Leases (Tables)

12 Months Ended

Dec. 31, 2017

Leases [Abstract]

Summary of capital lease and other financing obligations

The Company’s capital lease and other financing obligations are summarized as follows as of December 31, 2017 (in thousands):

	Capital Lease Obligations			Other Financing Obligations			Total
2018	$	100,815		$	101,095		$	201,910
2019	94,234			88,028			182,262
2020	94,327			87,758			182,085
2021	92,455			89,595			182,050
2022	92,309			90,070			182,379
Thereafter	801,237			886,277			1,687,514
Total minimum lease payments	1,275,377			1,342,823			2,618,200
Plus amount representing residual property value	—			545,656			545,656
Less amount representing interest	(531,820		)	(933,075		)	(1,464,895		)
Present value of net minimum lease payments	743,557			955,404			1,698,961
Less current portion	(41,117		)	(37,588		)	(78,705		)
	$	702,440		$	917,816		$	1,620,256

Schedule of minimum future operating lease payments

Minimum future operating lease payments as of December 31, 2017 are summarized as follows (in thousands):

Years ending:
2018	$	176,789
2019	164,711
2020	154,329
2021	144,706
2022	140,451
Thereafter	1,132,964
Total	$	1,913,950