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Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 995860 - Disclosure - Financial Highlights - Schedule of Net Asset Value Per Unit and Reflects all Units Issued and Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 995870 - Disclosure - Financial Highlights - Schedule of Net Asset Value Per Unit and Reflects all Units Issued and Outstanding (Parenthetical) (Details) link:presentationLink link:calculationLink link:definitionLink 995880 - Disclosure - Subsequent Events - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink Percentage of restricted securities Restricted Investments Percent Of Assets Restricted investments percent of assets. Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Related Party Transaction [Table] Schedule Of Related Party Transactions By Related Party [Table] Cash Equivalents Percent of Net Assets Cash equivalents percent of net assets Cash Equivalents % of Net Assets Debt Securities And Equity Securities [Member] Debt securities and equity securities. Debt and Equity Schedule of Capital Units [Table Text Block] Schedule of Capital Units Scenario [Axis] Interest/Dividend/Other income Dividend Income, Operating Dividend Income, Operating, Total Offering costs adviser reimbursement. Offering Costs Adviser Reimbursement Offering costs for adviser reimbursement Other loan. Other Loan [Member] Other Loan Debt Disclosure [Text Block] Credit Facilities Net Assets Net Assets Percent of Net Assets Net assets percent of net assets. PNC Term Loan. PNC Term Loan [Member] PNC Term Loan Borrowings Long-Term Line of Credit, Total Borrowings Outstanding Revolving credit facilities payable Unobservable input, range Alternative Investment, Measurement Input Debt Instrument, Basis Spread on Variable Rate Credit facility, interest rate Percentage of additional distributable paid to advisor incentive fee. Percentage Of Additional Distributable Paid To Advisor Incentive Fee Percentage of additional distributable paid to advisor incentive fee LIBOR London Interbank Offered Rate [Member] London Interbank Offered Rate. Commitments and Contingencies Commitments and Contingencies (Note 5) Units outstanding, Diluted Weighted Average Number of Shares Outstanding, Diluted Weighted Average Number of Shares Outstanding, Diluted, Total Industry Sector [Axis] Minimum [Member] Minimum Investment company distributions from distributable earnings per share. Investment Company Distributions From Distributable Earnings Per Share From distributable earnings From distributable earnings Proceeds from secured borrowing Proceeds from (Repayments of) Secured Debt Interest and credit facility expenses. Interest And Credit Facility Expenses Total Advisory Agreement Additional Renewal Period Advisory agreement additional renewal period. Advisory agreement additional renewal period Repurchase Agreement, Date Repurchase transaction date Other Expenses Other expenses Investment, Variable Interest Rate, Type [Extensible Enumeration] Gain (Loss), Investment and Derivative, Operating, and Foreign Currency Transaction, before Tax [Abstract] Net realized and unrealized (loss) gain on investments Fair value measurement with unobservable inputs reconciliation recurring basis asset amortization of premium and accretion of discount, net. Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Amortization of Premium and Accretion of Discount, Net Amortization of premium and accretion of discount, net US Treasury Bill Securities [Member] U.S.Treasury Bill Counterparty Name [Domain] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Encompass Digital Media Inc. Encompass Digital Media Inc [Member] Encompass Digital Media, Inc. Maximum percentage of commitment or assets computed annually for company expenses. Maximum Percentage Of Commitment Or Assets Computed Annually For Company Expenses Maximum percentage of commitment or assets computed annually for company expenses Net change in unrealized (depreciation)/appreciation Debt and Equity Securities, Unrealized Gain (Loss) Debt and Equity Securities, Unrealized Gain (Loss), Total Net change in unrealized (depreciation)/appreciation Repayments of Lines of Credit Repayments of credit facilities Director Fee Directors' fees Increase (decrease) in interest and credit facilities expense payable Increase decrease in interest and credit facility expense payable. Increase Decrease In Interest And Credit Facility Expense Payable Investment company ratio of total expenses to average net assets. Investment Company Ratio Of Total Expenses To Average Net Assets Ratio of total expenses to average net asset Incentive fee third. Incentive Fee Third [Member] Third Line of Credit Facility, Maximum Borrowing Capacity Maximum commitment Total Facility Commitment Common Unitholders’ offering costs. Common Unitholders Offering Costs Common Unitholders’ offering costs Subsequent Event Type [Domain] Equity securities one. Equity Securities One [Member] Equity Investment company distributions from net investment income. Investment Company Distributions From Net Investment Income From net investment income Interest and credit facility expense payable. Interest And Credit Facility Expense Payable Interest and credit facilities expense payable Valuation, Income Approach [Member] Income Method Credit facilities payable. Credit Facilities Payable Credit facility payable Incentive fee tranche two. Incentive Fee Two [Member] Second Investment Maturity Date Maturity Date Net unrealized depreciation on unfunded commitments Net Unrealized Depreciation on Unfunded Commitments Net unrealized depreciation on unfunded commitments. Advisory agreement effective period. Advisory Agreement Effective Period Advisory agreement effective period Income Statement [Abstract] Income Tax Jurisdiction [Axis] Acquisition Date Investment, Acquisition Date Earnings Per Share, Basic Earnings Per Share, Basic, Total Income (loss) per unit, Basic Document Period End Date Non Qualifying Assets Non qualifying assets Non qualifying assets. Alternative Investment, Valuation Technique [Extensible Enumeration] Alternative Investment, Valuation Technique [Extensible Enumeration] Shares Investment Owned, Balance, Shares Investment Company, Financial Ratios [Abstract] Ratios and Supplemental Data: Statement of Stockholders' Equity [Abstract] Debt Debt Securities [Member] One Debt Investment Schedule of Investments [Abstract] Investment company asset coverage ratio. Investment Company Asset Coverage Ratio Asset coverage ratio Company expenses limitation maximum reimbursed period. Company Expenses Limitation Maximum Reimbursed Period Company expenses limitation maximum reimbursed period Disclosure of Repurchase Agreements [Abstract] Investment Company, Net Asset Value, Per Share, Period Increase (Decrease) Net Decrease in Common Unitholder NAV from Prior Period Investment Company, Net Asset Value Per Share, Period Increase (Decrease), Total Fair value measurement with unobservable inputs reconciliation recurring basis asset sales fair value measurement with unobservable inputs reconciliation recurring basis asset sales and pay downs of investments. Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales A Sales and paydowns of investments Investments [Domain] Investments PNC Revolving Credit Facility. PNC Revolving Credit Facility [Member] PNC Revolving Credit Facility Net realized gain (loss) on short-term investments. Net Realized Gain (Loss) On Short Term Investments Net realized gain on short-term investments Assets Total Assets Total assets Revenue Recognition, Interest [Policy Text Block] Income Recognition Related Party Transaction [Axis] Related Party Transaction Percentage of non qualifying assets. Percentage Of Non Qualifying Assets Percentage of non qualifying assets Common undrawn commitment. Common Undrawn Commitment [Member] Undrawn Commitment Common Undrawn Commitment Variable Rate [Axis] Variable Rate Percentage of Net Unrealized Appreciation (Depreciation) on Unfunded Commitments Percentage of net unrealized appreciation (depreciation) on unfunded commitments. Percentage of net unrealized appreciation/(depreciation) on unfunded commitments Interest Paid, Excluding Capitalized Interest, Operating Activity Interest expense paid Extened stated maturity date Debt Instrument Extended Stated Maturity Date Debt Instrument Extended Stated Maturity Date Unrealized Appreciation on Unfunded Commitments Unrealized appreciation on unfunded commitments. Unrealized appreciation on unfunded commitments Investment Company, Investment Income (Loss), Per Share, Basic Net investment income Proceeds from Repurchase Transactions Proceeds (Payments) On Repurchase Transactions Proceeds (Payments) On Repurchase Transactions Proceeds from repurchase transactions Cash and Cash Equivalents [Domain] Members' Capital Members' Equity Notes Disclosure [Text Block] Investment owned at fair value Investment Owned At Fair Value Net Investment owned at fair value net. General Partners' Capital Account [Abstract] Members’ Capital Credit Facilities. Credit Facilities [Member] Credit Facilities Federal Income Tax Note [Table Text Block] Schedule Of Aggregate Investment Unrealized Appreciation And Depreciation For Federal Income Tax Purposes Valuation Approach and Technique [Domain] Investment, Issuer Affiliation [Domain] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Income Tax Disclosure [Text Block] Income Taxes Income Tax Jurisdiction, Domestic State and Local [Member] State Management Fee Payable Management fees payable Payable for short-term investments purchased Payable For Short Term Investments Purchased Payable for short-term investments purchased. Net realized gain loss. Net Realized Gain Loss [Abstract] Net realized (loss) gain: Weighted Average [Member] Weighted Average Par Amount Investment Owned, Balance, Principal Amount AGY Holdings Corp. AGY Holdings Corp [Member] AGY Holdings Corp AGY Holdings Corp. Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Credit Facility [Axis] Credit Facility Percentage Of Investment Income Percentage of investment income. Percentage of investment income Segment Reporting, Expense Information Used by CODM, Type [Extensible Enumeration] Segment Reporting, Expense Information Used by CODM, Type [Extensible Enumeration] Incentive fee thereafter. Incentive Fee Thereafter [Member] Thereafter Purchases of short-term investments Purchases Of Short Term Investments Purchases of short term investments. Natixis revolving credit facility and PNC revolving credit facility. Natixis Revolving Credit Facility and PNC Revolving Credit Facility [Member] Natixis Revolving Credit Facility and PNC Revolving Credit Facility PNC Revolving Credit Facility Revolving Credit Facilities Payable Revolving Credit Facility Barclays transaction. Barclays Transaction Barclays Transaction [Member] Extended term of subscription agreements, thereafter. Extended Term Of Subscription Agreements Thereafter Extended term for successive periods of subscription agreements Percentage of advisor incentive fee entitled. Percentage Of Advisor Incentive Fee Entitled Percentage of advisor incentive fee entitled Portfolio turnover rate Investment Company, Portfolio Turnover Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Reconciliation of Beginning and Ending Balances for Total Investments Geographical [Domain] Warrants and Rights Outstanding, Maturity Date Warrants expiration date Debt and Equity Securities, Realized Gain (Loss) Debt and Equity Securities, Realized Gain (Loss), Total Net realized (gain) loss on investments Net realized (loss) gain Statistical Measurement [Axis] Statistical Measurement Amended PNC Maximum Commitment Amended PNC maximum commitment. Entity Interactive Data Current Organization and basis of presentation disclosure. Organization And Basis Of Presentation Disclosure [Table] Organization And Basis Of Presentation Disclosure [Table] Units at beginning of period Common Unitholders' commitment units outstanding Units at beginning of period Units outstanding, end of period Units issued and committed at end of period Investment Company [Abstract] Investment Company, Distribution to Shareholders, Per Share Total distributions Investment Company, Distribution to Shareholders, Per Share, Total Total distributions Investment, Tax Basis, Cost Cost of investments for federal income tax purposes Twin Star International, Inc. Twin Star International Inc [Member] Twin Star International, Inc. Liabilities Total Liabilities Total liabilities Short-Term Investments [Member] Short-Term Investments Retained Earnings (Accumulated Deficit) Retained Earnings (Accumulated Deficit), Total Accumulated overdistributed earnings Schedule of unfunded commitments and unrealized depreciation by investment table text block. Schedule Of Unfunded Commitments And Unrealized Depreciation