Document And Entity Information Statistical Measurement [Axis] Note To Financial Statement Details Textual Private Offering [Member] Relating to private offering. Significant Accounting Policies Note 2 - Summary of Significant Accounting Policies Income tax expense ecd_NonRule10b51ArrTrmntdFlag Non-Rule 10b5-1 Arrangement Terminated [Flag] Note 3 - Residential Mortgage Loans - at Fair Value ecd_NonRule10b51ArrAdoptedFlag Non-Rule 10b5-1 Arrangement Adopted [Flag] Note 4 - Financing Arrangements Trading Arrangements, by Individual [Table] Note 5 - Derivative Financial Instruments Material Terms of Trading Arrangement [Text Block] Note 6 - Fair Value Measurement Note 7 - Related Party Arrangements Note 8 - Variable Interest Entity Note 10 - Equity Note 11 - Concentration of Risk Note 12 - Subsequent Events Minimum [Member] Note 2 - Summary of Significant Accounting Policies - Unrealized Gain (Loss) (Details) Statistical Measurement [Domain] Note 2 - Summary of Significant Accounting Policies - Schedule of Accounts Receivable (Details) Mortgage servicing rights investments - at fair value Maximum [Member] Note 3 - Residential Mortgage Loans - at Fair Value - Schedule of Residential Mortgage Loans (Details) Note 3 - Residential Mortgage Loans - at Fair Value - Loans Past Due (Details) Note 4 - Financing Arrangements - Schedule of Repurchase Agreement (Details) Note 4 - Financing Arrangements - Schedule of Repurchase Agreement (Details) (Parentheticals) Note 5 - Derivative Financial Instruments - Schedule of Derivatives (Details) us-gaap_IncreaseDecreaseInAccountsReceivable Increase in receivables Note 5 - Derivative Financial Instruments - Schedule of Derivative Gain (Loss) (Details) Increase in accounts payable and accrued liabilities us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities Note 6 - Fair Value Measurement - Schedule of Financial Assets and Liabilities at Fair Value (Details) Exposure Note 6 - Fair Value Measurement - Reconciliation of Level 3 Inputs (Details) Note 6 - Fair Value Measurement - Unobservable Inputs (Details) Note 7 - Related Party Arrangements - Schedule of Related Party Arrangements (Details) Note 8 - Variable Interest Entity - Assets to Settle Variable Interest Entities (Details) Note 10 - Equity - Schedule of Stock (Details) Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Note 11 - Concentration of Risk - Schedule of Concentration of Risk (Details) Note 12 - Subsequent Events - Schedule of Stock Offerings (Details) Notes To Financial Statements Notes To Financial Statements [Abstract] Counterparty Name [Axis] Organization expense Organizational Cost, Expense us-gaap_Dividends Dividends Distributions declared (1) Prepaids and other assets Securities Sold under Agreements to Repurchase [Member] Asset Pledged as Collateral [Member] Weighted Average [Member] Counterparty Name [Domain] us-gaap_SharesOutstanding Balance (in shares) Balance (in shares) Adjustments to reconcile net income to net cash used in operating activities: Preferred stock, $0.001 par value, 100,000,000 shares authorized and unissued us-gaap_Liabilities Total liabilities Liabilities: us-gaap_LiabilitiesAndStockholdersEquity Total liabilities and stockholders’ equity Pledged Status [Domain] Pledged Status [Axis] us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets Increase in prepaid and other assets Subsequent Event [Member] Net change in: Variable Interest Entity Disclosure [Text Block] Preferred stock, authorized (in shares) Preferred Stock, Shares Authorized (in shares) Fair Value, by Balance Sheet Grouping [Table] Preferred stock, par value (in dollars per share) us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect Net increase in cash New Accounting Pronouncements, Policy [Policy Text Block] us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations Cash, beginning of period Cash, end of period Concentration Risk, Credit Risk, Policy [Policy Text Block] Statement [Table] us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent Increase in due from related parties Credit Facility [Axis] Credit Facility [Domain] Revolving Credit Facility [Member] Basis spread Debt Instrument, Basis Spread on Variable Rate Mortgage servicing rights investments, at fair value Mortgage servicing rights investments, at fair value Residential mortgage loans, at fair value Residential mortgage loans, at fair value us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity Line of Credit Facility, Maximum Borrowing Capacity Line of Credit Facility, Lender [Domain] Derivative liabilities Derivative Liability Lender Name [Axis] Nature of Operations [Text Block] Financing Receivable, Past Due [Table Text Block] us-gaap_LineOfCredit Long-Term Line of Credit us-gaap_LegalFees Legal Fees Consolidated Entities [Axis] Consolidated Entities [Domain] Accounts payable and accrued liabilities Asset Class [Axis] us-gaap_AccountsPayableCurrentAndNoncurrent Due to related parties cnls_PolicyTable ASSETS Nature of Expense [Axis] Commitments and Contingencies Disclosure [Text Block] Statement [Line Items] Fair Value Hierarchy and NAV [Axis] Common stock, issued (in shares) Common stock, outstanding (in shares) Common stock, authorized (in shares) Common Stock, Shares Authorized (in shares) Common stock Total shares issued, net Private offering, net Proceeds from Issuance of Common Stock Short-Term Debt, Type [Domain] us-gaap_PolicyTextBlockAbstract Accounting Policies us-gaap_DisclosureTextBlockAbstract Notes to Financial Statements us-gaap_TableTextBlock Notes Tables Borrowings under line of credit Proceeds from Lines of Credit Short-Term Debt, Type [Axis] Concentration Risk [Table] Subsequent Events [Text Block] Concentration Risk Type [Axis] Concentration Risk Disclosure [Text Block] Related Party [Member] Significant Accounting Policies [Text Block] Schedule of Related Party Transactions [Table Text Block] Unconditional Purchase Obligation, Category of Goods or Services Acquired [Domain] Concentration Risk Type [Domain] us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue Fair value balance Fair value balance Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Loans Receivable [Member] us-gaap_PaymentsOfFinancingCosts Deferred financing costs cnls_LineOfCreditFacilityAdditionalCreditExtendedForLiquidityCovenants Line of Credit Facility, Additional Credit Extended for Liquidity Covenants The amount of additional credit extended for liquidity covenant. cnls_DebtGuaranteePercentRequiredToFundInEventOfCovenantBreach Debt Guarantee, Percent Required to Fund in Event of Covenant Breach The percent of the debt guarantee that must be funded in the event the covenant is breached. Statement of Stockholders' Equity [Abstract] Statement of Cash Flows [Abstract] Bungalow Group Loan [Member] Bungalow Group Loan cnls_DebtGuaranteeOwed Debt Guarantee, Owed The amount owed on the debt guarantee. Guarantee to Bungalow Group [Member] Guarantee to Bungalow Group Stockholders’ equity: Equity Components [Axis] Sales load Payments of Stock Issuance Costs Offering costs paid in connection with issuance of common stock Equity Component [Domain] Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 3 [Member] cnls_SharesOwnedByCounterparty Shares Owned by Counterparty (in shares) The number of shares owned by the counterparty. Equity [Text Block] CALIFORNIA Fair Value, Inputs, Level 1 [Member] Additional Paid-in Capital [Member] Retained Earnings [Member] KANSAS FLORIDA Financial Asset, Aging [Axis] Subsequent Event Type [Domain] Subsequent Event [Table] Subsequent Event Type [Axis] Financial Asset, Aging [Domain] Sale of Stock [Axis] Financial Asset, Equal to or Greater than 90 Days Past Due [Member] Fair Value Disclosures [Text Block] Fair Value, by Balance Sheet Grouping [Table Text Block] Supplemental disclosure of cash flow information and non-cash investing activities: Receivables Total accounts receivable Collateral Held [Domain] Collateral Held [Axis] Other Commitments [Table] us-gaap_PaymentsToAcquireLoansReceivable Payments to Acquire Loans Receivable Purchases of residential mortgage loans Other Commitments [Axis] Other Commitments [Domain] General and administrative us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest Income Before Income Tax Expense Interest Income, net: Additional paid-in capital, in excess of par Debt Disclosure [Text Block] Segment Reporting, Policy [Policy Text Block] Use of Estimates, Policy [Policy Text Block] Unrealized Gain (Loss) on Investments [Table Text Block] Private offering, gross Stock Issued During Period, Value, New Issues us-gaap_DebtInstrumentCarryingAmount Long-Term Debt, Gross Distribution reinvestment, net Stock Issued During Period, Value, Dividend Reinvestment Plan Principal us-gaap_DebtInstrumentFaceAmount Schedule of Debt [Table Text Block] us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1 Financing Receivable, Modified, Subsequent Default Geographic Concentration Risk [Member] us-gaap_DebtInstrumentFeeAmount Debt Instrument, Fee Amount Private offering, shares (in shares) Stock Issued During Period, Shares, New Issues (in shares) Debt Instrument, Name [Domain] Distribution reinvestment, shares (in shares) Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] us-gaap_DebtInstrumentInterestRateEffectivePercentage Weighted average interest rate