Long Term Debt - Schedule of Debt Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Current portion of securitization debt of consolidated VIEs	$ 54,652
Long term debt, net of current portion	607,790	$ 610,618
Total debt	662,442	610,618
Convertible Senior Notes
Debt Instrument [Line Items]
Long term debt, net of current portion	556,638	$ 610,618
Securitization Debt of Consolidated VIEs
Debt Instrument [Line Items]
Long term debt, net of current portion	40,842
Junior Subordinated Debentures
Debt Instrument [Line Items]
Long term debt, net of current portion	$ 10,310

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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