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acquired Asset Acquisition, Assets Acquired Asset Acquisition, Assets Acquired Interest rate floor Investment, Interest Rate, Floor Income Statement [Abstract] Cash, cash equivalents and restricted cash Cash, cash equivalents and restricted cash, beginning of period Cash, cash equivalents and restricted cash, end of period Cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Pre-incentive Fee Net Investment Income, Exceeds Catch-up Threshold Investment Advisory Agreement - Incentive Rate, Pre-Incentive Fee Net Investment Income Exceeds Catch-Up Threshold [Member] Investment Advisory Agreement - Incentive Rate, Pre-Incentive Fee Net Investment Income Exceeds Catch-Up Threshold Derivative assets, at fair value (Note 8) Derivative assets Derivative Asset Sale of Stock [Domain] Sale of Stock [Domain] Other liabilities Asset Acquisition, Liabilities, Other Asset Acquisition, Liabilities, Other Retail Retail Sector [Member] 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stock Stock Repurchased During Period, Value Cash paid in lieu of fractional shares Payments to Acquire Productive Assets Investment Funds Other than Securities Investment [Member] Derivative liabilities, at fair value Asset Acquisition, Derivative Liability Asset Acquisition, Derivative Liability Sale of stock, consideration received Net proceeds Sale of Stock, Consideration Received on Transaction Cash and cash equivalents Asset Acquisition, Cash and Equivalents Asset Acquisition, Cash and Equivalents Arrangement Duration Trading Arrangement Duration Investment, Issuer Name [Domain] Investment, Issuer Name [Domain] Mezzanine loans Mezzanine Loans Mezzanine Loans Interest expense and credit facility fees Investment Company, Interest Expense Ratio, Including Line Of Credit Facility, Commitment Fee Investment Company, Interest Expense Ratio, Including Line of Credit Facility Commitment Fee Local Phone Number Local Phone Number Structured Credit Partners Structured Credit Partners [Member] Structured Credit Partners Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Repurchase of common stock (in shares) Repurchase of common stock (in shares) Stock Repurchased and Retired During Period, Shares Number of board members, independent trustees Number Of Members, Board Of Trustees, Independent Trustees Number Of Members, Board Of Trustees, Independent Trustees ASSETS Assets [Abstract] S 2024 M9 Dividends S 2024 M9 Dividends [Member] S 2024 M9 Dividends Accretion due to issuance of common stock (in dollars per share) Investment Company, Share Issuance, Per Share Credit Facility [Axis] Credit Facility [Axis] Extension term Debt Instrument, Extension Term Debt Instrument, Extension Term Additions/Purchases Investments in and Advances to Affiliates, at Fair Value, Gross Additions Underlying Security Market Price Change Underlying Security Market Price Change, Percent Debt Instrument [Axis] Debt Instrument [Axis] FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] Carlyle US CLO 2026-A, Ltd. Carlyle US CLO 2026-A, Ltd [Member] Carlyle US CLO 2026-A, Ltd Credit Facility [Domain] Credit Facility [Domain] Net change in unrealized appreciation (depreciation) on investments Net change in unrealized (appreciation) depreciation on investments Net Change in Unrealized Appreciation (Depreciation) Debt and Equity Securities, Unrealized Gain (Loss) NET ASSETS Equity, Attributable to Parent [Abstract] Percent of net assets Investment Owned, Net Assets, Percentage Stated interest rate Debt Instrument, Interest Rate, Stated Percentage Investment, Name [Axis] Investment, Name [Axis] Credit spread Measurement Input, Credit Spread [Member] Derivative Assets subject to Master Netting Agreement Derivative Asset, Subject to Master Netting Arrangement, before Offset Investment Company [Abstract] CONSOLIDATED FINANCIAL HIGHLIGHTS Investment Company, Financial Highlights [Text Block] Entity Registrant Name Entity Registrant Name Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Utilities: Water Utilities, Water, Sector [Member] Utilities, Water, Sector Class A Capital