Leases - Maturities of Lease Liabilities (Detail) - USD ($)	Jun. 30, 2019	Jan. 01, 2019	Dec. 31, 2018
Operating Leases
2019 (6 months remaining)	$ 93,232,000
2020	198,629,000
2021	185,623,000
2023	178,060,000
2023	163,424,000
Thereafter	1,184,006,000
Total lease payments	2,002,974,000
Plus amount representing residual property value	0
Less imputed interest	(537,714,000)
Total	1,465,260,000
Finance Leases
2019 (6 months remaining)	76,153,000
2020	157,700,000
2021	156,656,000
2022	157,284,000
2023	158,137,000
Thereafter	1,563,362,000
Total lease payments	2,269,292,000
Plus amount representing residual property value	19,027,000
Less imputed interest	(1,086,549,000)
Total	1,201,770,000
Total
2019 (6 months remaining)	169,385,000
2020	356,329,000
2021	342,279,000
2022	335,344,000
2023	321,561,000
Thereafter	2,747,368,000
Total lease payments	4,272,266,000
Plus amount representing residual property value	19,027,000
Less imputed interest	(1,624,263,000)
Total	$ 2,667,030,000
Total Capital Lease and Other Financing Obligations
Less current portion		$ 0	$ (77,844,000)
Total		$ 0	1,441,077,000
Operating Leases
2019			187,280,000
2020			179,515,000
2021			166,159,000
2022			158,115,000
2023			147,677,000
Thereafter			1,130,494,000
Total minimum lease payments			1,969,240,000
Capital Lease Obligations [Member]
Total Capital Lease and Other Financing Obligations
2019			103,859,000
2020			97,326,000
2021			95,414,000
2022			94,954,000
2023			95,463,000
Thereafter			878,755,000
Total minimum lease payments			1,365,771,000
Plus amount representing residual property value			0
Less amount representing interest			(602,026,000)
Present value of net minimum lease payments			763,745,000
Less current portion			(43,498,000)
Total			720,247,000
Other Financing Obligations [Member]
Total Capital Lease and Other Financing Obligations
2019			80,292,000
2020			73,266,000
2021			73,672,000
2022			73,856,000
2023			69,423,000
Thereafter			722,496,000
Total minimum lease payments			1,093,005,000
Plus amount representing residual property value			389,643,000
Less amount representing interest			(727,472,000)
Present value of net minimum lease payments			755,176,000
Less current portion			(34,346,000)
Total			720,830,000
Capital Lease and Other Financing Obligations Total [Member]
Total Capital Lease and Other Financing Obligations
2019			184,151,000
2020			170,592,000
2021			169,086,000
2022			168,810,000
2023			164,886,000
Thereafter			1,601,251,000
Total minimum lease payments			2,458,776,000
Plus amount representing residual property value			389,643,000
Less amount representing interest			(1,329,498,000)
Present value of net minimum lease payments			1,518,921,000
Less current portion			(77,844,000)
Total			$ 1,441,077,000