Document And Entity Information Statistical Measurement [Axis] Note To Financial Statement Details Textual Net investment income Investment Income, Net Significant Accounting Policies Investment, Policy [Policy Text Block] Consolidated Schedule of Investments ecd_NonRule10b51ArrTrmntdFlag Non-Rule 10b5-1 Arrangement Terminated [Flag] Note 3 - Investments ecd_NonRule10b51ArrAdoptedFlag Non-Rule 10b5-1 Arrangement Adopted [Flag] Note 4 - Fair Value Measurements Trading Arrangements, by Individual [Table] Note 6 - Unit Capital Material Terms of Trading Arrangement [Text Block] Note 8 - Financial Highlights Consolidated Schedule of Investments - Schedules of Investments (Details) Consolidated Schedule of Investments - Schedules of Investments 2 (Details) Financial Instrument [Axis] Investment in Debt and Equity Securities and Other Trading Assets [Text Block] Note 3 - Investments - Summary of Investments (Details) Note 3 - Investments - Participation Interests Through Sub-advisors (Details) us-gaap_InvestmentCompanyRealizedGainLossOnInvestmentPerShare Net realized losses on investments (in dollars per share) Net increase in net assets (in dollars per share) Minimum [Member] Note 3 - Investments - Portfolio Composition by Industry (Details) Note 3 - Investments - Portfolio Composition by Geographical Classification (Details) Statistical Measurement [Domain] Note 4 - Fair Value Measurements - Summary of Investments by Hierarchy Level (Details) Maximum [Member] Note 4 - Fair Value Measurements - Reconciliation of Activity of Level 3 Investments (Details) Note 4 - Fair Value Measurements - Quantitative Information About Level 3 Fair Value Measurements (Details) Note 6 - Unit Capital - Summary of Unit Activity (Details) us-gaap_InvestmentInterestRate Investment Interest Rate Note 8 - Financial Highlights - Schedule of Financial Highlights (Details) Notes To Financial Statements Notes To Financial Statements [Abstract] Percent of net assets Investment Owned, Net Assets, Percentage us-gaap_InterestIncomeOperatingPaidInKind Interest Income, Operating, Paid in Kind Payment-in-kind interest Payment-in-kind interest income Counterparty Name [Axis] us-gaap_IncentiveFeePayable Incentive Fee Payable us-gaap_LimitedLiabilityCompanyOrLimitedPartnershipBusinessFormationDate Limited Liability Company or Limited Partnership, Business, Formation Date us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest Financial Instruments [Domain] us-gaap_ProceedsFromDispositionOfInvestmentOperatingActivity Proceeds from Disposition of Investment, Operating Activity Weighted Average [Member] us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet Decrease (increase) in interest receivable Counterparty Name [Domain] Increase in interest payable us-gaap_IncreaseDecreaseInOperatingAssets Net (decrease) increase from operations (DECREASE) INCREASE FROM OPERATIONS Dividends [Axis] Dividends [Domain] ADJUSTMENTS TO RECONCILE NET CHANGE IN NET ASSETS RESULTING FROM OPERATIONS TO NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES us-gaap_Liabilities Total liabilities LIABILITIES Capitalized payment-in-kind interest income Capitalized payment-in-kind interest income Amount of paid in kind interest on financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Scipion Capital, Ltd [Member] Represents Scipion Capital, Ltd. Fee income Collateral Based Approach Valuation Technique [Member] Represents the valuation technique of collateral based approach. Senior Secured Trade Finance Participations [Member] Represents senior secured trade finance participations. Changes in assets and liabilities: Increase in due to affiliates Beef Cattle, Except Feedlots [Member] Represents beef cattle, except feedlots. Boatbuilding and Repairing [Member] Represents boatbuilding and repairing. Fair Value, by Balance Sheet Grouping [Table] us-gaap_IncreaseDecreaseDueFromAffiliates Increase in due from affiliate (Decrease) increase in accrued expenses Investment, Identifier [Axis] us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect TOTAL INCREASE (DECREASE) IN CASH Computer Related Services, NEC [Member] Represents computer related services, NEC. Corn [Member] Represents corn. Corrugated and Solid