Leases (Future Lease Payments) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Operating Leases
2020 (excluding the six months ended June 30, 2020)	$ 21,733
2021	36,114
2022	29,428
2023	23,638
2024	18,420
Thereafter	79,872
Total future minimum lease payments	209,205
Less: Imputed interest	(34,822)
Total	174,383	$ 187,631
Other current liabilities	35,648	36,108
Operating lease liabilities	138,735	151,523
Total operating leases liabilities	174,383	187,631
Finance Lease, Liability, Payment, Due [Abstract]
2020 (excluding the six months ended June 30, 2020)	3,836
2021	3,991
2022	2,697
2023	1,362
2024	330
Thereafter	54
Total future minimum lease payments	12,270
Less: Imputed interest	(769)
Total	11,501	11,788
Debt due within one year	4,725
Long-term debt due after one year	6,776
Total	$ 11,501	$ 11,788