Balance Sheet Detail - Accounts payable and accrued expenses and AOCI (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Accounts payable and accrued expenses
Trade accounts payable	$ 107,045	$ 73,310
Accrued expenses	9,647	5,054
Accounts payable and accrued expenses	116,692	78,364
Accumulated other comprehensive loss	(742)	(1,130)
Foreign currency translation adjustments
Accounts payable and accrued expenses
Accumulated other comprehensive loss	$ (742)	$ (1,130)