By Investment Table [Text Block] Schedule of Unfunded Commitments and Unrealized Depreciation by Investment Fair Value, Inputs, Level 3 [Member] Level 3 Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Investment Owned Short Term Investment and Cash Equivalents Percent of Net Assets Investment owned short term investment and cash equivalents percent of net assets Percentage of total investment of net asset Operating Expenses Total expenses Commercial & Professional Services. Commercial And Professional Services [Member] Commercial & Professional Services Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Purchases Investment Company, Gain (Loss) on Investment, Per Share Net realized and unrealized loss Cash Equivalents at Fair Value Cash equivalents at fair value. Cash Equivalents, Fair Value Shares Issued, Price Per Share Shares issued price per unit Incentive Fee, Description Incentive fee, description Stock Issued During Period, Shares, New Issues Number of units sold and issued Common Unitholder, Units Eighth Amended Revolving Credit Agreement [Member] Eighth Amended Revolving Credit Agreement [Member] Eighth Amended Revolving Credit Agreement Restricted Investments, at Fair Value Aggregate fair value Net Change in Unrealized Appreciation/(Depreciation) Investments in and advances to Affiliates At Fair Value Net Change in Unrealized Appreciation (Depreciation) Investments in and advances to affiliates at fair value net change in unrealized appreciation (depreciation). Net Change in Unrealized Appreciation/(Depreciation) Organization and offering costs. Organization And Offering Costs Policy [Text Block] Organization and Offering Costs Fair Value Measurement with Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Including Payments Received in Kind and Reorganizations Fair value measurement with unobservable inputs reconciliation recurring basis asset purchases including payments received in kind and reorganizations. Purchases, including payments received in-kind and reorganizations Investment Company, Investment Income (Loss) from Operations, Per Share [Abstract] Income from Investment Operations: Investment Company, Investment Income (Loss) Ratio Ratio of net investment income to average net assets Federal Income Tax Provision. Federal Income Tax Provision Federal income tax provision Other accrued expenses and other liabilities. Other Accrued Expenses And Other Liabilities Other accrued expenses and other liabilities Variable Rate [Domain] Variable Rate Cash Equivalents [Member] Cash Equivalents Unrealized depreciation Investment, Tax Basis, Unrealized Loss Related Party Transactions [Abstract] Investment valuations and fair value measurements. Investment Valuations And Fair Value Measurements [Line Items] Investment Valuations And Fair Value Measurements [Line Items] Proceed from sale of short-term investments. Proceed from Sale of Short-Term Investments Proceeds from sales of short-term investments Investment Company, Financial Highlights [Table Text Block] Schedule of Net Asset Value Per Unit and Reflects all Units Issued and Outstanding Income Tax, Policy [Policy Text Block] Income Taxes Subsequent Events [Text Block] Subsequent Events Common Unitholders' return of capital Common Unitholder Return Of Capital Common unitholder return of capital. Other fee income Other Income Repurchase Transactions Principal Amount Repurchase transactions principal amount Principal amount Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV Investment company ratio of net expenses to average net assets. Investment Company Ratio Of Net Expenses To Average Net Assets Ratio of net expenses to average net assets Interest Income, Operating, Paid in Kind Interest income paid-in-kind Interest income paid-in-kind Repurchase Agreements, Resale Agreements, Securities Borrowed, and Securities Loaned Disclosure [Text Block] Repurchase Transactions Line of Credit Facility, Remaining Borrowing Capacity Available amount Available Amount Percentage of Investments Investment Owned, Net Assets, Percentage Percentage of Investments Prepaid Expense and Other Assets Prepaid and other assets Base Rate [Member] Base Rate Gross Addition Investments in and Advances to Affiliates, at Fair Value, Gross Additions Gross Addition Percentage of unused capacity between 30% and 50% Percentage Of Unused Capacity Between 30% and 50% [Member] Percentage of Unused Capacity Between 30% and 50% Percentage of Unused Capacity Between 30% and 50% Accumulated Common Unitholders' tax reclassification Accumulated Common Unitholder Tax Reclassification Accumulated common unitholder tax reclassification. Investment maturity month and year. Investment Maturity Month And Year Maturity/Expiration Percentage of yield on short term investments. Percentage of Yield on Short Term Investments Percentage of yield on short term investments Total Investments, Amortized Cost Investment Owned at Cost Short Term Investment and Cash Equivalents Carrying Value Investment owned at cost short term investment and cash equivalents carrying value Unrealized depreciation on unfunded commitments. Unrealized Depreciation On Unfunded Commitments Unrealized depreciation on unfunded commitments Organizational costs Organizational Cost, Expense Investments, at fair value Investments, Fair Value Disclosure [Abstract] Liabilities and Equity Total Liabilities and Members’ Capital Investment, Basis Spread, Variable Rate Interest rate, basis spread variable rate Third Amended PNC Credit Agreement [Member] Third amended PNC credit agreement member. Third Amended PNC Credit Agreement Debt Instrument, Description of Variable Rate Basis Description of variable rate basis Document Fiscal Period Focus Outform Group, Inc. (f/k/a Rapid Displays, Inc.) Outform Group, Inc [Member] Outform group, Inc. Outform Group, Inc. Income tax examination for prior years returns filed. Income Tax Examination for Prior Years Returns Filed Examination for prior years returns filed Investment company ratio of expenses recaptured reimbursed by investment adviser. Investment Company Ratio Of Expenses Recaptured Reimbursed By Investment Adviser Expense recaptured (reimbursed) by Investment Advisor Indicative Bid [Member] Indicative Bid. Indicative Bid Increase (decrease) in payable for short-term investments purchased Increase Decrease In Payable For Short Term Investments Purchased Increase decrease in payable for short-term investments purchased. Increase (Decrease) in Accrued Interest Receivable, Net (Increase) decrease in interest income receivable (Increase) decrease in due from Adviser (Increase) decrease in due from Adviser. (Increase) decrease in due from Adviser PNC Credit Agreement Second Amended PNC Credit Agreement Second amended PNC credit agreement. Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Net decrease in cash and cash equivalents Entity Current Reporting Status Use of Estimates, Policy [Policy Text Block] Use of Estimates Investment, Tax Basis, Unrealized Gain Unrealized appreciation Percentage of portfolio breakdown on investment. Percentage of Portfolio Breakdown on Investment Percentage of portfolio breakdown on investment Fair Value, Inputs, Level 1 [Member] Level 1 Class of Stock [Domain] Class of Stock Investment Company, Financial Highlights [Text Block] Financial Highlights Less Distributions: Investment Company Distributions [Abstract] Investment company distributions abstract. Investments In And Advances To Affiliates Dividend Or Interest Investments in and advances to affiliates dividend or interest. Realized Investment Gains (Losses) Realized Investment Gains (Losses), Total Net realized gain (loss) on investments Investment Type [Axis] Investment Type Investment company ratios based on average net assets of members capital abstract. Investment Company Ratios Based On Average Net Assets Of Members Capital [Abstract] Ratios based on average net assets of Members’ Capital: Assets, Fair Value Disclosure Total Assets Assets, Fair Value Disclosure, Total Line of credit facility, maximum borrowing capacity, periodically increased in amount. Line of Credit Facility, Maximum Borrowing Capacity, Periodically Increased in Amount Maximum commitment periodically increased in amount Document Transition Report Investment Owned And Short Term Investment Percent of Net Assets Investment owned and short term investment percent of net assets Short-term Investments - % of Net Assets Commitments and Contingencies Disclosure [Abstract] Subsequent Event [Line Items] Gross Reduction Investments in and Advances to Affiliates, at Fair Value, Gross Reductions Gross Reduction Net assets as a percent of net assets. Net Assets as a Percent of Net Assets % of Net Assets Investment Company, Investment Income (Loss) from Operations, Per Share Total income (loss) from investment operations Aggregate commitment amount Line of Credit Facility, Commitment Fee Amount Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Ending Balance Beginning Balance Alternative Investment Fair Value Common Stock [Member] Common Units Common Stock Proceeds from Lines of Credit Proceeds from credit facilities Proceeds from Lines of Credit, Total Credit Facility [Domain] Credit Facility Statistical Measurement [Domain] Statistical Measurement Repurchase agreement settlement date. Repurchase Agreement Settlement Date Repurchase transaction settlement date Security Owned and Sold, Not yet Purchased Fair Value, Security Name [Domain] Organization and basis of presentation disclosure. Organization And Basis Of Presentation Disclosure [Line Items] Organization and Basis of Presentation Disclosure [Line Items] Units outstanding, Basic Weighted Average Number of Shares Outstanding, Basic Weighted Average Number of Shares Outstanding, Basic, Total Common Unitholders’ commitment. Common Unitholders Commitment Common Unitholders' commitment (13,734,010 units issued and outstanding) Common Unitholder, Commitments Assets [Abstract] Assets Entity Central Index Key Repurchase obligation outstanding Repurchase Obligation Outstanding Repurchase obligation outstanding. Administration agreement additional renewal period Administration Agreement Additional Renewal Period Administration agreement additional renewal period. Maximum percentage of aggregate commitment for organizational expenses and offering expenses. Maximum Percentage Of Aggregate Commitment For Organizational Expenses And Offering Expenses Maximum percentage of aggregate commitment for organizational expenses and offering expenses Line of Credit Facility [Table] Line Of Credit Facility [Table] Current Fiscal Year End Date Increase (decrease) in other accrued expenses and liabilities Increase (Decrease) in Accrued Liabilities Increase (Decrease) in Accrued Liabilities, Total Investment company internal rate of return after all fees and expenses. Investment Company Internal Rate Of Return After All Fees And Expenses Unitholder IRR after all fees and expenses Maturity date Debt Instrument, Maturity Date Non-cash sales of investments due to reorganization Non-cash sales of investments due to reorganization. Non-Cash Sales of Investments Due to Reorganization Non-cash sales of investments due to reorganization Net Investment Income [Line Items] Cash and Cash Equivalents [Axis] Number of business days1 Number Of Business Days1 Number of business days Fair Value, Inputs, Level 2 [Member] Level 2 Investment Income, Net, Total Investment Income, Net Total investment income Total investment income Investment company internal rate of return. Investment Company Internal Rate Of Return Unitholder IRR(4) Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Net cash provided by operating activities Entity Incorporation State Country Code Earnings Per Share, Diluted Earnings Per Share, Diluted, Total Income (loss) per unit, Diluted Security Owned and Sold, Not yet Purchased, at Fair Value [Axis] Net increase (decrease) in Members' Capital from operations Net income (loss) Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Administrative Fees Expense Administrative fees Title of Class Percentage of Unfunded Commitments Percentage of Unfunded Commitments Percentage of unfunded commitments Transactions. Transactions [Policy Text Block] Transactions Income Tax Jurisdiction [Domain] Investment, Tax Basis, Unrealized Gain (Loss) Net unrealized appreciation on investments Net unrealized appreciation on investments Net unrealized depreciation on investments Aerospace And Defense [Member] Aerospace and Defense. Aerospace & Defense Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Organization and Basis of Presentation Investment valuations and fair value measurements Disclosure. Investment Valuations And Fair Value Measurements Disclosure [Text Block] Investment Valuations and Fair Value Measurements Scenario [Domain] Equity Components [Axis] Equity Components