Acquisition - Schedule of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Business Acquisition [Line Items]
Goodwill	$ 1,111	$ 4,204
HelioHeat
Business Acquisition [Line Items]
Cash and cash equivalents	30	30
Prepaid and other current assets	33	33
Property, plant and equipment, net	6	6
Intangible asset	4,204	0
Goodwill	1,111	4,204
Total assets acquired	5,384	4,273
Accrued expenses and other current liabilities	74	74
Contract liabilities	390	390
Debt	41	41
Deferred tax liabilities	1,111	0
Total liabilities assumed	1,616	505
Net assets acquired	3,768	$ 3,768
Measurement Period Adjustments
Intangible asset	4,204
Goodwill	(3,093)
Total assets acquired	1,111
Deferred tax liabilities	1,111
Total liabilities assumed	$ 1,111