Leases (Future Minimum Operating Lease Payments) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Leases
Remainder of 2020	$ 11,659
2021	12,770
2022	11,619
2023	10,146
2024	8,608
Thereafter	101,434
Total future minimum lease payments	156,236
less: imputed interest	(42,051)
Total operating lease liability	114,185
less: operating lease liability - current	(10,238)
Total operating lease liability - non-current	$ 103,947	$ 111,322