Leases (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) option	Mar. 31, 2020 USD ($)	Dec. 31, 2020 USD ($)
Lessee, Lease, Description [Line Items]
Options for renewal | option	1
Assets and Liabilities, Lessee [Abstract]
Total right-of-use assets - net	$ 104,490		$ 106,586
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other noncurrent liabilities		Other noncurrent liabilities
Current lease liabilities	$ 16,468		$ 16,721
Noncurrent lease liabilities	92,083		94,250
Total lease liabilities	108,551		110,971
Lease, Cost [Abstract]
Operating lease cost	7,435	$ 6,328
Variable lease cost	579	641
Total lease expense	8,014	6,969
Cash paid for amounts included in the measurement of operating lease liabilities	6,410	6,038
Right-of-use assets obtained in exchange for new operating lease liabilities	3,457	$ 17,024
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
2021 (excluding the three months ended March 31, 2021)	14,706
2022	17,572		19,717
2023	14,717		17,014
2024	11,847		13,662
2025	11,041		11,681
Thereafter	57,464
2025			11,141
Thereafter			57,570
Total lease payments	127,347		130,785
Less: Imputed interest	$ (18,796)		$ (19,814)
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesCurrent		us-gaap:OtherLiabilitiesCurrent
Building
Assets and Liabilities, Lessee [Abstract]
Total right-of-use assets - net	$ 99,027		$ 100,775
Equipment
Assets and Liabilities, Lessee [Abstract]
Total right-of-use assets - net	$ 5,463		$ 5,811
Building and Equipment
Lease, Cost [Abstract]
Weighted-average remaining lease term (years): Operating leases	9 years 2 months 26 days		9 years 5 months 4 days
Weighted-average discount rate: Operating leases	3.45%		3.51%
Vehicles
Lease, Cost [Abstract]
Weighted-average remaining lease term (years): Operating leases	2 years 1 month 24 days		2 years 3 days
Weighted-average discount rate: Operating leases	2.10%		2.05%