Other Current Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Other Liabilities Disclosure [Abstract]
Accrued purchase price for VEX acquisition (see Note 6)	$ 10,000	$ 0
Accrual for payroll, benefits and bonuses	6,575	2,301
Other	5,768	5,001
Other current liabilities	$ 22,343	$ 7,302