Class of Stock [Domain] Related and Nonrelated Parties [Axis] Schedule of Long-Term Debt Instruments [Table] Debt Instrument [Axis] Operating Activities: Unrealized gain on interest rate futures Investing Activities: us-gaap_NetCashProvidedByUsedInOperatingActivities Net cash used in operating activities Financing Activities: us-gaap_NetCashProvidedByUsedInInvestingActivities Net cash used in investing activities Offering Price, Per Share (in dollars per share) us-gaap_NetCashProvidedByUsedInFinancingActivities Net cash provided by financing activities Position [Axis] Stockholders' Equity, Policy [Policy Text Block] Position [Domain] Fair value, assets Total assets, at fair value Total shares issued (in shares) Long [Member] Short [Member] Unrecorded Unconditional Purchase Obligation by Category of Item Purchased [Axis] Accounting Policies [Abstract] Accounts Receivable [Policy Text Block] Measurement Input Type [Axis] us-gaap_ReceivableWithImputedInterestFaceAmount Principal Income Statement [Abstract] us-gaap_ReceivableWithImputedInterestNetAmount Fair value us-gaap_ReceivableWithImputedInterestEffectiveYieldInterestRate Weighted average interest rate Measurement Input, Expected Term [Member] Measurement Input, Discount Rate [Member] Measurement Input, Default Rate [Member] Net income Net Income Measurement Input, Prepayment Rate [Member] Realized gain on residential mortgage loans Net realized gain on residential mortgage loans Amortization of deferred financing costs Valuation Technique, Discounted Cash Flow [Member] us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts Offering costs Common Class A [Member] Measurement Input Type [Domain] us-gaap_InterestIncomeExpenseNet Net Interest Income Accounting Standards Update and Change in Accounting Principle [Table] Income Tax, Policy [Policy Text Block] us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount Unrecorded Unconditional Purchase Obligation Related party transactions Related and Nonrelated Parties [Domain] Deferred financing costs Related Party Transaction [Table] Related Party Transactions Disclosure [Text Block] us-gaap_OtherAssetsFairValueDisclosure Other assets, at fair value (1) Fair Value Hierarchy and NAV [Domain] us-gaap_RepaymentsOfLinesOfCredit Repayments of Lines of Credit Repayments of line of credit Other Income, net: Statement of Financial Position [Abstract] us-gaap_NonoperatingIncomeExpense Other Income, net Schedule of Variable Interest Entities [Table Text Block] Net change in fair value us-gaap_AssetsSoldUnderAgreementsToRepurchaseCarryingAmounts Assets Sold under Agreements to Repurchase, Carrying Amount Investment expenses Variable Interest Entity, Primary Beneficiary [Member] Director fees and expenses Variable Interest Entity [Table] Proceeds from residential mortgage loans Unpaid principal balance Represents the unpaid principal balance on commercial and consumer mortgage loans on real estate. Professional services Custodian fees Investing in securities using a repurchase agreement Represents the cash flow effect of securities subject to repurchase agreement. Unrealized gain on residential mortgage loans, mortgage servicing rights investments and derivatives, net Net unrealized gain on residential mortgage loans, mortgage servicing rights investments and derivative contracts Total unrealized gain on residential mortgage loans, mortgage servicing rights investments and derivatives, net Represents the amount of unrealized gain (loss) on investments and derivatives classified as nonoperating and before income taxes. us-gaap_NoninterestExpenseOfferingCost Offering Cost, Expense Other expenses Document Type Principal receivable Carrying amount as of the balance sheet of principal receivable. Operating Expenses: Document Information [Line Items] Document Quarterly Report Concentration Document Information [Table] Repurchase and Resale Agreements Policy [Policy Text Block] us-gaap_PaymentsToAcquireMortgageServicingRightsMSR Payments to Acquire Mortgage Servicing Rights (MSR) Purchases of mortgage servicing rights investments RCRED NES [Member] Represents RCRED NES. Schedule of Common Stock Outstanding Roll Forward [Table Text Block] Entity Interactive Data Current Schedule of Accounts Receivable [Table Text Block] Tabular disclosure of accounts receivable. Mortgage Servicing Rights [Member] Represents Mortgage Servicing Rights. Document Transition Report us-gaap_OperatingExpenses Operating Expenses Mortgage Loans Unpaid Principal Balance [Member] Represents Mortgage Loans Unpaid Principal Balance. Earnings per common share Weighted average number of shares outstanding (in shares) Unrealized loss on mortgage