Called Class A Capital Called [Member] Class A Capital Called Capital transactions: Investment Company, Capital Share Transaction, Increase (Decrease) [Abstract] Acquisition of CSL III Noncash or Part Noncash Acquisition, Net Nonmonetary Assets Acquired (Liabilities Assumed) [Abstract] Prepayment period Debt Instrument, Prepayment Period Debt Instrument, Prepayment Period Credit Facility, maturing March 2030 The Credit Facility, Maturity Date March 2030 [Member] The Credit Facility, Maturity Date March 2030 Number of operating segments Number of Operating Segments Foreign currency translation Line of Credit Facility, Increase (Decrease), Foreign Currency Translation Adjustment Line of Credit Facility, Increase (Decrease), Foreign Currency Translation Adjustment Net accretion of discount on investments Accretion (Amortization) of Discounts and Premiums, Investments Components of Debt and Interest Expense Schedule of Debt [Table Text Block] Net increase (decrease) in net assets resulting from operations: Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Abstract] Related Party [Axis] Related and Nonrelated Parties [Axis] Carlyle US CLO 2026-B, Ltd. Carlyle US CLO 2026-B, Ltd. [Member] Carlyle US CLO 2026-B, Ltd. Repayments of Credit Facilities Repayments of Long-Term Lines of Credit Restatement Determination Date: Restatement Determination Date [Axis] Total members’ equity Members' Equity Net realized gain (loss) and net change in unrealized appreciation (depreciation) on investments, non-investment assets and liabilities, and forward currency contracts Gain (Loss), Investment and Derivative, Operating, and Foreign Currency Transaction, after Tax Total interest expense and credit facility fees Interest Expense, Debt 90-Day EURIBOR 90-Day EURIBOR [Member] 90-Day EURIBOR Name Trading Arrangement, Individual Name Par/ Principal Amount Total unfunded commitments Investment Company, Financial Support to Investee Contractually Required, Not Provided, Amount Short-Term Debt [Table] Short-Term Debt [Table] Other assets Noncash or Part Noncash Acquisition, Other Assets Acquired Netting [Axis] Netting [Axis] Netting Face amount Debt Instrument, Face Amount Preferred Stock Preferred Stock [Member] Restricted investments, percent of net assets Restricted Investments, Percent of Net Assets Investment, Issuer Affiliation [Domain] Investment, Issuer Affiliation [Domain] Name Awards Close in Time to MNPI Disclosures, Individual Name Transaction costs Asset Acquisition, Consideration Transferred, Transaction Cost Carlyle Credit Solutions, Inc. Carlyle Credit Solutions, Inc. [Member] Carlyle Credit Solutions, Inc. Other accrued expenses and liabilities Other Accrued Liabilities Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Asset Acquisition [Line Items] Asset Acquisition [Line Items] Common stock issued - Preferred Stock Exchange Stock Issued During Period, Value, Conversion of Convertible Securities Components of Interest and Credit Facilities Payable Weighted Average, Interest Rate And Unused Borrowing Capacity, Fee Percentage [Table Text Block] Weighted Average, Interest Rate And Unused Borrowing Capacity, Fee Percentage Daily SONIA Rate Daily SONIA Rate [Member] Daily SONIA Rate Income Statement Location [Axis] Statement of Income Location, Balance [Axis] Unused portion Line of Credit Facility, Remaining Borrowing Capacity Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Federal Funds Rate Federal Funds Rate [Member] Federal Funds Rate Cash Collateral Received Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset Earnings Per Common Share Earnings Per Share, Policy [Policy Text Block] 2030 Notes 2030 Senior Unsecured Notes [Member] 2030 Senior Unsecured Notes Restriction period three Restriction Period, Three [Member] Restriction Period, Three Revenue Recognition Revenue [Policy Text Block] Derivatives available for Offset Derivative Liability, Subject to Master Netting Arrangement, Asset Offset Senior Notes Senior Notes [Member] Investments in and Advances to Affiliates [Table] Investments in and Advances to Affiliates [Table] Alternate Base Rate Alternate Base Rate [Member] Alternate Base Rate Interest expense payable Interest Payable Chemicals, Plastics & Rubber Chemicals, Plastics And Rubber [Member] Chemicals, Plastics And Rubber Proceeds from sales and repayments of investments and change in receivable for investments sold Proceeds from investments Proceeds from Disposition of Investment, Operating Activity Credit Fund Middle Market Credit Fund, LLC [Member] Middle Market Credit Fund, LLC Selected Consolidated Statement of Operations Information: Investment Company, Consolidated Statement of Operations Information [Abstract] Investment Company, Consolidated Statement of Operations Information Subordinated Subordinated Debt [Member] All Executive Categories All Executive Categories [Member] 2024 Notes 2024 Senior Unsecured Notes [Member] 2024 Senior Unsecured Notes Common stock, $0.01 par value; 198,000,000 shares authorized; 70,270,936 and 71,807,190 shares issued and outstanding at March 31, 2026 and December 31, 2025, respectively Common Stock, Value, Issued Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Commitments and contingencies (Notes 10 and 14) Commitments and Contingencies Preferred stock, liquidation preference Preferred Stock, Liquidation Preference, Value Changes in operating liabilities: Increase (Decrease) in Operating Liabilities [Abstract] Restricted period, percentage of shares Merger Transaction, Restricted Period, Number Of Shares, Percentage Merger Transaction, Restricted Period, Number Of Shares, Percentage 3-5 years Contractual Obligation, to be Paid, Year Four and Five 2015-1N Aaa/AAA Class A-1-1-A Notes 2015-1N Notes, Aaa/AAA Class A-1-1-A Notes [Member] 2015-1N Notes, Aaa/AAA Class A-1-1-A Notes S 2024 M3 Dividends S 2024 M3 Dividends [Member] S 2024 M3 Dividends Investment, measurement input Investment Company, Investment Owned, Measurement Input Short-Term Debt [Line Items] Short-Term Debt [Line Items] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Cash acquired in CSL III Merger Proceeds From Cash Acquired In Acquisition, Operating Activities Proceeds From Cash Acquired In Acquisition, Operating Activities Net change in unrealized appreciation (depreciation) on investments: Investment Owned, Recognized Unrealized Appreciation (Depreciation), Net [Abstract] Net Unrealized Gains (Losses) Fair Value, Asset, Recurring, Basis Still Held, Unrealized Gain (Loss), Statement Of Income, Extensible List, Not Disclosed Flag Fair Value, Asset, Recurring, Basis Still Held, Unrealized Gain (Loss), Statement Of Income, Extensible List, Not Disclosed Flag Fair Value, Asset, Recurring, Basis Still Held, Unrealized Gain (Loss), Statement Of Income, Extensible List, Not Disclosed Flag Scenario [Axis] Scenario [Axis] Schedule of Asset Acquisition Asset Acquisition [Table Text Block] Wholesale Wholesale Sector [Member] Wholesale Sector Net amount of Derivative Liabilities Derivative Liability, Including Not Subject to Master Netting Arrangement, after Offset and Deduction Derivative Contract [Domain] Derivative Contract [Domain] Proceeds from issuance of common stock from at the market offering, net of offering and underwriting costs Proceeds from Issuance of Common Stock All Individuals All Individuals [Member] Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Fair Value Disclosures [Abstract] Summarized Financial Information Investment Company, Nonconsolidated Subsidiary, Summarized Financial Information [Table Text Block] Name Forgone Recovery, Individual Name Dividends declared (in dollars per share) Dividends declared (in dollars per share) Investment Company, Distribution to Shareholders, Per Share Net change in unrealized (gain) loss on derivatives Unrealized Gain (Loss) on Derivatives Number of loans on non-accrual status Investment Owned, Non-Accrual Status, Number Of Loans Investment Owned, Non-Accrual Status, Number Of Loans Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Weighted average interest rate Debt, Weighted Average Interest Rate Recovery Rate Measurement Input, Recovery Rate [Member] Measurement Input, Recovery Rate Schedule of Tax Character of Distributions Paid Investment