Investment Company, Total Return Unitholder Total Return Net realized gain on investments Net realized and unrealized loss on investments Repayments of Secured Debt Payment to secured borrowing Statement of Cash Flows [Abstract] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV Income Tax Disclosure [Abstract] Net investment income Net investment income Net Investment Income Schedule of Investments [Line Items] Schedule Of Investments [Line Items] Deferred Offering Costs Deferred offering costs Deferred financing costs Increase (Decrease) in Prepaid Expense and Other Assets (Increase) decrease in prepaid and other assets Percentage Of Yield On Investments Percentage of yield on investments. Percentage of yield on investments Members' capital, period increase (decrease). Total Increase (Decrease) in Members' Capital Total Increase (Decrease) in Members' Capital Increase (Decrease) in Incentive Fee Payable Increase (Decrease) in Incentive Fee Payable, Total Increase (decrease) in incentive fees payable Administrative Agreement Expiration Date Administrative agreement expiration date. Administrative agreement expiration date Interest and Debt Expense Interest and Debt Expense, Total Interest and credit facilities expenses Member's Capital, end of period Members' Equity Members' Capital, Ending Balance Members' Capital, Beginning Balance Total Members’ Capital Management Fee Expense Management fees Management fees (Note 4) Investment Interest Rate Investment interest rate Percentage of fair value interest investments Percentage yield on cash equivalents Percentage Yield on Cash Equivalents Percentage yield on cash equivalents. Line of Credit Facility [Abstract] Class of Stock Counterparty Name [Axis] Less than 50% of Maximum Commitment [Member] Less than 50% of Maximum Commitment [Member] Less than 50% of Maximum Commitment Measurement Input, Expected Term [Member] Expected Term Number of operating segment Number of Operating Segments Income recognition. Income Recognition Policy [Text Block] Income Recognition Deferred Charges, Policy [Policy Text Block] Deferred Financing Costs Fair value measurement with unobservable inputs reconciliation recurring basis asset purchases including payments received in kind. Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Including Payments Received In Kind Purchases, including payments received in-kind Non-cash purchases of investments due to reorganization Non-cash purchases of investments due to reorganization. Non-Cash Purchase Of Investments Due To Reorganization Non-cash purchases of investments due to reorganization Net change in unrealized appreciation/(depreciation). Net Change In Unrealized Appreciation Depreciation [Abstract] Net change in unrealized appreciation/(depreciation): Percentage of commitments funded. Percentage Of Commitments Funded Common Unitholder, % of Commitments Funded Interest Receivable Interest income receivable Percentage of unused capacity between 0% and 30% Percentage of Unused Capacity between 0% and 30% [Member] Percentage of Unused Capacity between 0% and 30% RL Investor Holdings LLC RL Investor Holdings LLC [Member] RL Investor Holdings LLC. Statement of Partners' Capital [Abstract] Unobservable input expected term. Unobservable Input Expected Term Unobservable Input, Expected Term (in years) Measurement Input, Discount Rate [Member] Discount Rate Net Asset Value Per Unit (accrual base), End of Period Net Asset Value Per Unit (accrual base), Beginning of Period Net Asset Value Per Unit (Note 11) Document Type Cash and Cash Equivalents, Policy [Policy Text Block] Cash and Cash Equivalents Debt Debt Securities Two [Member] Debt securities two. Two Debt Investment Percentage of management fee Management and Service Fees, Rate Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Cash Flows from Operating Activities Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Subsequent Event Subsequent Event Fair value assets (liabilities) transfer between level amount Fair Value Assets and Liabilities Transfer Between Level Amount Fair Value Assets and Liabilities Transfer Between Level Amount Equity securities two. Equity Securities Two [Member] Equity Lender Name [Axis] Equity Securities Three [Member] Equity Securities Three. Equity Entity File Number Investment, Issuer Affiliation [Axis] Income Tax Jurisdiction, Domestic Federal [Member] U.S. federal Retained Earnings [Member] Accumulated Undistributed (Overdistributed) Earnings Investment Owned, Fair Value, Beginning Balance Investment owned, fair value, beginning balance. Fair Value, begining value Fair Value, begining value Interest expense on repurchase transactions. Interest Expense On Repurchase Transactions Interest expense on repurchase transactions Realized Gains (Losses) Investments In And Advances To Affiliates Realized Gains Losses Investments in and advances to affiliates realized gains losses. Entity Registrant Name Schedule of reclassified as capital gains Schedule Of Reclassified As Capital Gains [Table Text Block] Accounting Policies [Abstract] Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net increase in Members' Capital from operations Net increase (decrease) in net assets resulting from operations Recallable amount. Recallable Amount Recallable amount Net Assets Net Assets, Ending Balance Net Assets, Beginning Balance Net Assets Entity Address Address Line1 UNITED STATES United States Debt instrument maturity date to be extended upon satisfaction of certain conditions. Debt Instrument Maturity Date to be Extended Upon Satisfaction of Certain Conditions Debt instrument maturity date to be extended upon satisfaction of certain conditions Common Unitholders’ undrawn commitment. Common Unitholders Undrawn Commitment Common Unitholder, Undrawn Commitments Common Unitholders' undrawn commitment (13,734,010 units issued and outstanding) Publishing [Member] Publishing. Publishing Investment Company, Incentive Fee to Average Net Assets Ratio of incentive fees to average net assets Ratio of incentive fees to average net assets Percentage of aggregate cumulative invested amount in existing portfolio companies. Percentage Of Aggregate Cumulative Invested Amount In Existing Portfolio Companies Percentage of aggregate cumulative invested amount in existing portfolio companies Loss Contingencies [Line Items] Loss Contingencies [Line Items] Payments of Financing Costs Payments of Financing Costs, Total Deferred