3.22.1 html 255 477 1 false 102 0 false 12 false false R1.htm 100000 - Document - Document and Entity Information Sheet http://www.lmfunding.com/20211231/taxonomy/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 100010 - Statement - Consolidated Balance Sheets Sheet http://www.lmfunding.com/20211231/taxonomy/role/StatementConsolidatedBalanceSheets Consolidated Balance Sheets Statements 2 false false R3.htm 100020 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.lmfunding.com/20211231/taxonomy/role/StatementConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 100030 - Statement - Consolidated Statements of Operations Sheet http://www.lmfunding.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfOperations Consolidated Statements of Operations Statements 4 false false R5.htm 100040 - Statement - Consolidated Statements of Changes in Stockholders' Equity Sheet http://www.lmfunding.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInStockholdersEquity Consolidated Statements of Changes in Stockholders' Equity Statements 5 false false R6.htm 100050 - Statement - Consolidated Statements of Cash Flows Sheet http://www.lmfunding.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfCashFlows Consolidated Statements of Cash Flows Statements 6 false false R7.htm 100060 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 7 false false R8.htm 100070 - Disclosure - Finance Receivables - Original Product Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesOriginalProduct Finance Receivables - Original Product Notes 8 false false R9.htm 100080 - Disclosure - Finance Receivables - Special Product (New Neighbor Guaranty program) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesSpecialProductNewNeighborGuarantyProgram Finance Receivables - Special Product (New Neighbor Guaranty program) Notes 9 false false R10.htm 100090 - Disclosure - New Neighbor Guaranty Allowance for Credit Losses Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureNewNeighborGuarantyAllowanceForCreditLosses New Neighbor Guaranty Allowance for Credit Losses Notes 10 false false R11.htm 100100 - Disclosure - Investments Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestments Investments Notes 11 false false R12.htm 100110 - Disclosure - Real Estate Assets Owned Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureRealEstateAssetsOwned Real Estate Assets Owned Notes 12 false false R13.htm 100120 - Disclosure - Deposit on Mining Equipment Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDepositOnMiningEquipment Deposit on Mining Equipment Notes 13 false false R14.htm 100130 - Disclosure - Debt and Other Financing Arrangements Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDebtAndOtherFinancingArrangements Debt and Other Financing Arrangements Notes 14 false false R15.htm 100140 - Disclosure - Commitments and Contingencies Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureCommitmentsAndContingencies Commitments and Contingencies Notes 15 false false R16.htm 100150 - Disclosure - Income Taxes Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureIncomeTaxes Income Taxes Notes 16 false false R17.htm 100160 - Disclosure - Stockholders' Equity Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureStockholdersEquity Stockholders' Equity Notes 17 false false R18.htm 100170 - Disclosure - Related Party Transactions Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureRelatedPartyTransactions Related Party Transactions Notes 18 false false R19.htm 100180 - Disclosure - Investment in Note Receivable - Related Party Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestmentInNoteReceivableRelatedParty Investment in Note Receivable - Related Party Notes 19 false false R20.htm 100190 - Disclosure - Discontinued Operations Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDiscontinuedOperations Discontinued Operations Notes 20 false false R21.htm 100200 - Disclosure - Subsequent Events Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureSubsequentEvents Subsequent Events Notes 21 false false R22.htm 100210 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.lmfunding.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies 22 false false R23.htm 100220 - Disclosure - Summary of Significant Accounting Policies (Tables) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesTables Summary of Significant Accounting Policies (Tables) Tables http://www.lmfunding.