Senior Securities [Member] Investment and Market Risk [Member] Recent Market Events Risk [Member] Non-Marketability of Shares [Member] Repurchase Offers Risk [Member] Fixed Income Instruments Risk [Member] Community Development Loans Risk [Member] Real Estate Risk [Member] Credit Risks [Member] Alt-A and Sub-Prime Borrowers Risk [Member] Below Investment Grade or “Junk” Risk [Member] Liquidity Risk [Member] Valuation Risk [Member] Lender Liability Risk [Member] Anti-Deficiency Legislation Risk [Member] Income Risk [Member] State Lending Risk [Member] Non-Diversification Risk [Member] Geographic Concentration Risk [Member] Heavy Equipment Risk [Member] Hospitality Industry Concentration Risk [Member] Qualification for CRA Credit Risk [Member] CRA Strategy Risk [Member] Non-Bank Lending Institutions Risk [Member] Renewable Energy Project Risks [Member] U.S. Government Securities Risk [Member] Repurchase Agreements Risk [Member] Collateral Specific Repurchase Agreements Risk [Member] Reverse Repurchase Agreements Risk [Member] Counterparty Risk [Member] Cybersecurity Risk [Member] Leverage Risk [Member] Large Shareholder Concentration Risk [Member] Regulatory Risk [Member] Common Shares [Member]