Leases (Maturity Of Leases As Lessee) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating leases, 2020	$ 22,780
Operating leases, 2021	30,780
Operating leases, 2022	30,806
Operating leases, 2023	30,145
Operating leases, 2024	28,357
Operating leases, Thereafter	153,958
Operating leases, Total lease payments	296,826
Operating lease, Less imputed interest	(69,412)
Total operating lease liabilities	227,414	$ 243,543
Finance leases, 2020	54
Finance leases, 2021	51
Finance leases, 2022	42
Finance leases, 2023	28
Finance leases, Total lease payments	175
Finance lease, Less imputed interest	(13)
Total finance lease liabilities	$ 162	$ 209