Leases - Schedule of Components of Lease Cost for Operating Leases (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Operating leases:
Lease cost	$ 12,992	$ 13,560	$ 39,600	$ 39,911
Variable lease cost	1,046	892	3,143	2,583
Short-term lease cost	320	122	857	360
Operating lease cost	14,358	14,574	43,600	42,854
Sublease income	(578)	(416)	(1,321)	(1,224)
Total lease cost net	$ 13,780	$ 14,158	$ 42,279	$ 41,630