Leases - Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Operating lease cost
Operating lease expense	$ 1,174	$ 1,116
Variable lease expense	800	740
Amortization of right-of-use assets	70	0
Interest on lease liabilities	237	0
Lease, Cost	2,281	1,856
Other information
Operating cash flows outflows related to operating leases	2,550	2,771
Financing cash flows outflows related to financing leases	321	0
Right-of-use assets obtained in exchange for new finance lease liabilities	$ 0	$ 0
Weighted-average remaining lease term - operating leases	49 years 4 months 24 days	54 years
Weighted-average remaining lease term - finance leases	64 years 10 months 24 days
Weighted-average discount rate - operating leases	5.70%	5.50%
Weighted-average discount rate - finance leases	5.40%	0.00%