Leases - Maturities of Lease Liabilities (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Operating Leases
2020	$ 110,178
2021	104,644
2022	90,363
2023	82,806
2024	79,625
Thereafter	43,162
Total future minimum payments	510,778
Less interest	(44,871)
Operating lease liabilities	465,907
Financing Leases
2020	1,385
2021	741
2022	356
2023	126
2024	23
Thereafter	0
Total lease payments	2,631
Less interest	(87)
Present value of lease liabilities	2,544
Total
2020	111,563
2021	105,385
2022	90,719
2023	82,932
2024	79,648
Thereafter	43,162
Total lease payments	$ 513,409