Leases - Balance Sheet Information (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
ROU asset	$ 150,985	$ 166,221
Operating lease liabilities	$ 166,451	$ 181,814
Weighted average remaining lease term (in years)	19 years 4 months 9 days	19 years 21 days
Weighted average discount rate	4.26%	4.17%
Operating lease, extensible list	us-gaap:LiabilitiesAbstract	us-gaap:LiabilitiesAbstract