Leases (Future Lease Payments) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Operating Leases
2020	$ 42,164
2021	32,762
2022	27,378
2023	23,120
2024	18,160
Thereafter	84,742
Total future minimum lease payments	228,326
Less: Imputed interest	(40,695)
Total operating leases liabilities	187,631
Liabilities recorded under operating leases (current)	36,108
Operating lease liabilities	151,523
Finance Leases
2020	4,897
2021	3,660
2022	2,417
2023	1,101
2024	277
Thereafter	96
Total future minimum lease payments	12,448
Less: Imputed interest	(660)
Total	11,788
Debt due within one year	4,622
Long-term debt due after one year	$ 7,166
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2019		$ 68,443
2020		49,874
2021		38,446
2022		28,496
2023		21,473
Thereafter		66,518
Total future minimum lease payments		$ 273,250