Leases - Maturities of Lease Liabilities (Detail) - USD ($) $ in Thousands	Sep. 30, 2019	Jan. 01, 2019	Dec. 31, 2018
Operating Leases
2019 (3 months remaining)	$ 39,216
2020	200,432
2021	188,811
2022	181,250
2023	167,098
Thereafter	1,233,604
Total lease payments	2,010,411
Plus amount representing residual property value	0
Less imputed interest	(539,508)
Total	1,470,903
Finance Leases
2019 (3 months remaining)	39,309
2020	168,410
2021	168,192
2022	168,745
2023	169,689
Thereafter	1,752,663
Total lease payments	2,467,008
Plus amount representing residual property value	18,436
Less imputed interest	(1,118,444)
Total	1,367,000
Total
2019 (3 months remaining)	78,525
2020	368,842
2021	357,003
2022	349,995
2023	336,787
Thereafter	2,986,267
Total lease payments	4,477,419
Plus amount representing residual property value	18,436
Less imputed interest	(1,657,952)
Total	$ 2,837,903
Total Capital Lease and Other Financing Obligations
Less current portion		$ 0	$ (77,844)
Total		$ 0	1,441,077
Operating Leases
2019			187,280
2020			179,515
2021			166,159
2022			158,115
2023			147,677
Thereafter			1,130,494
Total minimum lease payments			1,969,240
Capital Lease Obligations [Member]
Total Capital Lease and Other Financing Obligations
2019			103,859
2020			97,326
2021			95,414
2022			94,954
2023			95,463
Thereafter			878,755
Total minimum lease payments			1,365,771
Plus amount representing residual property value			0
Less amount representing interest			(602,026)
Present value of net minimum lease payments			763,745
Less current portion			(43,498)
Total			720,247
Other Financing Obligations [Member]
Total Capital Lease and Other Financing Obligations
2019			80,292
2020			73,266
2021			73,672
2022			73,856
2023			69,423
Thereafter			722,496
Total minimum lease payments			1,093,005
Plus amount representing residual property value			389,643
Less amount representing interest			(727,472)
Present value of net minimum lease payments			755,176
Less current portion			(34,346)
Total			720,830
Capital Lease and Other Financing Obligations Total [Member]
Total Capital Lease and Other Financing Obligations
2019			184,151
2020			170,592
2021			169,086
2022			168,810
2023			164,886
Thereafter			1,601,251
Total minimum lease payments			2,458,776
Plus amount representing residual property value			389,643
Less amount representing interest			(1,329,498)
Present value of net minimum lease payments			1,518,921
Less current portion			(77,844)
Total			$ 1,441,077