Fiber Boxes [Member] Represents corrugated and solid fiber boxes. Chemicals and Allied Products [Member] Represents chemicals and allied products. Chocolate and Cocoa Products [Member] Represents chocolate and cocoa products. Increase in other payables Freight Transportation Arrangement [Member] Represents freight transportation arrangement. Cotton Ginning [Member] Represents cotton ginning. New Accounting Pronouncements, Policy [Policy Text Block] Dairy Farms [Member] Represents dairy farms. us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations Cash at beginning of period Cash at end of period Electric Services [Member] Represents electric services. Concentration Risk, Credit Risk, Policy [Policy Text Block] trlc_PercentageOfIncentiveFeesOnCapitalGains Percentage of Incentive Fees on Capital Gains The percentage of incentive fees on capital gains. Statement [Table] Motor Vehicle Parts and Accessories [Member] Represents motor vehicle parts and accessories. Hotels and Motels [Member] Represents hotels and motels. Land Subdividers and Developers [Member] Represents land subdividers and developers. Short-Term Business Credit [Member] Represents short-term business credit. Soybeans [Member] Represents soybeans. Management fee payable Management Fee Payable Refuse Systems [Member] Represents refuse systems. Retail Bakeries [Member] Represents retail bakeries. Other Country [Member] Represents other country. Ownership [Axis] Ownership [Domain] Due to affiliates (see Note 5) ASSETS Fees Percentage of investment advisory fees. Statement [Line Items] Participation percentage trlc_InvestmentParticipationPercentage Percentage of participation of investment. Other payables Private Placement [Member] Fair Value Hierarchy and NAV [Axis] Increase in management fee payable Accrued expenses us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) Interest payable Interest Payable Distribution of Assets, Liabilities and Stockholders' Equity [Table] us-gaap_PolicyTextBlockAbstract Accounting Policies us-gaap_DisclosureTextBlockAbstract Notes to Financial Statements us-gaap_TableTextBlock Notes Tables Subsequent Events [Text Block] Concentration Risk Type [Axis] ARGENTINA Related Party [Member] Significant Accounting Policies [Text Block] Summary of Investment Holdings, Schedule of Investments [Table Text Block] Investment Holdings, Schedule of Investments [Table Text Block] BOTSWANA Fair Value, Assets Measured on Recurring Basis [Table Text Block] BRAZIL Concentration Risk Type [Domain] us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue Balance Balance Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] CABO VERDE CAMEROON CHILE Reclassifications Net change in unrealized appreciation (depreciation) Net change in unrealized appreciation (depreciation) Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). Net realized gain (loss) Net realized gain (loss) Amount of realized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). trlc_RepurchaseAgreementsRepurchasePeriod Repurchase Agreements, Repurchase Period (Year) Period in which the asset sold under agreement to repurchase must be repurchased. Statement of Stockholders' Equity [Abstract] Capital Unit, Class A [Member] ECUADOR Statement of Cash Flows [Abstract] Convertible Debt [Member] Equity Components [Axis] trlc_AssetManagementFeePayableQuarterlyPercentage Asset Management Fee Payable, Quarterly Percentage Quarterly percentage of asset management fee payable. Equity Component [Domain] trlc_AssetManagementFeePayableYearlyPercentage Asset Management Fee Payable, Yearly Percentage Yearly percentage of asset management fee payable. Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] trlc_QuarterlyPreferredReturnRate Quarterly Preferred Return Rate The quarterly preferred return rate. Contingencies and Related Parties Disclosure [Text Block] The entire disclosure for contingencies and related parties. Fair Value, Inputs, Level 1 [Member] trlc_RelatedPartyTransactionRenewalPeriods Related Party Transaction, Renewal Periods (Year) The renewal period of related party transaction. trlc_ThresholdForIncreaseInPreincentiveFeePayable Threshold for Increase in Pre-incentive Fee Payable The threshold for increase in pre-incentive fee payable. trlc_PercentageOfIncentiveFees Percentage of Incentive Fees The percentage of incentive fees. INDONESIA trlc_YearlyPreferredReturnRate Yearly Preferred Return Rate The yearly preferred return rate. HONG KONG trlc_MaximumQuarterlyPercentagePreincentiveFeePayableToRelatedParty Maximum Quarterly Percentage, Pre-Incentive Fee, Payable to Related Party The maximum quarterly percentage of pre-incentive fee payable to related party. trlc_MaximumYearlyPercentagePreincentiveFeePayableToRelatedParty Maximum Yearly Percentage, Pre-Incentive Fee, Payable to Related Party The maximum yearly per percentage of pre-incentive fee payable to related party. KENYA Subsequent Event [Table] Sale of Stock [Axis] trlc_DealerManagerFeePercentage Dealer Manager Fee, Percentage Percentage of dealer manager fee. trlc_DealerAndServiceFeesPercentage Dealer and Service Fees, Percentage Percentage of dealer and service fees. trlc_DistributionAndDealerManagerFeePayableCalculatedOnNetAssetValuePerUnitDiscountRate Distribution and Dealer Manager Fee Payable, Calculated on Net Asset Value Per Unit, Discount Rate Discount rate on net asset value per unit used to calculate distribution and dealer manager fee payable. Capital Unit Class A, Capital Unit Class C, Capital Unit Class I, Capital Unit Class W, Capital Unit Class Y, and Capital Unit Class Z [Member] Class A, Class C, class I, class W, Class Y, and Class Z of capital units, which are a type of ownership interest in a corporation. trlc_EstimatedNetAssetsValuePerUnit Estimated Net Assets, Value Per Unit (in dollars per share) The per unit value of estimated net assets. us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterest Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest trlc_UnitsRepurchaseMinimumPeriodHeld Units Repurchase, Minimum Period Held (Year) The minimum period units are held to be part of unit repurchase. trlc_UnitsRepurchaseMaximumPercentageOfOutstandingUnits Units Repurchase, Maximum Percentage of Outstanding Units Maximum percentage of outstanding units that can be repurchased. Industry Sector [Domain] Distributions Disclosure [Text Block] The entire disclosure for distributions. MEXICO us-gaap_PartnersCapitalAccountUnitsTreasury Units purchased (in shares) Fair Value Disclosures [Text Block] Supplemental information Due from affiliates (see Note 5) Accounts Receivable, after Allowance for Credit Loss us-gaap_GainLossOnInvestments Gain (Loss) on Investments NIGERIA Net realized losses on investments Realized Investment Gains (Losses) Net realized loss on investments MALAYSIA NAMIBIA Schedule of Investments [Text Block] NETHERLANDS PERU ROMANIA Net change in accrued distribution and other fees (in dollars per share) Per share or unit amount of change in accrued distribution or other fee charged. SINGAPORE trlc_NetAssetValuePerShareIncludingDeductions Net asset value at end of period (2) Net asset value per share or per unit of investments in certain entities that calculate net asset value per share. Includes, but is not limited to, by unit, membership interest, or other ownership interest. Investment includes, but is not limited to, investment in certain hedge funds, venture capital funds, private equity funds, real estate partnerships or funds. Excludes fair value disclosure and includes deductions. General and administrative expenses Each Subsidiary [Member] Represents each subsidiary. Segment Reporting, Policy [Policy Text Block] Use of Estimates, Policy [Policy Text Block] UGANDA O 2025 A Dividends [Member] Information by distribution of earnings to shareholder. Includes, but is not limited to, distribution paid and declared. Industry Sector [Axis] Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] us-gaap_IncentiveFeeExpense Incentive Fee Expense Class of Stock [Domain] Related and Nonrelated Parties [Axis] IPO [Member] Cash flows from operating activities us-gaap_NetCashProvidedByUsedInOperatingActivities NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES Cash flows from financing activities us-gaap_NetCashProvidedByUsedInFinancingActivities NET CASH USED IN FINANCING ACTIVITIES us-gaap_LiabilityForUncertainTaxPositionsCurrent Liability for