Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Jan. 01, 2019
Lessee, Lease, Description [Line Items]
Operating lease expense	$ 12,055	$ 11,925
Short-term lease expense	81	963
Variable lease expense	2,265	1,586
Total lease expense	$ 14,401	14,474
Weighted average remaining lease term	5 years 10 months 24 days
Weighted average discount rate	3.73%
Other Noncurrent Liabilities
Lessee, Lease, Description [Line Items]
Operating Lease, Liability	$ 36,745	$ 39,291	$ 34,200
Minimum
Lessee, Lease, Description [Line Items]
Remaining lease term	1 year
Maximum
Lessee, Lease, Description [Line Items]
Remaining lease term	10 years