Leases (Maturities of Operating Lease Liabilities) (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Leases [Abstract]
Remainder of 2019	$ 12,982
2020	44,692
2021	43,117
2022	37,931
2023	34,299
Thereafter	103,569
Total undiscounted future minimum lease payments	276,590
Less: Discount impact	(50,299)
Total lease liability	$ 226,291