Income Taxes - Schedule of Reconciliation of Difference between Expected Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Mar. 19, 2019	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2018
Provision using statutory
U.S. federal tax rate	$ (5,162)	$ (6,731)	$ (60,304)	$ 3,114
Foreign rate differential	4,780	2,378	16,530	(1,730)
Prior period true up adjustment			(1,798)
State taxes		89	178	126
Change in valuation allowance		4,093	5,454	(439)
Permanent differences	346	168	40,865	141
Uncertain tax position				(68)
Other	145	(117)	(111)	(56)
Income tax (benefit) expense	$ 109	$ (120)	$ 814	$ 1,088