Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Payables and Accruals [Abstract]
Accrued salaries, benefits and bonus	$ 62,425	$ 36,892
Accrued professional, consulting and lobbying fees	7,152	3,055
Accrued warranty expense	2,822	769	$ 1,476
Accrued income and other taxes	3,736	3,848
Accrued inventory in transit	9,945	4,597
Other accrued expenses	17,627	10,682
Accrued liabilities	$ 103,707	$ 59,843