Uncertainty in Income Taxes, Current Accounting Policies [Abstract] trlc_InvestmentCompanyDueToAffiliates Investment Company, Due to Affiliates Pertains to the amounts due to affiliates. us-gaap_DistributionMadeToLimitedLiabilityCompanyLLCMemberDistributionsDeclaredPerUnit Distribution Made to Limited Liability Company (LLC) Member, Distributions Declared, Per Unit (in dollars per share) Interest, redemption Redemption rate of interest on investment. Measurement Input Type [Axis] Income Statement [Abstract] us-gaap_DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsPaid Distributions paid to unitholders Measurement Input, Expected Term [Member] Five Largest Investments [Member] Represents the five largest investments. Measurement Input, Discount Rate [Member] NET CHANGE IN NET ASSETS RESULTING FROM OPERATIONS NET CHANGE IN NET ASSETS RESULTING FROM OPERATIONS Measurement Input, Price Volatility [Member] trlc_NetAssets NET ASSETS Amount of net assets. Measurement Input Type [Domain] trlc_PartnersCapitalNet Net assets (equivalent to $5.699 and $5.714, respectively per unit based on total units outstanding of 47,777,406 and 47,777,406, respectively) (see Note 2) Amount of partners capital, net. Measurement Input, Risk Free Interest Rate [Member] Valuation Technique, Option Pricing Model [Member] us-gaap_CostsAndExpenses Total expenses us-gaap_AlternativeInvestmentMeasurementInput Investment, measurement input NET CHANGE IN NET ASSETS Income Tax, Policy [Policy Text Block] Supplemental non-cash information Related and Nonrelated Parties [Domain] Related Party Transaction [Table] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Fair Value Hierarchy and NAV [Domain] Paid-in-kind interest capitalized into investments Amount of paid in kind interest capitalized into investments in noncash transaction. us-gaap_OpenTaxYear Open Tax Year Statement of Financial Position [Abstract] Securities or Other Assets Sold under Agreements to Repurchase [Axis] Repurchase obligation (see Note 5) Assets Sold under Agreements to Repurchase, Carrying Amount Hybrid of Collateral Based or Conversion Approach and Income Approach [Member] Represents hybrid of the collateral based or conversion approach and the income approach. us-gaap_AssetsSoldUnderAgreementsToRepurchaseInterestRate Assets Sold under Agreements to Repurchase, Interest Rate Assets Sold under Agreements to Repurchase, Type [Domain] Asset management fees Investment Advisory Fee Other assets ANALYSIS OF NET ASSETS: Professional fees us-gaap_IncreaseDecreaseInOtherOperatingAssets Decrease in other assets Net assets, per unit (in dollars per share) Net Asset Value Per Share (in dollars per share) Warrant [Member] us-gaap_WarrantsAndRightsOutstanding Warrants and Rights Outstanding Document Type EXPENSES Document Information [Line Items] Document Quarterly Report us-gaap_ConcentrationRiskPercentage1 Concentration Risk, Percentage Document Information [Table] us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment Weighted Average Number of Shares Outstanding, Diluted, Adjustment, Total (in shares) Entity Interactive Data Current Document Transition Report DECREASE FROM DISTRIBUTIONS WEIGHTED AVERAGE UNITS OUTSTANDING - BASIC AND DILUTED (in shares) Net change in unrealized depreciation on investments Unrealized Gain (Loss) on Investments Net change in unrealized depreciation on investments EARNING PER UNIT - BASIC AND DILUTED (in dollars per share) Earnings Per Share, Policy [Policy Text Block] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] us-gaap_OfferingCostsPartnershipInterests Offering Costs, Partnership Interests Offering costs Other Industry [Member] Information pertaining to other industries. Document Fiscal Period Focus Document Fiscal Year Focus Amendment Flag Capital Unit, Class Z [Member] Class Z of capital units, which are a type of ownership interest in a corporation. Capital Unit, Class C [Member] Class C of capital units, which are a type of ownership interest in a corporation. Maturity us-gaap_InvestmentMaturityDate Investment Maturity Date Capital Unit, Class I [Member] Class I of capital units, which are a type of ownership interest in a corporation. Document Period End Date Capital