative [Text Block] The fund invests primarily in securities of companies located in at least three developed countries world-wide (excluding the United States). The fund may also invest in emerging market countries. The fund generally invests in common stock and other equity securities that are denominated in foreign currencies. The portfolio managers look for stocks of companies they believe will increase in value over time, using an investment strategy developed by the fund’s investment advisor. In implementing this strategy, the portfolio managers make their investment decisions based primarily on their analysis of individual companies, rather than on broad economic forecasts. Management of the fund is based on the belief that, over the long term, stock price movements follow growth in earnings, revenues and/or cash flow. The portfolio managers use a variety of analytical research tools and techniques to help them make decisions about buying or holding stocks of companies that meet their investment criteria and selling the stocks of companies that do not. Under normal market conditions, the fund’s portfolio managers seek securities of companies whose earnings, revenues or key business fundamentals are not only growing, but growing at an accelerating pace. The fund normally invests in a relatively limited number of companies, generally 35–50.
Global Small Cap Fund  
Prospectus [Line Items]  
Strategy [Heading] Principal Investment Strategies
Strategy Narrative [Text Block]
The fund will invest at least 80% of its net assets in securities issued by small cap companies. The portfolio managers consider small cap companies to include companies with market capitalizations not greater than that of the largest company on the MSCI ACWI Small Cap Index at the time of investment. As of January 31, 2026, the total market capitalization of the largest company in the index was $80.2 billion.
The fund invests in countries world-wide, including the United States, foreign developed countries and emerging markets. Under normal market conditions, the fund will invest at least 40% (unless the portfolio managers deem market conditions unfavorable, in which case the fund would invest at least 30%) of its assets in securities of issuers located outside of the United States. The fund will allocate its assets among at least three different countries (one of which may be the U.S.). The fund generally invests in common stocks and other equity securities denominated in both U.S. and foreign currencies.
The portfolio managers look for stocks of companies they believe will increase in value over time, using an investment strategy developed by the fund’s investment advisor. In implementing this strategy, the portfolio managers make their investment decisions based primarily on their analysis of individual companies, rather than on economic forecasts. Management of the fund is based on the belief that, over the long term, stock price movements follow growth in earnings, revenues and/or cash flow. The portfolio managers use a variety of analytical research tools and techniques to help them make decisions about buying or holding stocks of companies that meet their investment criteria and selling the stocks of companies that do not. Under normal market conditions, the fund’s portfolio managers seek securities of companies whose earnings, revenues or key business fundamentals are not only growing, but growing at an accelerating pace.
The fund may engage in active and frequent trading of portfolio securities to achieve its principal investment strategies. This may cause higher transaction costs and may affect performance. It may also result in the realization and distribution of capital gains.
Rule 35d-1 Eighty Percent Investment Policy [Text Block] The fund will invest at least 80% of its net assets in securities issued by small cap companies.
International Growth Fund  
Prospectus [Line Items]  
Strategy [Heading] Principal Investment Strategies
Strategy Narrative [Text Block]
The fund invests primarily in securities of companies located in at least three developed countries world-wide (excluding the United States). The fund may also invest in emerging market countries. The portfolio managers look for stocks of companies they believe will increase in value over time, using an investment strategy developed by the fund’s investment advisor. In implementing this strategy, the portfolio managers make their investment decisions based primarily on their analysis of individual companies, rather than on broad economic forecasts. Management of the fund is based on the belief that, over the long term, stock price movements follow growth in earnings, revenues and/or cash flow. The portfolio managers use a variety of analytical research tools and techniques to help them make decisions about buying or holding stocks of companies that meet their investment criteria and selling the stocks of companies that do not. Under normal market conditions, the fund’s portfolio managers seek securities of companies whose earnings, revenues or key business fundamentals are not only growing, but growing at an accelerating pace.
International Opportunities Fund  
Prospectus [Line Items]  
Strategy [Heading] Principal Investment Strategies
Strategy Narrative [Text Block]
The fund’s assets will be invested primarily in equity securities of companies that are small-sized at the time of purchase and are located in foreign developed countries or emerging market countries. The portfolio managers look for stocks of companies they believe will increase in value over time, using an investment strategy developed by the fund’s investment advisor. In implementing this strategy, the portfolio managers make their investment decisions based primarily on their analysis of individual companies, rather than on economic forecasts. Management of the fund is based on the belief that, over the long term, stock price movements follow growth in earnings, revenues and/or cash flow. The portfolio managers use a variety of analytical research tools and techniques to help them make decisions about buying or holding stocks of companies that meet their investment criteria and selling the stocks of companies that do not. Under normal market conditions, the fund’s portfolio managers seek securities of companies whose earnings, revenues or key business fundamentals are not only growing, but growing at an accelerating pace.
The fund may engage in active and frequent trading of portfolio securities to achieve its principal investment strategies. This may cause higher transaction costs and may affect performance. It may also result in the realization and distribution of capital gains.
