XML 50 R43.htm IDEA: XBRL DOCUMENT
v3.26.1

Finance Receivables, Credit Quality Information, and Allowance for Credit Losses - Summary of Modification Made to Borrowers Experiencing Financial Difficulty (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 10,368 | $ 11,090
% of Net finance receivables | 0.50% | 0.60%
Interest Rate Reduction [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 7,924 | $ 7,115
% of Net finance receivables | 0.40% | 0.40%
Interest Rate Reduction and Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 1,753 | $ 2,793
% of Net finance receivables | 0.10% | 0.10%
Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 495 | $ 997
% of Net finance receivables |  | 0.10%
Principal Forgiveness, Interest Rate Reduction, & Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | 196 | $ 185
Large Loans [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 7,918 | $ 8,583
% of Net finance receivables | 0.50% | 0.60%
Large Loans [Member] | Interest Rate Reduction [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 5,953 | $ 5,239
% of Net finance receivables | 0.40% | 0.30%
Large Loans [Member] | Interest Rate Reduction and Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 1,385 | $ 2,317
% of Net finance receivables | 0.10% | 0.20%
Large Loans [Member] | Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 394 | $ 852
% of Net finance receivables |  | 0.10%
Large Loans [Member] | Principal Forgiveness, Interest Rate Reduction, & Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | 186 | $ 175
Small Loans [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 2,450 | $ 2,507
% of Net finance receivables | 0.50% | 0.50%
Small Loans [Member] | Interest Rate Reduction [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 1,971 | $ 1,876
% of Net finance receivables | 0.40% | 0.40%
Small Loans [Member] | Interest Rate Reduction and Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 368 | $ 476
% of Net finance receivables | 0.10% | 0.10%
Small Loans [Member] | Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 101 | $ 145
Small Loans [Member] | Principal Forgiveness, Interest Rate Reduction, & Term Extension [Member] |  |
Financing Receivable, Modified [Line Items] |  |
Amortized cost basis | $ 10 | $ 10

X
- Definition Percentage of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-42 + Details
Name: | us-gaap_FinancingReceivableModificationToTotalFinancingReceivablesPercent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 34 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-34 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-33 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-42 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-42 + Details
Name: | us-gaap_FinancingReceivableModificationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-33 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-42 + Details
Name: | us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=us-gaap_ContractualInterestRateReductionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=rm_InterestRateReductionAndTermExtensionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=us-gaap_ExtendedMaturityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LoanRestructuringModificationAxis=rm_PrincipalForgivenessInterestRateReductionTermExtensionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=rm_LargeLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=rm_SmallLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |