SK ecoplant Strategic Investment - Narrative (Details) $ / shares in Units, $ in Thousands				1 Months Ended	2 Months Ended	3 Months Ended
	Mar. 31, 2023 USD ($)	Mar. 20, 2023 USD ($) installment $ / shares shares	Oct. 23, 2021 USD ($)	Oct. 31, 2021 $ / shares shares	Dec. 29, 2021 USD ($)	Mar. 31, 2023 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)
Schedule of Equity Method Investments [Line Items]
Deferred revenue	$ 87,848					$ 87,848		$ 94,355
Derecognition of the pre-modification forward contract fair value						76,242
Loan commitment asset	5,259					5,259		0
Loan commitment asset	47,533					47,533		0
Deferred revenue and customer deposits						13,108	$ 5,783
Second Tranche Closing
Schedule of Equity Method Investments [Line Items]
Change in fair value		$ 16,100
Second Tranche Closing | SK Ecoplant
Schedule of Equity Method Investments [Line Items]
Net proceeds from stock offering		$ 311,000
Loan agreement term		5 years
Interest rate		4.60%
Total consideration		$ 363,800
Number of installments | installment		1
Redemption notice period		4 months
Conversion period		6 months
Second Tranche Closing | SK Ecoplant | Minimum
Schedule of Equity Method Investments [Line Items]
Installment period following written notice of redemption		60 days
Conversion period		4 months
Second Tranche Closing | SK Ecoplant | Maximum
Schedule of Equity Method Investments [Line Items]
Installment period following written notice of redemption		90 days
Conversion period		6 months
Second Tranche Closing | SK Ecoplant | SK Ecoplant
Schedule of Equity Method Investments [Line Items]
Total consideration		$ 403,300
Series B preferred | Second Tranche Closing | SK Ecoplant
Schedule of Equity Method Investments [Line Items]
Shares sold in offering (in shares) | shares		13,491,701
SK Ecoplant
Schedule of Equity Method Investments [Line Items]
Purchase commitment period				3 years
Redeemable convertible preferred stock, Series B			$ 218,000
Change in fair value					$ 9,700
Deferred revenue	0				$ 37,000	0		24,600
Revenue recognized						0	$ 1,200
Deferred revenue, current								10,000
Deferred revenue, noncurrent								$ 14,600
SK Ecoplant | Initial Investment
Schedule of Equity Method Investments [Line Items]
Deferred revenue and customer deposits		$ 24,600
SK Ecoplant | Second Tranche Closing
Schedule of Equity Method Investments [Line Items]
Deferred revenue	39,500					39,500
Loan commitment asset	52,800					52,800
Loan commitment asset	5,300					5,300
Loan commitment asset	47,500					47,500
Excess consideration	14,900					14,900
SK Ecoplant | Second Tranche Closing | Prepaid Expenses and Other Current Assets [Member]
Schedule of Equity Method Investments [Line Items]
Excess consideration	8,200					8,200
SK Ecoplant | Second Tranche Closing | Other long-term assets
Schedule of Equity Method Investments [Line Items]
Excess consideration	6,700					$ 6,700
SK Ecoplant | Series A Redeemable Convertible Preferred Stock | Initial Investment
Schedule of Equity Method Investments [Line Items]
Shares sold in offering (in shares) | shares				10,000,000
Temporary equity, par value (in dollars per share) | $ / shares				$ 0.0001
Offering price per share (in dollars per share) | $ / shares				$ 25.50
Net proceeds from stock offering			$ 255,000
SK Ecoplant | Series A Redeemable Convertible Preferred Stock | Second Tranche Closing
Schedule of Equity Method Investments [Line Items]
Derecognition of the pre-modification forward contract fair value	$ 76,200
SK Ecoplant | Series B preferred | Second Tranche Closing
Schedule of Equity Method Investments [Line Items]
Temporary equity, par value (in dollars per share) | $ / shares		$ 0.0001
Offering price per share (in dollars per share) | $ / shares		$ 23.05