Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Payables and Accruals [Abstract]
Accrued payroll and benefits	$ 25,865	$ 21,752
Accrued legal contingencies	13,600	16,881
Tooling, machinery and equipment received not invoiced	0	7,243
Engineering, design and testing services received not invoiced	20,750	6,620
Deposits from customers	4,226	4,354
Due to affiliates	7,075	6,673
Obligation to issue registered shares of Class A Common Stock	0	12,635
Other current liabilities	15,250	14,354
Total accrued expenses and other current liabilities	$ 86,766	$ 90,512