Quarterly report pursuant to Section 13 or 15(d)

Financing Receivables - Concentrations by State (Details)

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Financing Receivables - Concentrations by State (Details)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2023
USD ($)
state
Dec. 31, 2022
USD ($)
state
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding $ 24,056 $ 56,073
Financing Receivable | Geographic Concentration Risk    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 100.00% 100.00%
Financing Receivable | Geographic Concentration Risk | Texas    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 18.80% 18.60%
Financing Receivable | Geographic Concentration Risk | California    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 17.90% 17.70%
Financing Receivable | Geographic Concentration Risk | Florida    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 8.50% 9.40%
Financing Receivable | Geographic Concentration Risk | New York    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 6.90% 6.80%
Financing Receivable | Geographic Concentration Risk | New Jersey    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 6.60% 6.50%
Financing Receivable | Geographic Concentration Risk | Arizona    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 4.60% 4.50%
Financing Receivable | Geographic Concentration Risk | Massachusetts    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 4.60% 4.40%
Financing Receivable | Geographic Concentration Risk | Pennsylvania    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 4.00% 4.00%
Financing Receivable | Geographic Concentration Risk | South Carolina    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 3.50% 3.50%
Financing Receivable | Geographic Concentration Risk | Missouri    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 2.80% 2.80%
Financing Receivable | Geographic Concentration Risk | Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
% of total 21.80% 21.80%
Loans and Loan Participations    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding $ 3,707 $ 3,944
Loans and Loan Participations | Texas    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 696 732
Loans and Loan Participations | California    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 662 698
Loans and Loan Participations | Florida    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 315 371
Loans and Loan Participations | New York    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 255 269
Loans and Loan Participations | New Jersey    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 245 256
Loans and Loan Participations | Arizona    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 172 178
Loans and Loan Participations | Massachusetts    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 170 174
Loans and Loan Participations | Pennsylvania    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 147 159
Loans and Loan Participations | South Carolina    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 130 137
Loans and Loan Participations | Missouri    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding 105 111
Loans and Loan Participations | Other    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Amounts outstanding $ 810 $ 859
Loans and Loan Participations | Financing Receivable | Geographic Concentration Risk    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of states not individually disclosed | state 31 31
Threshold percentage for disclosing individually 2.70% 2.60%