financing costs paid Related Party Transactions Disclosure [Text Block] Agreements and Related Party Transactions Investment company internal rate of return before incentive fees. Investment Company Internal Rate Of Return Before Incentive Fees Unitholder IRR before incentive fees Unrealized Gain (Loss), Investment and Derivative, Operating, after Tax Net change in unrealized appreciation/(depreciation) on investments Entity Small Business Percentage of unused capacity greater than 50% Percentage of Unused Capacity Greater than 50% [Member] Percentage of Unused Capacity Greater than 50% Media [Member] Media. Media Interest Income (Expense), Operating Interest Income (Expense), Operating, Total Interest income Energy Equipment and Services [Member] Energy Equipment & Services. Energy Equipment & Services Significant Accounting Policies [Text Block] Significant Accounting Policies Increase (Decrease) in Operating Assets [Abstract] Increase (decrease) in operating assets and liabilities: Repurchase Agreements, Interest Expense Amount Interest expense on repurchase transactions Net change in unrealized appreciation depreciation. Net Change In Unrealized Appreciation Depreciation Net change in unrealized appreciation/(depreciation) Non-controlled/non-affiliated investments Earnings Per Share [Abstract] Basic and diluted: Investment, Policy [Policy Text Block] Investments Common commitment. Common Commitment [Member] Commitment Common Commitment Schedule of tax character of shareholder distributions attributable. Schedule Of Tax Character Of Shareholder Distributions Attributable [Table Text Block] Schedule of Tax Character Of Shareholder Distributions Attributable Investment Type Investment type. Investment Extended debt instrument maturity date. Extended Debt Instrument Maturity Date Extended maturity date Term Loan Member. Term Loan Member Term Loan PNC Term Loan Line of Credit Facility, Average Outstanding Amount Average outstanding balance Investment Company Ratio Of Total Expenses Before Incentive Fees To Average Net Assets Investment company ratio of total expenses before incentive fees to average net assets. Ratio of total expenses before incentive fees to average net assets Subsequent Event Type [Axis] Debt securities one. Debt Securities One [Member] Debt One Debt Investment Short-term Investments, Fair Value Short Term Investments Fair Value Short term investments fair value Investment company internal rate of return since inception after management fees financing costs and operating expenses before incentive fees. Investment Company Internal Rate Of Return Since Inception After Management Fees Financing Costs And Operating Expenses Before Incentive Fees Ratio of internal rate of return since inception for common unitholders before incentive fees Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Cash Flows from Financing Activities Amortization of Debt Discount (Premium) Amortization of premium and accretion of discount, net Members' Capital Members’ Capital, end of period Common Unitholders’ capital Investment, Affiliated Issuer, Noncontrolled [Member] Non-Controlled Affiliated Investments Line of Credit Facility, Lender [Domain] Consumer Services [Member] Consumer Services. Consumer Services Summary of major security type of fair valuation according to inputs used in valuing investments. Summary Of Major Security Type Of Fair Valuation According To Inputs Used In Valuing Investments Table [Text Block] Summary by Major Security Type of Fair Valuations According to Inputs Used in Valuing Investments Liabilities [Abstract] Liabilities Percentage of membership interests in subsidiary. Percentage of Membership Interests in Subsidiary Percentage of membership interests in subsidiary. Unfunded commitments amount. Unfunded Commitments Amount Unfunded Commitments Amount Entity Tax Identification Number Valuation Approach and Technique [Axis] Equity Component [Domain] Equity Component Entity Address City Or Town First American Government Obligation Fund. First American Government Obligation Fund [Member] First American Government Obligation Fund Measurement Input Type [Domain] Stock Issued During Period, Value, New Issues Aggregate purchase price Bendon Inc. Bendon Inc [Member] Bendon Inc Chemicals Member Chemicals Member. Chemicals Percentage of minimum qualifying assets. Percentage Of Minimum Qualifying Assets Percentage of minimum qualifying assets Entity Common Stock, Shares Outstanding Investment valuations and fair value measurements. Investment Valuations And Fair Value Measurements [Abstract] Segment Reporting, Expense Information Used by CODM, Description Segment Reporting, Expense Information Used by CODM, Description Alternative Investment, Measurement Input [Extensible Enumeration] Alternative Investment, Measurement Input [Extensible Enumeration] Industry Sector [Domain] Statement [Table] Statement [Table] Entity Shell Company Valuation, Market Approach [Member] Market Method Statement [Line Items] Statement [Line Items] Investment, Unaffiliated Issuer [Member] Non-controlled/non-affiliated investments Non-controlled/non-affiliated investments Maximum [Member] Maximum Organization costs adviser reimbursement. Organization Costs Adviser Reimbursement Organization costs for adviser reimbursement Other than government securities. Other Than Government Securities [Member] Other Than Government Securities Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Net realized gains (losses) Debt Disclosure [Abstract] Investment Owned, Cost Amortized Cost Software [Member] Software. Software Member Units [Member] Common Unitholders’ Capital Subsequent Events [Abstract] Amortization of Debt Issuance Costs Amortization of deferred financing costs Textiles Apparel And Luxury Goods [Member] Textiles apparel and luxury goods. Textiles, Apparel & Luxury Goods Natixis Revolving Credit Facility Natixis revolving credit facility. Natixis Revolving Credit Facility [Member] Debt Issuance Costs, Net Deferred financing costs Debt Issuance Costs, Net, Total Deferred financing costs Deferred financing costs, net Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Accrued interest or penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total Related Party Transaction [Domain] Related Party Transaction Investment company ratio of financing cost to average net assets Investment Company Ratio Of Financing Cost To Average Net Assets Ratio of financing cost