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies 23 false false R24.htm 100230 - Disclosure - Finance Receivables - Original Product (Tables) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesOriginalProductTables Finance Receivables - Original Product (Tables) Tables http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesOriginalProduct 24 false false R25.htm 100240 - Disclosure - Finance Receivables - Special Product (New Neighbor Guaranty program) (Tables) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesSpecialProductNewNeighborGuarantyProgramTables Finance Receivables - Special Product (New Neighbor Guaranty program) (Tables) Tables http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesSpecialProductNewNeighborGuarantyProgram 25 false false R26.htm 100250 - Disclosure - Investments (Tables) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestmentsTables Investments (Tables) Tables http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestments 26 false false R27.htm 100260 - Disclosure - Debt and Other Financing Arrangements (Tables) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDebtAndOtherFinancingArrangementsTables Debt and Other Financing Arrangements (Tables) Tables http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDebtAndOtherFinancingArrangements 27 false false R28.htm 100270 - Disclosure - Commitments and Contingencies (Tables) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureCommitmentsAndContingenciesTables Commitments and Contingencies (Tables) Tables http://www.lmfunding.com/20211231/taxonomy/role/DisclosureCommitmentsAndContingencies 28 false false R29.htm 100280 - Disclosure - Income Taxes (Tables) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureIncomeTaxesTables Income Taxes (Tables) Tables http://www.lmfunding.com/20211231/taxonomy/role/DisclosureIncomeTaxes 29 false false R30.htm 100290 - Disclosure - Stockholders' Equity (Tables) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureStockholdersEquityTables Stockholders' Equity (Tables) Tables http://www.lmfunding.com/20211231/taxonomy/role/DisclosureStockholdersEquity 30 false false R31.htm 100300 - Disclosure - Discontinued Operations (Tables) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDiscontinuedOperationsTables Discontinued Operations (Tables) Tables http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDiscontinuedOperations 31 false false R32.htm 100310 - Disclosure - Summary of Significant Accounting Policies - Additional information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail Summary of Significant Accounting Policies - Additional information (Detail) Details 32 false false R33.htm 100320 - Disclosure - Summary of Significant Accounting Policies - Summary of Anti-dilutive Stock Based Compensation Awards and Convertible Notes (Detail) Notes http://www.lmfunding.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesSummaryOfAntiDilutiveStockBasedCompensationAwardsAndConvertibleNotesDetail Summary of Significant Accounting Policies - Summary of Anti-dilutive Stock Based Compensation Awards and Convertible Notes (Detail) Details 33 false false R34.htm 100330 - Disclosure - Finance Receivables - Original Product - Schedule of Finance Receivables for Original Product (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesOriginalProductScheduleOfFinanceReceivablesForOriginalProductDetail Finance Receivables - Original Product - Schedule of Finance Receivables for Original Product (Detail) Details 34 false false R35.htm 100340 - Disclosure - Finance Receivables - Special Product (New Neighbor Guaranty program) - Additional Information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesSpecialProductNewNeighborGuarantyProgramAdditionalInformationDetail Finance Receivables - Special Product (New Neighbor Guaranty program) - Additional Information (Detail) Details http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesSpecialProductNewNeighborGuarantyProgramTables 35 false false R36.htm 100350 - Disclosure - Finance Receivables - Special Product (New Neighbor Guaranty program) - Schedule of Delinquent Assessments and Accrued Charges (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesSpecialProductNewNeighborGuarantyProgramScheduleOfDelinquentAssessmentsAndAccruedChargesDetail Finance Receivables - Special Product (New Neighbor Guaranty program) - Schedule of Delinquent Assessments and Accrued Charges (Detail) Details http://www.lmfunding.com/20211231/taxonomy/role/DisclosureFinanceReceivablesSpecialProductNewNeighborGuarantyProgramTables 36 false false R37.htm 100360 - Disclosure - New Neighbor Guaranty Allowance for Credit Losses - Additional Information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureNewNeighborGuarantyAllowanceForCreditLossesAdditionalInformationDetail New Neighbor Guaranty Allowance for Credit Losses - Additional