International Small-Mid Cap Fund  
Prospectus [Line Items]  
Strategy [Heading] Principal Investment Strategies
Strategy Narrative [Text Block]
The fund’s assets will be invested primarily in equity securities of companies that are small- to medium-sized at the time of purchase and are located in foreign developed countries. Under normal market conditions, the fund will invest at least 80% of its net assets in companies that are small- to medium-sized. The portfolio managers consider small to medium companies to be those that have a market capitalization not greater than that of the largest company in the MSCI EAFE SMID Cap Index. Though market capitalization will change from time to time, as of January 31, 2026, the total market capitalization of the largest company in the MSCI EAFE SMID Cap Index was approximately $39.1 billion.
The portfolio managers look for stocks of companies they believe will increase in value over time, using an investment strategy developed by the fund’s investment advisor. In implementing this strategy, the portfolio managers make their investment decisions based primarily on their analysis of individual companies, rather than on broad economic forecasts. Management of the fund is based on the belief that, over the long term, stock price movements follow growth in earnings, revenues and/or cash flow. The portfolio managers use a variety of analytical research tools and techniques to help them make decisions about buying or holding stocks of companies that meet their investment criteria and selling the stocks of companies that do not.
Under normal market conditions, the fund’s portfolio managers seek securities of companies whose earnings, revenues or key business fundamentals are not only growing, but growing at an accelerating pace.
The fund may engage in active and frequent trading of portfolio securities to achieve its principal investment strategies. This may cause higher transaction costs and may affect performance. It may also result in the realization and distribution of capital gains.
Rule 35d-1 Eighty Percent Investment Policy [Text Block] Under normal market conditions, the fund will invest at least 80% of its net assets in companies that are small- to medium-sized.
International Value Fund  
Prospectus [Line Items]  
Strategy [Heading] Principal Investment Strategies
Strategy Narrative [Text Block]
In selecting stocks for the fund, the portfolio managers will normally invest at least 65% of net assets in securities of issuers from a minimum of three countries outside the United States. The portfolio managers generally look for securities from issuers that have characteristics similar to those of the companies that comprise the MSCI EAFE® Value Index. Characteristics the portfolio managers may consider include industry sector and geographic location, among others. The portfolio managers will normally invest at least 80% of the value of the fund’s net assets in equity securities.
The managers use quantitative models in a multi-step process to construct the portfolio of stocks for the fund. First, the managers
rank stocks from most attractive to least attractive based on each stock’s score from a proprietary expected returns model. In the
second step, the expected returns model is imported into an optimization process that balances active return and risk versus the
MSCI EAFE Value Index. This index is based on rules that identify companies that are undervalued by the market. Generally,
companies may be undervalued due to market declines, poor economic conditions, actual or anticipated bad news regarding the
issuer or its industry, or because it has been overlooked by the market. Finally, the portfolio managers review the output of the
quantitative model, considering factors such as risk management, transaction costs, and liquidity management. The fund’s
investment selection process may result in market sectors or industries being over- or underweighted.
The portfolio managers generally intend to spread the fund’s holdings across different countries and geographic regions to manage the risks of an international portfolio but may invest a significant portion of assets in one country or region when consistent with the fund’s investment process. The fund may invest in companies of all market capitalizations, including small-cap companies.
The portfolio managers generally sell a stock when they believe it has become less attractive relative to other opportunities, its risk characteristics outweigh its return opportunity or specific events alter its prospects.
Non-U.S. Intrinsic Value Fund  
Prospectus [Line Items]  
Strategy [Heading] Principal Investment Strategies
Strategy Narrative [Text Block]
Under normal market conditions, the fund invests at least 80% of its net assets in equity securities of non-U.S. companies. The portfolio managers seek to identify securities they believe are trading at significant discounts to their intrinsic value. The portfolio managers assess qualitative and quantitative factors to select and weight securities for the fund. Quantitative factors are numeric, measurable characteristics, such as assessing historical financial statements. Qualitative factors include subjective judgments on non-quantifiable information, such as corporate governance, country of domicile, level of transparency, industry cycles, brand value, pricing power, product concentration, customer diversification, capital structure, and regulatory risks.
The fund may invest in both developed and emerging markets and generally intends to invest across different countries and geographic regions. The fund may invest in common stock and other equity securities that are denominated in foreign currencies and may also invest in foreign securities that are represented in the U.S. securities markets by American Depositary Receipts (ADRs) or similar depositary arrangements.
The fund may invest in companies of all market capitalizations, including small-cap companies, but generally invests in companies with a market capitalization of $1 billion or larger. The fund has significant flexibility to invest wherever the portfolio managers believe value can be found. This investment selection process may result in market sectors or industries being over- or under-weighted as compared to the fund’s benchmark and will likely result in the fund holding a smaller number of securities relative to peers—generally 40 to 60 holdings.
The portfolio managers generally sell a stock when they believe a security has reached its intrinsic value estimate or has become less attractive relative to other opportunities, when specific events alter a security’s prospects, or when rebalancing of the portfolio is necessary as a result of significant price movement.
Rule 35d-1 Eighty Percent Investment Policy [Text Block] Under normal market conditions, the fund invests at least 80% of its net assets in equity securities of non-U.S. companies.