to average net assets Document Fiscal Year Focus Members' Capital, Deemed Contributions Members' Capital, Deemed Contributions Deemed contributions Short-term Investments Short Term Investments Policy [Text Block] Short term investments. Income tax Income Tax [Table] Hotels, Restaurants and Leisure. Hotels Restaurants And Leisure [Member] Hotels, Restaurants & Leisure Unrealized Gain (Loss), Investment and Derivative, Operating, before Tax Unrealized Gain (Loss), Investment and Derivative, Operating, before Tax, Total Net change in unrealized (appreciation)/depreciation on investments Investments In And Advances To Affiliates Dividends Or Interest Or Other Income Investments in and advances to affiliates dividends or interest or other income. Interest/Dividend/Other income Household Durables [Member] Household Durables. Household Durables Revenue Multiple Measurement Input, Revenue Multiple [Member] Forecast [Member] Forecast Entity Ex Transition Period Unrealized (Appreciation) Depreciation Unrealized (Appreciation) Depreciation Unrealized (Appreciation) Depreciation. Significantly investment completion period upon expiration of commitment period. Significantly Investment Completion Period Upon Expiration Of Commitment Period Significantly investment completion period upon expiration of commitment period Investment Income [Table] Schedule of Line of Credit Facilities [Table Text Block] Summary of Amounts Outstanding and Available under Credit Facilities Measurement Input Type [Axis] Commitment period description. Commitment Period Description Commitment period description Summary information regarding credit facilities. Summary Information Regarding Credit Facilities Table [Text Block] Summary Information Regarding Credit Facilities Entity Address State Or Province Investment Owned, Fair Value, Ending Balance Investment owned, fair value, ending balance. Fair Value, end value Fair Value, end value Percentage of interest for holders representing supermajority. Percentage Of Interest For Holders Representing Supermajority Percentage of interest of holders representing supermajority Incentive Fee Payable Incentive fee payable Incentive fees payable Amendment Flag Loss Contingencies [Table] Loss Contingencies [Table] Debt Instrument Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] SOFR Interest Expense, Debt, Excluding Amortization Credit Facilities interest expense City Area Code Investment, Affiliated Issuer, Controlled [Member] Controlled Affiliated investments Incentive fee expense (reversed) Incentive fee expense (reversed) Incentive fees Incentive fee expense net. Incentive fees (Note 4) Net increase (decrease) in members' capital resulting from operations. Net Increase (Decrease) in Members' Capital Resulting From Operations [Abstract] Net Increase (Decrease) in Members' Capital Resulting from Operations: Investment, Interest Rate, Floor Interest rate, floor Members' capital, deemed distributions. Members' Capital, Deemed Distributions Deemed distributions Unrecognized Tax Benefits Unrecognized Tax Benefits, Ending Balance Unrecognized Tax Benefits, Beginning Balance Unrecognized tax benefits Percentage Of Existing Portfolio Companies Aggregate Amount Not to Exceed an Amount Equal to Aggregate Cumulative Invested or Committed Percentage of existing portfolio companies aggregate amount not to exceed an amount equal to aggregate cumulative invested or committed. Percentage of existing portfolio companies aggregate amount not to exceed an amount equal to aggregate cumulative invested or committed Organization, Consolidation and Presentation of Financial Statements [Abstract] Income tax Income Tax [Line Items] Investment, Identifier [Axis] Schedule of Investments [Table] Schedule Of Investments [Table] Eurodollar [Member] Eurodollar Rate Noninvestment Assets Less Noninvestment Liabilities Liabilities in Excess of Other Assets Liabilities in Excess of Other Assets Operating Expenses [Abstract] Expenses Fair value measurement with unobservable inputs reconciliation recurring basis asset sales and paydowns of investments. Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales and Paydowns of Investments Sales and paydowns of investments Basis points of aggregate capital commitments for organization and offering expenses. Basis Points of Aggregate Capital Commitments for Organization and Offering Expenses Basis points of aggregate capital commitments for organization and offering expenses Interest Rate On Repurchase Transactions Principal Amount Interest rate on repurchase transactions principal amount. Interest rate Realized gains Realized Gain (Loss) On Short Term Investments Realized gain (loss) on short term investments. Realized gain on short-term investments Receivable, Investment, Sale Receivable for investments sold Investment, Interest Rate, Paid in Kind Interest rate, PIK Percentage of fair value interest investments Line of credit facility aggregate maximum commitment amount. Line of Credit Facility Aggregate Maximum Commitment Amount Aggregate Maximum commitment amount Capital Goods Member Capital Goods Member. Capital Goods Debt Instrument Extended Maturity Date. Debt Instrument Extended Maturity Date Debt instrument extended maturity date Schedule of Tax Components Of Distribution Earning Schedule of tax components of distribution earning. Schedule Of Tax Components Of Distribution Earning [Table Text Block] Cash and cash equivalents, end of period Cash and cash equivalents, beginning of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total Segment Reporting [Text Block] Segment Reporting Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Common Unit, Issued Common Unitholders' commitment units issued Geographical [Axis] Subsequent Event [Table] Entity Emerging Growth Company Payment for Purchase, Investment, Operating Activity Aggregate acquisitions of investments Purchases of investments Slogic Holding Corp [Member] Slogic Holding Corp. Slogic Holding Corp. Navistar Defense, LLC Navistar Defense LLC [Member] Navistar Defense, LLC, Consumer Durables And Apparel [Member] Consumer Durables & Apparel. Consumer Durables & Apparel Natixis. Natixis Credit Agreement [Member] Natixis Credit Agreement Natixis Revolving Credit Agreement Measurement Input, Price Volatility [Member] Implied Volatility PNC Credit Facility [Member] PNC credit facility. PNC Credit Facility PNC Maximum Commitment Percentage of voting interests