Leases - Components of Lease Expense and Other Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Lease cost:
Operating lease cost	$ 2,558	$ 1,586
Short-term lease cost	554	509
Sublease income	(41)	(40)
Total lease cost	3,071	2,055
Operating cash flows for operating leases	1,764	1,621
Right-of-use lease assets obtained in exchange for lease obligations, Operating leases	$ 269	$ 6,349
Weighted-average remaining lease term, Operating leases	7 years 2 months 12 days	6 years 6 months
Weighted-average discount rate, Operating leases	4.65%	5.08%