Finance Receivables, Credit Quality Information, and Allowance for Credit Losses - Summary Of Impact Of Allowance For Credit Losses During The period (Detail) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Jan. 01, 2020 |
Dec. 31, 2020 |
Sep. 30, 2020 |
Jun. 30, 2020 |
Mar. 31, 2020 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Sep. 30, 2019 |
Jun. 30, 2019 |
Mar. 31, 2019 |
Dec. 31, 2018 |
|
Accounts Notes And Loans Receivable [Line Items] | |||||||||||
Beginning balance | $ 62,200 | $ 144,000 | $ 142,000 | $ 142,400 | $ 62,200 | $ 62,200 | |||||
Impact of CECL adoption | 60,100 | ||||||||||
COVID reserve build / (release) | (1,500) | (1,500) | 9,500 | 30,400 | |||||||
Other | 7,500 | 3,500 | (9,900) | (2,700) | |||||||
Ending balance | $ 150,000 | $ 144,000 | $ 142,000 | 142,400 | $ 150,000 | ||||||
Percentage of finance receivables, allowance for credit losses | 13.20% | 13.60% | 13.90% | 13.20% | 5.50% | 6.10% | |||||
Quarterly Trend - Amortized Cost Basis [Member] | |||||||||||
Accounts Notes And Loans Receivable [Line Items] | |||||||||||
Beginning balance | 62,200 | 62,200 | $ 62,200 | ||||||||
Impact of CECL adoption | 60,100 | ||||||||||
Ending balance | $ 122,300 | ||||||||||
Percentage of finance receivables, allowance for credit losses | 10.80% | 5.50% | 5.70% | 5.70% | 6.10% | ||||||
Restatement Adjustment Member | |||||||||||
Accounts Notes And Loans Receivable [Line Items] | |||||||||||
Beginning balance | $ 122,300 | $ 142,400 | 122,300 | $ 122,300 | |||||||
COVID reserve build / (release) | 23,900 | ||||||||||
Other | (3,800) | ||||||||||
Ending balance | $ 122,300 | $ 142,400 | |||||||||
Percentage of finance receivables, allowance for credit losses | 12.90% |