servicing rights investments Derivative Instrument [Axis] Fair Value Earnings per common share (in dollars per share) Mortgage Servicing Rights Investment [Member] Represents Mortgage Servicing Rights Investment. Earnings Per Share, Policy [Policy Text Block] Document Fiscal Period Focus Pledging Purpose [Axis] Document Fiscal Year Focus Investment, Name [Domain] Pledging Purpose [Domain] Amendment Flag Financing Receivables [Text Block] Common Stock [Member] Net discount on mortgage loans purchased Income from mortgage servicing rights investments Document Period End Date Legal Entity [Axis] Interest income Entity File Number Entity Tax Identification Number Amounts incurred but not paid (including amounts due to related parties): Entity [Domain] Entity Central Index Key Entity Registrant Name Entity Current Reporting Status Net gains (losses) Entity Incorporation, State or Country Code Current Fiscal Year End Date Entity Ex Transition Period Fair Value Measurement, Policy [Policy Text Block] Entity Filer Category Entity Shell Company Entity Emerging Growth Company Entity Small Business Number of contracts Valuation Approach and Technique [Axis] Cash Cash Derivative assets Derivative Asset Derivative Instruments and Hedging Activities Disclosure [Text Block] Valuation Approach and Technique [Domain] Entity Address, State or Province Entity Address, City or Town Retained earnings Interest expense Entity Address, Address Line One City Area Code Local Phone Number Entity Address, Postal Zip Code Derivative [Table] Class of Stock [Axis] Revenue [Policy Text Block] Related Party Transaction [Domain] Entity Common Stock, Shares Outstanding Related Party Transaction [Axis] Interest Rate Contract [Member] Weighted average number of shares of common stock outstanding (basic and diluted) us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements Principal repayment us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales Disposals Additions Derivative Instruments, Gain (Loss) [Table Text Block] Mortgage servicing rights investments - at fair value us-gaap_ServicingAsset Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share (in dollars per share) Investment, Name [Axis] Derivative Instruments, Gain (Loss) [Table] Expense support Represents the amount of expense support during the period. cnls_OperatingExpensesNetOfSupport Net Expenses Represents the amount of operating expenses net of expense support. Derivative Contract [Domain] Total return incentive fees Represents the amount of return incentive fees incurred during the period. Base management fees Represents the amount of base management fees incurred during the period. Common Class E [Member] Relating to common class E stock. Common Class FA [Member] Relating to Common Class FA. Organization and Offering Expenses [Policy Text Block] The disclosure of the company's policy regarding organization and offering expenses. Sale of Stock [Domain] Change in fair value Represents the amount of unrealized gain (loss) on financing receivables during the period. Advisor [Member] Relating to advisor. Sub-Advisor [Member] Relating to Sub-Advisor. us-gaap_Assets Total assets Proceeds from investments sold under agreement to repurchase Proceeds from in Securities Sold under Agreements to Repurchase The cash inflow from investments sold under the agreement to repurchase such investment. Cash and Cash Equivalents, Policy [Policy Text Block] Accrued but unpaid offering costs Future cash outflow to pay for organizational costs that have occurred. Deferred Charges, Policy [Policy Text Block] Net amortization of discounts on residential mortgage loans The periodic amortization of discounts on mortgage loans, net of reversals. cnls_PaymentsForInSecuritiesSoldUnderAgreementsToRepurchase Principal payments on repurchase agreement The cash outflow from investments sold under the agreement to repurchase such investment. Deferred Costs [Member] Relating to deferred costs. cnls_RepurchaseAgreementGuarantyCashLiquidity Repurchase Agreement, Guaranty, Cash Liquidity Represents the guaranty that cash liquidity will not fall below a set amount as part of a repurchase agreement. Loan Agreement [Member] Relating to loan agreement. Geographical [Domain] Commitment Fee [Member] Relating to a commitment fee. Geographical [Axis] cnls_DebtInstrumentCovenantBorrowingBasePercentageOfEscrowAccount Debt Instrument, Covenant, Borrowing Base, Percentage of Escrow Account Represents the percentage of escrow account that makes up the borrowing base as part of a debt covenant. Valley National Bank [Member] Relating to Valley National Bank. Weighted average interest rate Represents the