Balance Sheet Components - Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands		Sep. 30, 2023	Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Compensation and benefits		$ 43,590	$ 48,156
General invoice and purchase order accruals		34,452	44,010
Interest payable		7,919	3,128
Sales-related liabilities		7,666	7,147
Accrued installation		6,094	7,905
Accrued legal expenses		3,666	4,403
Provision for income tax		2,600	1,140
Sales tax liabilities		2,517	6,172
VAT interim liability		2,194	418
Accrued consulting expenses		1,869	1,390
Accrued restructuring costs		1,172	0
Finance lease liabilities		1,142	1,024
PPA IV upgrade financing obligations		276	6,076
Delaware grant		0	9,495
Current portion of derivative liabilities		0	2,596
Other		1,323	1,123
Total current liabilities	[1],[2]	$ 116,480	$ 144,183

[1] We have a variable interest entity related to PPA V (see Note 10 - Portfolio Financings) and a joint venture in the Republic of Korea (see Note 16 - SK ecoplant Strategic Investment), which represent a portion of the consolidated balances recorded within these financial statement line items.In August 2023, we sold the PPA V entity as a result of the PPA V Repowering of Energy Servers (see Note 10 - Portfolio Financings), as such the consolidated balances recorded within these financial statement line items as of September 30, 2023 exclude PPA V balances.

[2] Including amounts from related parties of $5.7 million as of September 30, 2023. There was no respective related party amounts as of December 31, 2022.