Leases (Maturity Analysis of Operating and Finance Lease Liabilities) (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Operating Leases
Remainder of 2019	$ 8,713
2020	32,177
2021	27,962
2022	18,278
2023	11,254
Thereafter	22,559
Total minimum lease payments	120,943
Less: imputed interest	(8,801)
Present value of lease liabilities	112,142
Finance Leases
Remainder of 2019	260
2020	1,037
2021	1,031
2022	691
2023	404
Thereafter	3,465
Total minimum lease payments	6,888
Less: imputed interest	(1,532)
Present value of lease liabilities	$ 5,356