Investor Class Founder Class Acquired Funds Risk [Member] Adviser’s Analysis Risk [Member] Below Investment Grade Instruments Risk [Member] Closed-End Structure Risk [Member] Competition for Investment Opportunities Risk [Member] Equity Investments Risk [Member] Fixed-Income Instruments Risk [Member] Foreign Investments Risk [Member] Government Intervention in the Financial Markets [Member] Investment Risk [Member] Issuer Risk [Member] Key Personnel Risk [Member] Legal and Regulatory Risks [Member] Liquidity Risk [Member] Management Risk [Member] Market Risk [Member] Medium- and Small-Capitalization Company Risk [Member] Non-Diversified Risk [Member] Optimization Risk [Member] Passive Management Risk [Member] Pooled Investment Vehicle Risk [Member] Real Estate Investment Risk [Member] REIT Risk [Member] Repurchase Policy Risks [Member] Tracking Error Risk [Member] Credit Risk [Member]