Leases - Maturities of Lease Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jan. 01, 2019
Operating Leases
2019 (excluding the nine months ended September 30, 2019)	$ 28,748
2020	112,678
2021	102,964
2022	89,187
2023	81,972
Thereafter	121,626
Total lease payments	537,175
Less interest	(48,583)
Present value of lease liabilities	488,592	$ 574,500
Financing Leases
2019 (excluding the nine months ended September 30, 2019)	377
2020	1,251
2021	607
2022	245
2023	126
Thereafter	23
Total lease payments	2,629
Less interest	(94)
Present value of lease liabilities	2,535	$ 2,400
Total
2019 (excluding the nine months ended September 30, 2019)	29,125
2020	113,929
2021	103,571
2022	89,432
2023	82,098
Thereafter	121,649
Total lease payments	$ 539,804