Unit, Class W [Member] Class W of capital units, which are a type of ownership interest in a corporation. Investment [Table Text Block] Capital Unit, Class Y [Member] Class Y of capital units, which are a type of ownership interest in a corporation. Legal Entity [Axis] us-gaap_InterestAndDividendIncomeOperating Total investment income Frozen Fish and Seafood [Member] Represents frozen fish and seafood. Entity File Number Entity Tax Identification Number O 2026 A Dividends [Member] Represents information regarding dividends. trlc_InvestmentsNumberOfEquityInstrumentsHeld Investments, Number of Equity Instruments Held Represents the number of equity instruments held. Entity [Domain] Entity Central Index Key Entity Registrant Name Entity Current Reporting Status Entity Incorporation, State or Country Code Current Fiscal Year End Date Entity Filer Category Entity Shell Company Entity Emerging Growth Company Entity Small Business us-gaap_OperatingIncomeLoss NET INVESTMENT INCOME Investments [Domain] Valuation Approach and Technique [Axis] TriLinc Peru S.A.C. [Member] Represents TriLinc Peru S.A.C. Valuation Approach and Technique [Domain] Valuation, Income Approach [Member] Interest expense Entity Address, State or Province Entity Address, City or Town Interest, default Default rate of interest on investment. Entity Address, Address Line One Participation in Loans [Member] Represents participation in loans. Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] City Area Code Measurement Input, EBITDA Multiple [Member] Unit repurchases payable Amount of unit purchases payable. Accrued distribution and other fees Amount of distribution and other fee payable. Local Phone Number Entity Address, Postal Zip Code Class of Stock [Axis] Board of managers fees Amount of expense for board of managers fees. Revenue [Policy Text Block] Related Party Transaction [Domain] Entity Common Stock, Shares Outstanding Related Party Transaction [Axis] Net capital paid on units trlc_PaymentsForRepurchaseOfCapitalUnits Repurchase of units Amount of cash outflow for repurchase of capital units. Members' Equity Notes Disclosure [Text Block] TRG Management LP [Member] Disclosure of the party with whom the arrangement was entered into. Capital Units by Class [Axis] Origin Capital Limited [Member] Disclosure of the party with whom the arrangement was entered into. Capital Unit, Class [Domain] Summary Investment Holdings, Asset Management Arrangement [Table Text Block] Tabular disclosure of contractual agreement in which asset, held for investment purpose, is managed by another party. Includes, but is not limited to, investment advisory, distribution and servicing, and fee. (Decrease) in payables from unsettled transactions The amount of increase (decrease) in the amount of unsettled transactions payable. Senior Secured Term Loan Participations [Member] Represents senior secured term loan participations. Asset Management Arrangement, Sub-advisor [Member] Contractual agreement in which asset, held for investment purpose, is managed by another party. Includes, but is not limited to, investment advisory, distribution and servicing, and fee. Payables from unsettled transactions The amount of unsettled transactions payable, current and noncurrent. Change in accrual of distribution and other fees trlc_ChangeInAccrualOfDistributionAndOtherFees Amount of change in distribution and other fees in noncash transaction. Payables from Unsettled Transactions [Policy Text Block] The policy on unsettled transaction payables. Scenario [Axis] us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements Proceeds from disposition and paydowns of investments Towing And Tugboat Service [Member] Represents towing and tugboat service. Scenario [Domain] Equity, Capital Unit or Share [Table] Net change in unrealized depreciation on investments (in dollars per share) Per share or unit amount of unrealized gain (loss) on investment. Units outstanding (in shares) Units Outstanding at end of period (in shares) Units outstanding (in shares) us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases Purchases Interest from cash Interest income The aggregate interest and fee income (loss) generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases. Senior Secured Term Loan [Member] Represents senior secured term loan. Coal and Other Minerals and Ores [Member] Represents coal and other minerals and ores. Basis of Accounting, Policy [Policy Text Block] TriLinc Global LLC [Member] Represents TriLinc Global LLC. Sale of Stock [Domain] TriLinc Advisors LLC [Member] Represents TriLinc Advisors LLC. trlc_ImpactInvestmentsInSMEsNumberOfEmployees Impact Investments in SMEs, Maximum Number of Employees The maximum number of employees in SMEs, or Small and Medium Enterprises. us-gaap_Assets Total assets Cash and Cash Equivalents, Policy [Policy Text Block] Cash Measurement Input, Collateral Coverage Ratio [Member] Represents the collateral coverage ratio. Other income trlc_DistributionFeePerAnnumPercentageOfEstimatedValuePerShare Distribution Fee, Per Annum, Percentage of Estimated Value Per Share The percentage of estimated value per share to be paid each year for distribution fee. Geographical [Domain] trlc_SellingCompensationPercentageOfGrossProceedsFromOffering Selling Compensation, Percentage of Gross Proceeds From Offering The percentage of gross proceeds from offering to be paid as selling compensation. Other Investment Companies [Member] Geographical [Axis] trlc_EquityOfferingMaximumUnitsAmount Equity Offering, Maximum Units Amount Maximum amount of units to be sold in equity offering. trlc_EquityOfferingMinimumUnitRequirement Equity Offering, Minimum Unit Requirement The minimum unit requirement of equity offering. Distribution Reinvestment Plan [Member] Represents the Distribution Reinvestment Plan (DRP). trlc_DealerManagementFeePayable Dealer Management Fee Payable Amount of dealer management fee payable. Investments, fair value Investment Owned, Fair Value Capital Unit Class I and Capital Unit Class W [Member] Class I and class W of capital units, which are a type of ownership interest in a corporation. trlc_DealerManagerFeePayablePeriodMaximum Dealer Manager Fee Payable, Period, Maximum (Year) The maximum period for dealer management fee payable. trlc_ServiceFeePayablePeriodMaximum Service Fee Payable, Period, Maximum (Year) The maximum period for service fee payable. Capital Unit Class C, Capital Unit Class I and Capital Unit Class W [Member] Class C, class I, and class W of capital units, which are a type of ownership interest in a corporation. trlc_DistributionDealerManagerAndServiceFeesPayable Distribution, Dealer Manager and Service Fees Payable Amount of distribution, dealer manager and service fees payable. CEECAT Capital Limited & CCL Investments SARL [Member] Represents information pertaining to CEECAT Capital Limited & CCL Investments SARL. trlc_ReimbursableOfferingCostsMaximumPercentageOfGrossOfferingProceeds Reimbursable Offering Costs, Maximum Percentage of Gross Offering Proceeds The maximum percentage of gross offering proceeds for reimbursable costs incurred in connection with the offering. trlc_NonExistenceLoanParticipationAmount Non Existence Loan Participation Amount Amount of non existence loan participation. Investment Company, Financial Highlights [Text Block] Investment Holdings [Table] Other Significant Noncash Transactions [Table] trlc_NumberOfInvestmentLoans Number of Investment Loans The number of investment loans. Investment Company, Financial Highlights [Table Text Block] Largest Loan by Value [Member] Represents largest loan by value. Investment Concentration [Member] Represents investment concentration. trlc_NumberOfWatchListInvestments Number of Watch List Investments The number of watch list investments. Proceeds from disposition and paydowns of investments International Investment Group LLC [Member] Represents International Investment Group LLC. Change in accrual of distribution and other fees Amount of increase (decrease) to partners' capital account due to distribution and other fees. Sub Advisory Agreement [Member] Represents sub advisory agreement. Distribution and Ongoing Dealer Manager and Services Fees Policy [Policy Text Block] Disclosure of accounting policy for distribution and ongoing dealer manager and services fees. us-gaap_InvestmentCompanyDistributionToShareholdersPerShare Distributions (in dollars