on investment securities owned. Percentage Of Voting Interests On Investment Securities Owned Percentage of voting interests on investment securities owned Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Supplemental and non-cash operating and financing activities Net Unrealized Appreciation (Depreciation) on Unfunded Commitments Net unrealized appreciation (depreciation) on unfunded commitments. Net unrealized appreciation/(depreciation) on unfunded commitments Net change in unrealized appreciation depreciation in investments held. Net change in unrealized appreciation/(depreciation) in investments held Net change in unrealized appreciation/(depreciation) in investments held Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Line of credit facility, unused capacity commitment fee percentage Investment Owned Short Term Investment and Cash Equivalents Fair Value Investment owned short term investment and cash equivalents fair value Total Investments, Fair Value General Partners' Capital Account, Units Authorized Common Unitholders’ commitment and undrawn commitment, authorized Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Summary of Valuation Techniques and Quantitative Information in Determining Fair value of Level 3 Investments Professional fees Professional Fees Investment company internal rate of return since inception after management fees financing costs and operating expenses advisor Incentive fees. Investment Company Internal Rate Of Return Since Inception After Management Fees Financing Costs And Operating Expenses Advisor Incentive Fees Ratio of internal rate of return since inception for common unitholders advisor incentive fees Undrawn commitment fees. Undrawn Commitment Fees Unused fees Third Amended and Restated Credit and Security Agreement with PNC Third amended and restated credit and security agreement with P N C. Third Amended and Restated Credit and Security Agreement with P N C [Member] Schedule of aggregate commitments, undrawn commitments, percentage of commitments funded and number of subscribed for units. Schedule of Aggregate Commitments, Undrawn Commitments, Percentage of Commitments Funded and Number of Subscribed for Units Schedule Of Aggregate Commitments, Undrawn Commitments, Percentage Of Commitments Funded And Number Of Subscribed For Units Investment company ratio of expenses reimbursed recaptured by adviser. Investment Company Ratio Of Expenses Reimbursed Recaptured By Adviser Expenses (reimbursed) recaptured by Adviser Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Adjustments to reconcile the net increase (decrease) in net assets resulting from operations to net cash provided by operating activities: Short-Term Investments, Total Short-Term Investments Short-term investments Short-term investments, Amortized Cost Seventh amended revolving credit agreement. Seventh Amended Revolving Credit Agreement [Member] Seventh Amended Revolving Credit Agreement Cash and cash equivalents Cash and Cash Equivalent Cash and Cash Equivalents, at Carrying Value, Total Measurement input take out indication. Measurement Input Take Out Indication [Member] Take Out Indication Equity Securities [Member] Equity PNC Revolving Credit Agreement PNC Revolving Credit Agreement [Member] PNC revolving credit agreement. Percentage of remaining incentive fee. Percentage Of Remaining Incentive Fee Percentage of remaining incentive fee Increase (Decrease) in Management Fee Payable Increase (decrease) in management fees payable Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Net cash used in financing activities Investment Income, Net, Amortization of Discount and Premium Net change in unrealized appreciation/(depreciation) on investments Investment Income, Net, Amortization of Discount and Premium, Total Cash Equivalents, Amortized Cost Cash Equivalents, at Carrying Value Cash Equivalents, at Carrying Value, Total Entity Filer Category Investment Company, Financial Highlights [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name Investment valuations and fair value measurements. Investment Valuations And Fair Value Measurements [Table] Investment Valuations And Fair Value Measurements [Table] Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description Advisory agreement expiration date Advisory Agreement Expiration Date Advisory agreement expiration date. Due from adviser. Due From Adviser Due from Adviser Securities Sold under Agreements to Repurchase Securities Sold under Agreements to Repurchase, Total Repurchase agreement, amount of transaction Fair Value Measurement with Unobservable Inputs Reconciliation Recurring Basis Asset Sales and Paydowns of Investments and Reorganizations Fair value measurement with unobservable inputs reconciliation recurring basis asset sales and paydowns of investments and reorganizations. Sales and paydowns of investments and reorganizations Percentage of net unrealized depreciation on unfunded commitments. Percentage Of Net Unrealized Depreciation On Unfunded Commitments Percentage of net unrealized depreciation on unfunded commitments Fair Value, end value Fair Value, begining value Investment Owned, Fair Value Fair Value Total Aggregate fair value of securities Investment company ratio of net investment income before expense recapture to average net assets Investment Company Ratio Of Net Investment Income Before Expense Recapture To Average Net Assets Ratio of net investment income before expense recapture to average net assets Investment company offering costs. Investment Company Offering Costs Offering Costs Measurement Input, EBITDA Multiple [Member] EBITDA Multiple Proceeds from Disposition of Investment, Operating Activity Aggregate dispositions of investments Proceeds from sales and paydowns of investments Line of credit facility, weighted average interest rate. Line Of Credit Facility Weighted Average Interest Rate Weighted average interest rate Percentage of internal rate of return on aggregate capital contribution. Percentage Of Internal Rate Of Return On Aggregate Capital Contribution Percentage of internal rate of return on aggregate capital contribution Segment Reporting [Abstract] Noninvestment Asset Less Noninvestment Liability, Percent of Net Asset Percentage of liabilities in excess of other assets Entity Address Postal Zip Code Statement of Financial Position [Abstract] Local Phone Number Significant segment expenses. Significant Segment Expenses [Member]