010000 - Document - Form N-2 Cover link:presentationLink link:calculationLink link:definitionLink 040302 - Disclosure - N-2 Item 3, TransactionExpenses link:presentationLink link:calculationLink link:definitionLink 040312 - Disclosure - N-2 Item 3, Annual Expenses link:presentationLink link:calculationLink link:definitionLink 040322 - Disclosure - N-2 Item 3, Expense Example link:presentationLink link:calculationLink link:definitionLink 040402 - Disclosure - N-2 Item 4, Senior Securities link:presentationLink link:calculationLink link:definitionLink 040831 - Disclosure - N-2 Item 8.3.a, Risk Factors link:presentationLink link:calculationLink link:definitionLink 040832 - Disclosure - N-2 Item 8.3.b, Effects ofLeverage link:presentationLink link:calculationLink link:definitionLink 040852 - Disclosure - N-2 Item 8.5, Share Prices link:presentationLink link:calculationLink link:definitionLink 041022 - Disclosure - N-2 Item 10.1, Capital Stock link:presentationLink link:calculationLink link:definitionLink 041032 - Disclosure - N-2 Item 10.2, Long Term Debt link:presentationLink link:calculationLink link:definitionLink 041032 - Disclosure - N-2 Item 10.3, OtherSecurities link:presentationLink link:calculationLink link:definitionLink 041052 - Disclosure - N-2 Item 10.5, OutstandingSecurities link:presentationLink link:calculationLink link:definitionLink 050020 - Disclosure - Coregistrants link:presentationLink link:definitionLink 050030 - Disclosure - Security link:presentationLink link:calculationLink link:definitionLink 050050 - Disclosure - Address Types link:presentationLink link:calculationLink link:definitionLink 050060 - Disclosure - Risks link:presentationLink link:calculationLink link:definitionLink 060000 - Disclosure - Defaults link:presentationLink link:calculationLink link:definitionLink 070000 - Disclosure - Common Dimensions link:presentationLink link:calculationLink link:definitionLink 995470 - Disclosure - N-2 link:presentationLink link:calculationLink link:definitionLink 999000 - Disclosure - Deprecated link:presentationLink link:calculationLink link:definitionLink Prospectus: Prospectus [Line Items] Fee Table [Abstract] Shareholder Transaction Expenses [Table Text Block] Sales Load [Percent] Underwriters Compensation [Percent] Other Annual Expense 1 [Percent] Other Annual Expense 2 [Percent] Other Annual Expense 3 [Percent] Annual Expenses [Table Text Block] Management Fees [Percent] Interest Expenses on Borrowings [Percent] Other Annual Expenses [Percent] Acquired Fund Fees and Expenses [Percent] Total Annual Expenses [Percent] Expense Example [Table Text Block] Expense Example, Year 01 Expense Example, Years 1 to 3 Expense Example, Years 1 to 5 Expense Example, Years 1 to 10 Purpose of Fee Table , Note [Text Block] Basis of Transaction Fees, Note [Text Block] Other Transaction Fees, Note [Text Block] Other Expenses, Note [Text Block] Management Fee not based on Net Assets, Note [Text Block] Acquired Fund Fees and Expenses, Note [Text Block] Acquired Fund Fees Estimated, Note [Text Block] Acquired Fund Incentive Allocation, Note [Text Block] Incentive Allocation [Percent] Acquired Fund Total Annual Expenses, Note [Text Block] Senior Securities [Table Text Block] Senior Securities Amount Senior Securities Coverage per Unit Senior Securities Average Market Value per Unit Senior Securities, Note [Text Block] Senior Securities Highlights Annualized, Note [Text Block] Senior Securities Averaging Method, Note [Text Block] Senior Securities Headings, Note [Text Block] Risk Factors [Table Text Block] Risk [Text Block] All Risks: Risk [Axis] Effects of Leverage [Text Block] Annual Dividend Payment Annual Interest Rate [Percent] Annual Interest Rate, Initial [Percent] Annual Interest Rate, Current [Percent] Annual Coverage Return Rate [Percent] Effects of Leverage [Table Text Block] Return at Minus Ten [Percent] Return at Minus Five [Percent] Return at Zero [Percent] Return at Plus Five [Percent] Return at Plus Ten [Percent] Effects of Leverage, Purpose [Text Block] Share Price [Table Text Block] Lowest Price or Bid Highest Price or Bid Lowest Price or Bid, NAV Highest Price or Bid, NAV Lowest Price or Bid, Premium (Discount) to NAV [Percent] Highest Price or Bid, Premium (Discount) to NAV [Percent] Share Prices Not Actual Transactions [Text Block] No Public Trading [Text Block] No Trading History [Text Block] Capital Stock [Table Text Block] Security Title [Text Block] Security Dividends [Text Block] Security Voting Rights [Text Block] Security Liquidation Rights [Text Block] Security Liabilities [Text Block] Security Preemptive and Other Rights [Text Block] Security Obligations of Ownership [Text Block] Distributions May Reduce Principal [Text Block] Preferred Stock Restrictions, Arrearage [Text Block] Preferred Stock Restrictions, Other [Text Block] Rights Subject to Other than Majority Vote [Text Block] Rights Limited by Other Securities [Text Block] Long Term Debt [Table Text Block] Long Term Debt, Title [Text Block] Long Term Debt, Principal Long Term Debt, Structuring [Text Block] Long Term Debt, Dividends and Covenants [Text Block] Long Term Debt, Issuance and Substitution [Text Block] Long Term Debt, Rights Limited by Other Securities [Text Block] Other Securities [Table Text Block] Other Security, Title [Text Block] Other Security, Description [Text Block] Warrants or Rights, Called Amount Warrants or Rights, Called Period [Date] Warrants or Rights, Exercise Price Outstanding Securities [Table Text Block] Outstanding Security, Title [Text Block] Outstanding Security, Authorized [Shares] Outstanding Security, Held [Shares] Outstanding Security, Not Held [Shares] General Description of Registrant [Abstract] Capital Stock, Long-Term Debt, and Other Securities [Abstract] Financial Highlights [Abstract] Other Annual Expenses [Abstract] Dividend Reinvestment and Cash Purchase Fees Distribution/Servicing Fees [Percent] Incentive Fees [Percent] Waivers and Reimbursements of Fees [Percent] Other Transaction Fees Basis, Note [Text Block] Other Transaction Fees Basis, Maximum Other Transaction Fees Basis, Maximum [Percent] Incentive Allocation Minimum [Percent] Incentive Allocation Maximum [Percent] Investment Objectives and Practices [Text Block] Annual Dividend Payment, Initial Annual Dividend Payment, Current Latest Premium (Discount) to NAV [Percent] Other Transaction Expenses [Abstract] Other Transaction Expense 1 [Percent] Other Transaction Expense 2 [Percent] Other Transaction Expenses [Percent] Other Transaction Expense 3 [Percent] Dividend and Interest Expenses on Short Sales [Percent] Loan Servicing Fees [Percent] Other Master Fund Expenses [Percent] Other Feeder Fund Expenses [Percent] Dividend Expenses on Preferred Shares [Percent] Net Expense over Assets [Percent] BDC File Number Primary Shelf [Flag] Registered Closed-End Fund [Flag] Business Development Company [Flag] Interval Fund [Flag] Primary Shelf Qualified [Flag] New CEF or BDC Registrant [Flag] Warrants or Rights, Called Title Senior Securities Highlights Audited, Note [Text Block] Coregistrant [Axis] All Coregistrants [Member]