per share) Net Asset Value Policy [Policy Text Block] Disclosure of accounting policy for net asset value. Organization and Offering Costs Policy [Policy Text Block] Disclosure of accounting policy for organization and offering costs. Investment Type [Axis] us-gaap_AssetsNet NET ASSETS Net assets at beginning of period Net assets at end of period us-gaap_InvestmentCompanyInvestmentIncomeLossFromOperationsPerShare Net increase in net assets resulting from operations (in dollars per share) Investment Portfolio [Member] Represents investment portfolio. NET INVESTMENT INCOME PER UNIT - BASIC AND DILUTED (in dollars per share) Net investment income (in dollars per share) Five Largest Loans by Value [Member] Represents the five largest loan by value. Principal amount Principal amount Net Gains (Losses) From Investment Activities Policy [Policy Text Block] Disclosure for accounting policy for net gains (losses) from investment activities. Investment Company, Financial Highlights [Table] Investment, amortized cost Amortized cost Payment in Kind Interest Policy [Policy Text Block] Disclosure of accounting policy for payment in kind interest. Approximate [Member] Represents approximate. Total return based on net asset value Percentage of total investments Percentage of total investments owned. Interest receivable Interest Receivable Investment Income [Table] Net assets us-gaap_PartnersCapital trlc_WeightedAverageUnitsOutstanding Weighted Average Units Outstanding (in shares) Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Risk and Uncertainties Policy [Policy Text Block] Disclosure of accounting policy for risks and uncertainties. Cash paid for interest during the period Ratio of net investment income to average net assets trlc_TradeFinanceTransactionsPeriod Trade Finance Transactions, Period (Day) The period of trade finance transactions. Dividend Reinvestment Plan [Member] Represents the Dividend Reinvestment Plan. trlc_TradeFinanceTransactionsMaturityPeriod Trade Finance Transactions, Maturity Period (Year) Period of maturity for trade finance transactions. Ratio/Supplemental data (annualized) (3): Net decrease from capital transactions Ratio of total expenses to average net assets us-gaap_PartnersCapitalAccountDistributions Distributions to unitholders Schedule of Capital Units [Table Text Block] Partner Capital Components [Axis] us-gaap_PartnersCapitalAccountSaleOfUnits Partners' Capital Account, Sale of Units Partner Capital Components [Domain] Net asset value at beginning of period (in dollars per share) Net asset value per share or per unit of investments in certain entities that calculate net asset value per share. Includes, but is not limited to, by unit, membership interest, or other ownership interest. Investment includes, but is not limited to, investment in certain hedge funds, venture capital funds, private equity funds, real estate partnerships or funds. Excludes fair value disclosure. us-gaap_PartnersCapitalAccountPublicSaleOfUnits Partners' Capital Account, Public Sale of Units Units issued (in shares) DECREASE FROM CAPITAL TRANSACTIONS Units exchanged (in shares) us-gaap_PartnersCapitalAccountTreasuryUnitsPurchases Partners' Capital Account, Treasury Units, Purchased us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering Partners' Capital Account, Units, Sold in Public Offering (in shares) Interest Receivable [Member] Represents concentration risk related to interest receivable. Investment, Issuer Name [Axis] Investment, Issuer Name [Domain] Concentration Risk Benchmark [Axis] Nature of Operation, Product Information, Concentration of Risk [Table] Concentration Risk Benchmark [Domain] One Investment [Member] Represents one investment. trlc_InterestIncomeIncludingCashAndPaidInKindInterestTotal Interest Income, Including Cash and Paid In Kind Interest, Total Represents the total amount of interest income, including cash and paid-in kind interest. ecd_Rule10b51ArrTrmntdFlag Rule 10b5-1 Arrangement Terminated [Flag] ecd_Rule10b51ArrAdoptedFlag Rule 10b5-1 Arrangement Adopted [Flag] Interest, cash trlc_PolicyTable Commitments and Contingencies (see Note 5) Summary Investment Holdings [Table Text Block] Interest, PIK Interest, PIK