Leases - Future Minimum Lease Payments Under Non-Cancelable Operating and Capital Leases (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Operating leases
2020	$ 462,131
2021	489,799
2022	454,753
2023	409,655
2024	358,009
Thereafter	1,510,665
Total future minimum lease payments due under operating leases	3,685,012
Less portion representing interest, operating lease liabilities	(617,300)
Present value of lease liabilities, operating leases	3,067,712
Finance leases
2020	37,624
2021	33,267
2022	33,677
2023	33,825
2024	33,841
Thereafter	178,434
Total future minimum payments due under finance leases	350,668
Less portion representing interest, financing lease liabilities	(82,134)
Present value of lease liabilities, finance leases	$ 268,534