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Revenue and Receivables - Schedule of Unbilled Retail Installment Contract Receivables, Net (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Variable Interest Entity, Primary Beneficiary |  |
Capitalized Contract Cost [Line Items] |  |
Transfers accounted for as secured borrowings, assets, carrying amount | $ 299,000 | $ 109,000
Retail installment contract receivables, net |  |
Capitalized Contract Cost [Line Items] |  |
Retail installment contract receivables, gross | 331,512 | 145,957
Allowance for credit losses | (907) | (4,366)
Retail installment contract receivables, net | 330,605 | 141,591
Retail installment contract receivables, net | Accounts receivable, net |  |
Capitalized Contract Cost [Line Items] |  |
Retail installment contract receivables, net | 100,385 | 47,023
Retail installment contract receivables, net | Other assets |  |
Capitalized Contract Cost [Line Items] |  |
Retail installment contract receivables, net | $ 230,220 | $ 94,568

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