Commitments and Contingencies (Details) - USD ($) $ in Thousands			3 Months Ended		12 Months Ended
		Jan. 06, 2023	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2019	Dec. 31, 2023
Operating Leased Assets [Line Items]
PPA expenses			$ 15,100	$ 15,800
Restricted cash			66,765			$ 80,585
Restricted cash, non-current	[1]		15,378			33,764
Settlement amount		$ 3,000
Variable Interest Entity, Primary Beneficiary | PPA II
Operating Leased Assets [Line Items]
Restricted cash			26,900			40,400
Variable Interest Entity, Primary Beneficiary | PPA Company 5
Operating Leased Assets [Line Items]
Restricted cash			32,500			32,600
Restricted cash, non-current			$ 7,400			$ 7,600
Variable Interest Entity, Primary Beneficiary | PPA IIIB
Operating Leased Assets [Line Items]
Restricted cash					$ 20,000
Restricted cash, pledged as collateral, term					7 years
Restricted cash, pledged as collateral, initial pledge period for release, term					5 years
Restricted cash, pledged as collateral, secondary pledge period for release, term					2 years

[1] We have a variable interest entity related to a joint venture in the Republic of Korea (see Note 15 — SK ecoplant Strategic Investment), which represents a portion of the consolidated balances recorded within these financial statement line items.