Lease - Schedule of Lease Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating lease cost	$ 2,355	$ 2,414	$ 4,684	$ 4,871
Short-term lease cost	102	207	460	560
Total lease costs	$ 2,457	$ 2,621	$ 5,144	$ 5,431