Leases (Maturity of Lease Liabilities) (Details) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Operating Leases
2019 (remainder)	$ 10,193,000
2020	35,027,000
2021	25,430,000
2022	17,561,000
2023	12,828,000
Thereafter	17,793,000
Total lease payments	118,832,000
Less: interest	8,263,000
Present value of lease payments	110,569,000
Finance Leases
2019 (remainder)	518,000
2020	2,075,000
2021	2,063,000
2022	2,026,000
2023	2,025,000
Thereafter	11,790,000
Total lease payments	20,497,000
Less: interest	4,428,000
Finance Lease, Liability	16,069,000	$ 17,587,000
Total
2019 (remainder)	10,711,000
2020	37,102,000
2021	27,493,000
2022	19,587,000
2023	14,853,000
Thereafter	29,583,000
Total lease payments	139,329,000
Option to extend operating leases	$ 3,594,000