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Leases (Schedule Of Supplemental Balance Sheet Information Related To Leases) (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Mar. 08, 2019 | Jan. 01, 2019 | Dec. 31, 2018
--- | --- | --- | --- | ---
Leases [Abstract] |  |  |  |
Operating lease right-of-use assets | $ 27,007 |  |  |
Accumulated amortization | (5,013) |  |  |
Operating lease right-of-use assets, net | 21,994 |  |  |
Current maturities of operating leases | 5,487 |  |  |
Non-current maturities of operating lease | 17,918 |  |  |
Total operating lease liabilities | 23,405 |  |  |
Finance leases, Property and equipment, at cost | 7,161 |  |  | $ 7,674
Finance leases, Accumulated amortization | (1,279) |  |  | 882
Finance leases, property and equipment, net | 5,882 |  |  | 6,792
Current maturities of finance leases | 597 |  |  | 729
Non-current maturities of finance leases | 5,415 |  |  | $ 5,937
Total finance lease liabilities | $ 6,012 |  |  |
Weighted average remaining lease term (in years): Operating leases | 5 years 6 months |  | 6 years |
Weighted average remaining lease term (in years): Finance leases | 10 years 7 months 6 days |  |  |
Weighted average discount rate: Operating leases | 5.40% | 5.83% | 5.50% |
Weighted average discount rate: Finance leases | 2.00% |  |  |

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