Information (Detail) Details 37 false false R38.htm 100370 - Disclosure - Investments - Schedule of Short Term Investment Convertible Debt Securities (Details) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestmentsScheduleOfShortTermInvestmentConvertibleDebtSecuritiesDetails Investments - Schedule of Short Term Investment Convertible Debt Securities (Details) Details 38 false false R39.htm 100380 - Disclosure - Investments - Additional Information (Details) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestmentsAdditionalInformationDetails Investments - Additional Information (Details) Details 39 false false R40.htm 100390 - Disclosure - Investments - Summary of Marketable Equity Securities (Details) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestmentsSummaryOfMarketableEquitySecuritiesDetails Investments - Summary of Marketable Equity Securities (Details) Details 40 false false R41.htm 100400 - Disclosure - Investments - Schedule of Long Term Investment (Details) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestmentsScheduleOfLongTermInvestmentDetails Investments - Schedule of Long Term Investment (Details) Details 41 false false R42.htm 100410 - Disclosure - Investments - Schedule of Short Term Investments Held to Maturity in Debt Securities (Details) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestmentsScheduleOfShortTermInvestmentsHeldToMaturityInDebtSecuritiesDetails Investments - Schedule of Short Term Investments Held to Maturity in Debt Securities (Details) Details 42 false false R43.htm 100420 - Disclosure - Investments - Summary of Investment in Unconsolidated Affiliates (Details) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestmentsSummaryOfInvestmentInUnconsolidatedAffiliatesDetails Investments - Summary of Investment in Unconsolidated Affiliates (Details) Details 43 false false R44.htm 100430 - Disclosure - Real Estate Assets Owned - Additional Information (Details) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureRealEstateAssetsOwnedAdditionalInformationDetails Real Estate Assets Owned - Additional Information (Details) Details 44 false false R45.htm 100440 - Disclosure - Deposit on Mining Equipment - Additional information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDepositOnMiningEquipmentAdditionalInformationDetail Deposit on Mining Equipment - Additional information (Detail) Details 45 false false R46.htm 100450 - Disclosure - Debt and Other Financing Arrangements - Schedule of Debt (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDebtAndOtherFinancingArrangementsScheduleOfDebtDetail Debt and Other Financing Arrangements - Schedule of Debt (Detail) Details 46 false false R47.htm 100460 - Disclosure - Debt and Other Financing Arrangements - Schedule of Debt (Parenthetical) (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDebtAndOtherFinancingArrangementsScheduleOfDebtParentheticalDetail Debt and Other Financing Arrangements - Schedule of Debt (Parenthetical) (Detail) Details 47 false false R48.htm 100470 - Disclosure - Debt and Other Financing Arrangements - Additional Information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDebtAndOtherFinancingArrangementsAdditionalInformationDetail Debt and Other Financing Arrangements - Additional Information (Detail) Details 48 false false R49.htm 100480 - Disclosure - Debt and Other Financing Arrangements - Schedule of Principal Payments of Debt (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDebtAndOtherFinancingArrangementsScheduleOfPrincipalPaymentsOfDebtDetail Debt and Other Financing Arrangements - Schedule of Principal Payments of Debt (Detail) Details 49 false false R50.htm 100490 - Disclosure - Commitments and Contingencies - Additional Information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetail Commitments and Contingencies - Additional Information (Detail) Details 50 false false R51.htm 100500 - Disclosure - Commitments and Contingencies - Summary of Supplemental Balance Sheet Information Related to Operating Leases (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureCommitmentsAndContingenciesSummaryOfSupplementalBalanceSheetInformationRelatedToOperatingLeasesDetail Commitments and Contingencies - Summary of Supplemental Balance Sheet Information Related to Operating Leases (Detail) Details 51 false false R52.htm 100510 - Disclosure - Commitments and Contingencies - Summary of Supplemental Cash Flow Information and Non-cash Activity Related to Operating Leases (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureCommitmentsAndContingenciesSummaryOfSupplementalCashFlowInformationAndNonCashActivityRelatedToOperatingLeasesDetail