weighted average interest rate of financing receivables. Weighted average remaining contractual maturity (years) (Year) Represents the weighted average contractual maturity of financing receivables. Acquisition cost Repurchase Agreement [Member] Relating to repurchase agreement. Common Class D [Member] Relating to Common Class D. Common Class I [Member] Relating to Common Class I. Residential mortgage loans, at fair value, measurement input Value of input used to measure notes receivable. Common Class T [Member] Relating to Common Class T. Number of mortgage loans 90 or more days past due Mortgage servicing rights investments, at fair value, measurement input Value of input used to measure investments. Due from related parties Other receivables Discount amortization, net Amount of amortization of 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. Investment Holdings [Table] Schedule of Derivative Instruments [Table Text Block] Asset Class [Domain] Accounts and Financing Receivables [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Consolidation, Policy [Policy Text Block] Interest receivable Selling Commissions, Per Share (in dollars per share) Represents the amount of commissions per share for shares issued. Cash paid for interest Dealer Manager Fees, Per Share (in dollars per share) Represents the amount of manager fees per share of shares issued. Interim Period, Costs Not Allocable [Domain] cnls_ReturnIncentiveFeeHighWaterMark Return Incentive Fee, High Water Mark (in dollars per share) Represents the high water mark for calculation of return incentive fees. Repurchase agreement, net of deferred financing costs of $356,856 (Note 4) cnls_RelatedPartyFeeRate Related Party, Fee Rate Represents the fee rate for a related party transaction. cnls_ReturnIncentiveFeesAnnualPreferredReturnThreshold Return Incentive Fees, Annual Preferred Return Threshold Represents the percentage of annual return that acts as a threshold for return incentive fees. cnls_ReturnIncentiveFeesPayableRate Return Incentive Fees, Payable Rate Represents the payable rate on return incentive fees. cnls_ManagementFeeAnnualRate Management Fee, Annual Rate Represents the annual rate on a management fee. cnls_EquityArrangementOrganizationAndOfferingCostLimitationPercentageOfGrossProceeds Equity Arrangement, Organization and Offering Cost Limitation, Percentage of Gross Proceeds Represents the percentage of gross proceeds from an offering that acts as the limitation on organization and offering cost expenses. Founder Shares [Member] Relating to founder shares. PRP Advisors LLC [Member] Relating to PRP Advisors LLC. Schedule of Stock by Class [Table Text Block] Waiving of Fees [Member] Relating to the waiving of fees. us-gaap_StockholdersEquity Total stockholders’ equity Balance Balance Non-Founder Shares [Member] Relating to non-founder shares. Bungalow [Member] Relating to Bungalow. Balbec Capital Holdings, L.P. [Member] Relating to Balbec Capital Holdings, L.P. Advisor and Subadvisor [Member] Relating to the advisor and subadvisor. Expense Support [Member] Relating to expense support. Base Management Fees [Member] Relating to base management fees. us-gaap_PaymentsOfDividends Distributions paid, net of distributions reinvested Total Return Incentive Fees [Member] Relating to total return incentive fees. Organization Reimbursement [Member] Relating to organization reimbursement. Offering Reimbursement [Member] Relating to offering reimbursement. Administrative Services Fees [Member] Relating to administrative services fees. Stock, Class of Stock [Table] Master Servicing Fees [Member] Relating to master servicing fees. Concentration Risk Benchmark [Axis] Organization and Offering Expenses [Member] Relating to organization and offering expenses. Nature of Operation, Product Information, Concentration of Risk [Table] Concentration Risk Benchmark [Domain] Due to Advisor [Member] Relating to due to advisor. Due From Affiliate [Member] Relating to due from affiliate. Due From Advisor [Member] Relating to due from advisor. Operating Services [Member] Relating to operating services. Due from related parties Due from related parties, net Represents the amount of related party receivable, net of payables. Operating, Administrative, and Compliance Services [Member] Relating to operating, administrative, and compliance services. ecd_Rule10b51ArrTrmntdFlag Rule 10b5-1 Arrangement Terminated [Flag] ecd_Rule10b51ArrAdoptedFlag Rule 10b5-1 Arrangement Adopted [Flag] Barclays Bank PLC [Member] Relating to Barclays Bank PLC. Residential Mortgage Loans [Member] Relating to residential mortgage loans. Commitments and contingencies (Note 9)