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Finance Receivables - Summary of reconciliation of changes in allowance for credit losses on contracts (Details 2) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Provision for credit losses | $ 3,050 | $ 4,000 | $ 6,350 | $ 8,385
Finance receivables |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Balance at beginning of period | 11,248 | 16,112 | 11,162 | 16,932
Provision for credit losses | 3,050 | 4,000 | 6,350 | 8,385
Charge-offs | (4,215) | (8,322) | (8,705) | (15,014)
Recoveries | 1,386 | 1,712 | 2,662 | 3,199
Balance at end of period | 11,469 | 13,502 | 11,469 | 13,502
Finance receivables | Contract Portfolio |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Balance at beginning of period | 10,651 | 15,494 | 10,433 | 16,575
Provision for credit losses | 3,050 | 3,600 | 6,350 | 7,580
Charge-offs | (4,073) | (8,140) | (8,407) | (14,675)
Recoveries | 1,349 | 1,698 | 2,601 | 3,172
Balance at end of period | 10,977 | 12,652 | 10,977 | 12,652
Finance receivables | Direct Loans |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |
Balance at beginning of period | 597 | 618 | 729 | 357
Provision for credit losses | 0 | 400 | 0 | 805
Charge-offs | (142) | (182) | (298) | (339)
Recoveries | 37 | 14 | 61 | 27
Balance at end of period | $ 492 | $ 850 | $ 492 | $ 850

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- Definition Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)(2)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121599878&loc=SL82895884-210446 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 + Details
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