Leases - Summary of Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Operating Leased Assets [Line Items]
Operating lease cost	$ 3,441	$ 3,232
Total finance lease cost	65	20
Short-term lease cost	271	226
Cost of revenue
Operating Leased Assets [Line Items]
Operating lease cost	2,324	2,138
Finance lease, right-of-use asset, amortization	56	17
Finance lease, interest expense	9	3
Operating expenses
Operating Leased Assets [Line Items]
Operating lease cost	$ 1,117	$ 1,094