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Finance Receivables - Assessment of credit quality by creditworthiness (Details 3) - Finance receivables - USD ($) $ in Thousands	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2020
Accounts Notes And Loans Receivable [Line Items]
Total	$ 180,650		$ 208,627
Finance receivables	180,823		208,808
Chapter 13 bankruptcy
Accounts Notes And Loans Receivable [Line Items]
Finance receivables	173		181
Direct Loans
Accounts Notes And Loans Receivable [Line Items]
Total	15,721	$ 13,909	11,684
Finance receivables	15,732		11,684
Direct Loans | Chapter 13 bankruptcy
Accounts Notes And Loans Receivable [Line Items]
Finance receivables	11		0
Performing accounts
Accounts Notes And Loans Receivable [Line Items]
Total	177,298		203,512
Performing accounts | Direct Loans
Accounts Notes And Loans Receivable [Line Items]
Total	15,598		11,524
Non-performing accounts
Accounts Notes And Loans Receivable [Line Items]
Total	3,352		5,115
Non-performing accounts | Direct Loans
Accounts Notes And Loans Receivable [Line Items]
Total	123		160
Contract Portfolio
Accounts Notes And Loans Receivable [Line Items]
Total	164,929	$ 170,195	196,943
Finance receivables	165,091		197,124
Contract Portfolio | Chapter 13 bankruptcy
Accounts Notes And Loans Receivable [Line Items]
Finance receivables	162		181
Contract Portfolio | Performing accounts
Accounts Notes And Loans Receivable [Line Items]
Total	161,700		191,988
Contract Portfolio | Non-performing accounts
Accounts Notes And Loans Receivable [Line Items]
Total	$ 3,229		$ 4,955

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- Definition

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