Leases - Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Operating leases:
Operating lease ROU assets	$ 63,305	$ 54,457
Current operating lease liabilities	13,891	10,663
Noncurrent operating lease liabilities	32,722	27,041
Total operating lease liabilities	46,613	37,704
Finance leases:
Finance lease ROU assets	2,545	2,507
Accumulated amortization	(2,515)	(2,298)
Finance lease ROU assets, net	30	209
Current finance lease liabilities	10	149
Non-current finance lease liabilities	21	24
Total finance lease liabilities	$ 31	$ 173
Weighted average remaining lease term (in years):
Operating leases	6 years 8 months 12 days	7 years 7 months 6 days
Finance leases	3 years	7 months 6 days
Weighted average discount rate:
Operating leases	4.00%	4.00%
Finance leases	3.70%	3.10%