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Finance Receivables - Assessment of credit quality by creditworthiness (Details 2) - Finance receivables - USD ($) $ in Thousands	Mar. 31, 2020	Mar. 31, 2019
Accounts Notes And Loans Receivable [Line Items]
Total	$ 219,091	$ 228,994
Finance receivables	219,366	228,994
Direct Loans
Accounts Notes And Loans Receivable [Line Items]
Total	11,844	7,999
Finance receivables	11,845	7,999
Performing accounts
Accounts Notes And Loans Receivable [Line Items]
Total	212,694	221,431
Performing accounts | Direct Loans
Accounts Notes And Loans Receivable [Line Items]
Total	11,649	7,889
Non-performing accounts
Accounts Notes And Loans Receivable [Line Items]
Total	6,397	7,563
Non-performing accounts | Direct Loans
Accounts Notes And Loans Receivable [Line Items]
Total	195	110
Chapter 13 bankruptcy
Accounts Notes And Loans Receivable [Line Items]
Finance receivables	275
Chapter 13 bankruptcy | Direct Loans
Accounts Notes And Loans Receivable [Line Items]
Finance receivables	1
Contract Portfolio
Accounts Notes And Loans Receivable [Line Items]
Total	207,247	220,995
Finance receivables	207,521	220,995
Contract Portfolio | Performing accounts
Accounts Notes And Loans Receivable [Line Items]
Total	201,045	213,542
Contract Portfolio | Non-performing accounts
Accounts Notes And Loans Receivable [Line Items]
Total	6,202	$ 7,453
Contract Portfolio | Chapter 13 bankruptcy
Accounts Notes And Loans Receivable [Line Items]
Finance receivables	$ 274

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- Definition

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- Definition

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