Outstanding Loans and Security Agreements - Recourse Debt Facilities Narrative (Details)					1 Months Ended	3 Months Ended		9 Months Ended
	Jun. 30, 2023 day	Jun. 01, 2023 USD ($)	May 16, 2023 USD ($) shares $ / shares	May 11, 2023 USD ($)	Aug. 31, 2020 day	Sep. 30, 2023 USD ($) shares	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) shares	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Interest expense						$ (68,000,000)	$ 13,100,000	$ 93,700,000	$ 41,000,000
Purchase of capped call related to convertible notes				$ 54,500,000				54,522,000
Loss on extinguishment of debt						1,415,000	0	4,288,000	4,233,000
Non-recourse debt						0		0		$ 26,023,000
Contractual interest expense						68,037,000	13,099,000	93,736,000	41,000,000
SK Ecoplant
Debt Instrument [Line Items]
Interest expense						52,800,000		52,800,000
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]
Debt instrument, unamortized discount						7,200,000		7,200,000
Debt other issuance costs, net						$ 1,500,000		$ 1,500,000
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%
Debt face amount			$ 632,500,000
Debt instrument, unamortized discount			15,800,000			$ 4,700,000		$ 4,700,000
Debt other issuance costs, net			4,000,000			$ 1,000,000		$ 1,000,000
Proceeds from debt, net of issuance costs			612,700,000
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%
Convertible, conversion ratio								0.0530427
Effective percentage			3.80%
Interest expense						$ 5,700,000		$ 8,700,000
Unamortized debt issuance cost						18,300,000		18,300,000
Non-recourse debt						$ 0		$ 0
3% Green Convertible Senior Notes due June 2028 | Senior Secured Notes | Debt Conversion Terms One
Debt Instrument [Line Items]
Threshold trading days | day					20
Threshold consecutive trading days | day					30
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 | 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
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%
Non-recourse debt										$ 12,716,000
Contractual interest expense							1,900,000	$ 2,700,000	3,800,000
Amortization of issuance costs							100,000	100,000	200,000
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		$ 48,900,000
Called and retired, percentage								1.04
Premium percentage						0.04		0.04
Debt instrument, unamortized premium						$ 2,300,000		$ 2,300,000
Accrued interest						$ 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%
Non-recourse debt						$ 0		$ 0		$ 0
Contractual interest expense						1,900,000	1,900,000	5,800,000	5,800,000
Amortization of issuance costs						$ 500,000	$ 500,000	$ 1,500,000	$ 1,500,000