Leases (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Operating lease expense	$ 11,925
Short-term lease expense	963
Variable lease expense	1,586
Total lease expense	$ 14,474
Weighted average remaining lease term	5 years
Weighted average discount rate	4.02%
Minimum
Lessee, Lease, Description [Line Items]
Remaining lease term	1 year
Maximum
Lessee, Lease, Description [Line Items]
Remaining lease term	10 years