Outstanding Loans and Security Agreements - Recourse Debt Facilities Narrative (Details)					1 Months Ended	3 Months Ended		6 Months Ended
	Jun. 30, 2023 USD ($) day shares	Jun. 01, 2023 USD ($)	May 16, 2023 USD ($) shares $ / shares	May 11, 2023 USD ($)	Aug. 31, 2020 shares	Jun. 30, 2023 USD ($) shares	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($) shares	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Interest expense						$ 14,000,000	$ 13,800,000	$ 25,700,000	$ 27,900,000
Purchase of capped call related to convertible notes				$ (54,500,000)		(54,522,000)		(54,522,000)
Loss on extinguishment of debt						(2,873,000)	(4,233,000)	(2,873,000)	(4,233,000)
Non-recourse debt	$ 10,814,000					10,814,000		10,814,000		$ 26,023,000
Contractual interest expense						13,953,000	13,814,000	25,699,000	27,901,000
Unpaid Principal Balance	$ 982,571,000					$ 982,571,000		$ 982,571,000		$ 419,083,000
Class A common stock
Debt Instrument [Line Items]
Common stock, par value (in dollars per share) | $ / shares			$ 0.1000
Number of shares underlying the Capped Calls (in shares) | shares			33,549,508
Convertible stock price (in dollars per share) | $ / shares			$ 26,460
Convertible stock price premium			100.00%
3% Green Convertible Senior Notes due June 2028
Debt Instrument [Line Items]
Redemption price, percentage			130.00%
3% Green Convertible Senior Notes due June 2028 | Senior Secured Notes
Debt Instrument [Line Items]
Interest Rate	3.00%		3.00%			3.00%		3.00%
Debt face amount			$ 632,500,000
Debt instrument, unamortized discount	$ 2,400,000		15,800,000			$ 2,400,000		$ 2,400,000
Debt other issuance costs, net	$ 500,000		3,800,000			$ 500,000		$ 500,000
Proceeds from debt, net of issuance costs			612,900,000
Additional purchase option			$ 82,500,000
Debt instrument, percentage of product closing price			98.00%
Period to receive special interest in event of default								180 days
Special interest received in event of default as percentage of principal	0.50%					0.50%		0.50%
Convertible, conversion ratio								0.0530427
Effective percentage			3.80%
Interest expense						$ 2,900,000
Unamortized debt issuance cost	$ 19,100,000					19,100,000		$ 19,100,000
Non-recourse debt	0					0		0
Unpaid Principal Balance	$ 632,500,000					$ 632,500,000		$ 632,500,000
3% Green Convertible Senior Notes due June 2028 | Senior Secured Notes | Debt Conversion Terms Two
Debt Instrument [Line Items]
Threshold trading days | day	5
Threshold consecutive trading days | day	5
3% Green Convertible Senior Notes due June 2028 | Senior Secured Notes | Debt Conversion Terms One
Debt Instrument [Line Items]
Threshold trading days | shares					20
Threshold consecutive trading days | shares					30
3% Green Convertible Senior Notes due June 2028 | Senior Secured Notes | Class A common stock
Debt Instrument [Line Items]
Initial strike price (in dollars per share) | $ / shares			$ 18,850
Number of shares convertible from notes | shares	47,807,955					47,807,955		47,807,955
3% Green Convertible Senior Notes due June 2028 | Senior Secured Notes | Maximum | Class A common stock
Debt Instrument [Line Items]
Convertible, number of equity instruments (in shares) | shares			22,543
10.25% Senior Secured Notes due March 2027
Debt Instrument [Line Items]
Interest Rate		10.25%
Proceeds from debt, net of issuance costs		$ 60,900,000
Redemption price, percentage		104.00%
10.25% Senior Secured Notes due March 2027 | Senior Secured Notes
Debt Instrument [Line Items]
Interest Rate	10.25%					10.25%		10.25%		10.25%
Non-recourse debt										$ 12,716,000
Contractual interest expense						$ 1,000,000	1,900,000	$ 2,700,000	3,800,000
Amortization of issuance costs						0	100,000	100,000	200,000
Unpaid Principal Balance										$ 61,653,000
10.25% Senior Secured Notes due March 2027 | Notes
Debt Instrument [Line Items]
Interest Rate										10.25%
Secured long-term debt, noncurrent	$ 57,600,000					$ 57,600,000		$ 57,600,000		$ 48,900,000
Called and retired, percentage						1.04
Premium percentage	0.04					0.04		0.04
Debt instrument, unamortized premium	$ 2,300,000					$ 2,300,000		$ 2,300,000
Accrued interest	$ 1,000,000					$ 1,000,000		1,000,000
Loss on extinguishment of debt								$ (2,900,000)
Non-recourse debt										$ 12,700,000
2.5% Green Convertible Senior Notes due August 2025 | Senior Secured Notes
Debt Instrument [Line Items]
Interest Rate	2.50%					2.50%		2.50%		2.50%
Non-recourse debt	$ 0					$ 0		$ 0		$ 0
Contractual interest expense						2,000,000	2,000,000	3,900,000	3,900,000
Amortization of issuance costs						500,000	$ 500,000	1,000,000	$ 1,000,000
Unpaid Principal Balance	$ 230,000,000					$ 230,000,000		$ 230,000,000		$ 230,000,000
4.6% Term Loan due March 2026
Debt Instrument [Line Items]
Interest Rate	4.60%					4.60%		4.60%
Non-recourse debt	$ 0					$ 0		$ 0
Unpaid Principal Balance	$ 1,533,000					$ 1,533,000		$ 1,533,000