Company, Distribution To Shareholders [Table Text Block] Investment Company, Distribution To Shareholders Financial Support for Nonconsolidated Legal Entity [Line Items] Financial Support for Nonconsolidated Legal Entity [Line Items] Private placement Private Placement [Member] Basis spread on variable rate Derivative, Basis Spread on Variable Rate Schedule of Derivative Instruments Schedule of Derivative Instruments [Table Text Block] Investment Funds Investment Funds [Member] Investment Funds 2015-1 Issuer Preferred Interests 2015-1 Issuer Preferred Interests [Member] 2015-1 Issuer Preferred Interests Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Geographical [Axis] Geographical [Axis] JP Morgan Chase Bank N.A. JP Morgan Chase Bank N.A. [Member] JP Morgan Chase Bank N.A. Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Investments, at fair value Asset Acquisition, Investments Asset Acquisition, Investments Forecast Forecast [Member] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Title of 12(b) Security Title of 12(b) Security Unused commitment fees payable Credit Facility Fees Payable, Unused Commitment Fees Credit Facility Fees Payable, Unused Commitment Fees Software Software Sector [Member] Software Sector S 2025 M3 Dividends S 2025 M3 Dividends [Member] S 2025 M3 Dividends Basic and diluted earnings per common share (Note 11) Basic and diluted earnings per share Earnings Per Share [Abstract] Net investment income (loss) Net investment income (loss) Investment Income, Operating, after Expense and Tax Number of investments sold Number Of Investments Sold Number Of Investments Sold Debt Noncash or Part Noncash Acquisition, Debt Assumed Less than one year Contractual Obligation, to be Paid, Year One Capital Equipment Capital Equipment [Member] Capital Equipment Annualized Hurdle Rate Investment Advisory Agreement - 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Incentive Rate, Annualized Catch-Up Threshold [Member] Investment Advisory Agreement - Incentive Rate, Annualized Catch-Up Threshold Incentive rate Management and Service Fees, Incentive Rate Three Months Ended March 31, 2025 Credit Fund Sub Facility [Member] 2025 Credit Fund Sub Facility Interest rate Investment Interest Rate Line of Credit Line of Credit [Member] Schedule of Offsetting Liabilities Offsetting Liabilities [Table Text Block] Media: Advertising, Printing & Publishing Media, Advertising, Printing And Publishing [Member] Media, Advertising, Printing And Publishing Total distributable earnings (loss) Retained Earnings (Accumulated Deficit) Fair value of loans on non-accrual status Investment Owned, Non-Accrual Status, At Fair Value Investment Owned, Non-Accrual Status, At Fair Value Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Capital Unit, Class [Domain] Capital Unit, Class [Domain] Netting Netting [Member] Netting Class B Capital Commitment Capital Unit, Class B [Member] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] O 2026 M6 Dividends O 2026 M6 Dividends [Member] O 2026 M6 Dividends Credit Partners and the company Credit Partners USA LLC And Carlyle Secured Lending, Inc [Member] Credit Partners USA LLC And Carlyle Secured Lending, Inc Statement [Table] Statement [Table] Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Derivative, early termination notice period Derivative, Early Termination Notice Period Derivative, Early Termination Notice Period Administrative service fees payable Increase (Decrease) In Administrative Service Fee Payable Increase (Decrease) In Administrative Service Fee Payable Variable Rate [Domain] Variable Rate [Domain] Schedule of Level 3 Input Reconciliation Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] All Adjustments to Compensation All Adjustments to Compensation [Member] Amendment Flag Amendment Flag Sale of stock, offering price (in dollars per share) Sale of Stock, Price Per Share Termination Date Trading Arrangement Termination Date Environmental Industries Environmental Industries [Member] Environmental Industries Energy: Electricity Energy Sector, Electricity [Member] Energy Sector, Electricity Quarterly