Additional Balance Sheet Details (Details) - Trade and Other Receivables, Net - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2020	Sep. 18, 2020	Dec. 31, 2019	Dec. 31, 2018
Valuation Allowance [Line Items]
Beginning balance	$ 22,146	$ 17,137	$ 17,070	$ 229
Provision for doubtful accounts	1,060	5,297	68	16,911
Write-offs	0	(288)	(1)	(70)
Ending balance	$ 23,206	$ 22,146	$ 17,137	$ 17,070