Commitments and Contingencies - Summary of Supplemental Cash Flow Information and Non-cash Activity Related to Operating Leases (Detail) Details 52 false false R53.htm 100520 - Disclosure - Commitments and Contingencies - Schedule of Future Minimum Lease Payment Due (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfFutureMinimumLeasePaymentDueDetail Commitments and Contingencies - Schedule of Future Minimum Lease Payment Due (Detail) Details 53 false false R54.htm 100530 - Disclosure - Income Taxes - Additional Information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureIncomeTaxesAdditionalInformationDetail Income Taxes - Additional Information (Detail) Details 54 false false R55.htm 100540 - Disclosure - Income Taxes - Components of Provision for Income Taxes (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureIncomeTaxesComponentsOfProvisionForIncomeTaxesDetail Income Taxes - Components of Provision for Income Taxes (Detail) Details 55 false false R56.htm 100550 - Disclosure - Income Taxes - Schedule of Reconciliation of Tax Provision with Expected Provision (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfReconciliationOfTaxProvisionWithExpectedProvisionDetail Income Taxes - Schedule of Reconciliation of Tax Provision with Expected Provision (Detail) Details 56 false false R57.htm 100560 - Disclosure - Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureIncomeTaxesComponentsOfDeferredTaxAssetsAndLiabilitiesDetail Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) Details 57 false false R58.htm 100570 - Disclosure - Stockholders' Equity - Additional Information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureStockholdersEquityAdditionalInformationDetail Stockholders' Equity - Additional Information (Detail) Details 58 false false R59.htm 100580 - Disclosure - Stockholders' Equity - Summary of Stock Warrants (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockWarrantsDetail Stockholders' Equity - Summary of Stock Warrants (Detail) Details 59 false false R60.htm 100590 - Disclosure - Stockholders' Equity - Summary of Stock Option Plan Activity (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureStockholdersEquitySummaryOfStockOptionPlanActivityDetail Stockholders' Equity - Summary of Stock Option Plan Activity (Detail) Details 60 false false R61.htm 100600 - Disclosure - Stockholders' Equity - Schedule of Significant Assumptions Used in Option-pricing Model to Fair Value Options Granted (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureStockholdersEquityScheduleOfSignificantAssumptionsUsedInOptionPricingModelToFairValueOptionsGrantedDetail Stockholders' Equity - Schedule of Significant Assumptions Used in Option-pricing Model to Fair Value Options Granted (Detail) Details 61 false false R62.htm 100610 - Disclosure - Related Party Transactions - Additional Information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureRelatedPartyTransactionsAdditionalInformationDetail Related Party Transactions - Additional Information (Detail) Details 62 false false R63.htm 100620 - Disclosure - Investment in Note Receivable - Related Party - Additional information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureInvestmentInNoteReceivableRelatedPartyAdditionalInformationDetail Investment in Note Receivable - Related Party - Additional information (Detail) Details 63 false false R64.htm 100630 - Disclosure - Discontinued Operations - Additional Information (Details) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDiscontinuedOperationsAdditionalInformationDetails Discontinued Operations - Additional Information (Details) Details 64 false false R65.htm 100640 - Disclosure - Discontinued Operations - Summary of major classes of assets and liabilities and operating results of IIU (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureDiscontinuedOperationsSummaryOfMajorClassesOfAssetsAndLiabilitiesAndOperatingResultsOfIIUDetail Discontinued Operations - Summary of major classes of assets and liabilities and operating results of IIU (Detail) Details 65 false false R66.htm 100650 - Disclosure - Subsequent Events - Additional Information (Detail) Sheet http://www.lmfunding.com/20211231/taxonomy/role/DisclosureSubsequentEventsAdditionalInformationDetail Subsequent Events - Additional Information (Detail) Details 66 false false All Reports Book All Reports lmfa-10k_20211231.htm lmfa-20211231.xsd lmfa-20211231_cal.xml lmfa-20211231_def.xml lmfa-20211231_lab.xml lmfa-20211231_pre.xml lmfa-ex211_7.htm lmfa-ex311_9.htm lmfa-ex312_8.htm lmfa-ex321_10.htm lmfa-ex322_6.htm http://fasb.org/us-gaap/2021-01-31 http://xbrl.sec.gov/dei/2021q4 true true