Hurdle Rate Investment Advisory Agreement - Incentive Rate, Quarterly Hurdle Rate [Member] Investment Advisory Agreement - Incentive Rate, Quarterly Hurdle Rate Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Collateral, number of loans Debt Instrument, Collateral, Number Of Loans Debt Instrument, Collateral, Number Of Loans Net realized currency gain (loss) on non-investment assets and liabilities Net realized currency (gain) loss on non-investment assets and liabilities Realized Gain (Loss), Foreign Currency Transaction, before Tax Unused Fee Investment Company, Financial Commitment to Investee, Future Amount, Unused Fee Percentage Investment Company, Financial Commitment to Investee, Future Amount, Unused Fee Percentage Net assets attributable to Common Stockholders, end of period Net Assets Investment Advisory Agreement - Incentive Rate, Total Capital Gains Investment Advisory Agreement - Incentive Rate, Total Capital Gains [Member] Investment Advisory Agreement - Incentive Rate, Total Capital Gains Dividends Payable [Table] Dividends Payable [Table] 180-Day SOFR 180-Day SOFR [Member] 180-Day SOFR Schedule of Investments Measured at Fair Value on Recurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Basic (in shares) Weighted-average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Per Common Share Data: Investment Company, Financial Highlights [Roll Forward] Schedule of Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Investment, Issuer Name [Axis] Investment, Issuer Name [Axis] Independent Directors Director [Member] Related Party Transaction [Domain] Related Party Transaction [Domain] Subsequent Events [Abstract] Segment Reporting [Abstract] Summary of Changes in Net Assets Investment Company, Change in Net Assets [Table Text Block] Debt Disclosure [Abstract] O 2025 M9 Dividends O 2025 M9 Dividends [Member] O 2025 M9 Dividends Scenario [Domain] Scenario [Domain] Expenses before incentive fees Investment Company, Expense Ratio, after Fee Waiver and before Incentive Fee Deduction Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Investment owned, percentage received Investment Owned, Percentage Investment Owned, Percentage Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share S 2024 M6 Dividends S 2024 M6 Dividends [Member] S 2024 M6 Dividends Net realized gain (loss) on investments: Net Realized Gains (Losses) [Abstract] Net Realized Gains (Losses) Class B Capital Called Class B Capital Called [Member] Class B Capital Called Use of Estimates Use of Estimates, Policy [Policy Text Block] Paydowns Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Dividends paid in cash Payments of Dividends Restriction period two Restriction Period, Two [Member] Restriction Period, Two 2015-1N Debt, Class C-R Notes 2015-1N Debt, Class C-R Notes [Member] 2015-1N Debt, Class C-R Notes Net asset value multiplier Management and Service Fees, Net Asset Value Multiplier Management and Service Fees, Net Asset Value Multiplier Derivatives available for Offset Derivative Asset, Subject to Master Netting Arrangement, Liability Offset SUBSEQUENT EVENTS Subsequent Events [Text Block] Insider Trading Arrangements [Line Items] Equity Investments Equity Securities [Member] Total liabilities Liabilities Transaction costs capitalized into purchase price Transaction Costs Capitalized Into Purchase Price Transaction Costs Capitalized Into Purchase Price Financial support, cumulative amount Nonconsolidated Legal Entity, Financial Support Cumulative Amount Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-cash Collateral Pledged Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Security Not Offset Common stock issued, net of offering and underwriting costs Gross Proceeds Stock Issued During Period, Value, New Issues Variable Rate [Axis] Variable Rate [Axis] Upfront Payments / Receipts Derivative Liability, Upfront Payments (Receipts) Derivative Liability, Upfront Payments (Receipts) Counterparty Name [Axis] Counterparty Name [Axis] Total investment income Total investment income Gross Investment Income, Operating Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member]