Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Property Plant And Equipment Net By Type [Abstract]
Property and equipment, gross	$ 2,437,382	$ 2,220,945
Less accumulated depreciation and amortization	(520,996)	(448,779)
Property and equipment, net	$ 1,916,386	1,772,166	$ 1,727,798
Minimum
Property Plant And Equipment Net By Type [Abstract]
Useful life	1 year
Land
Property Plant And Equipment Net By Type [Abstract]
Property and equipment, gross	$ 105,203	102,349
Buildings and improvements
Property Plant And Equipment Net By Type [Abstract]
Property and equipment, gross	$ 1,830,736	1,603,081
Buildings and improvements | Minimum
Property Plant And Equipment Net By Type [Abstract]
Useful life	2 years
Buildings and improvements | Maximum
Property Plant And Equipment Net By Type [Abstract]
Useful life	50 years
Leasehold improvements
Property Plant And Equipment Net By Type [Abstract]
Property and equipment, gross	$ 268,781	262,224
Leasehold improvements | Minimum
Property Plant And Equipment Net By Type [Abstract]
Useful life	1 year
Leasehold improvements | Maximum
Property Plant And Equipment Net By Type [Abstract]
Useful life	29 years
Equipment
Property Plant And Equipment Net By Type [Abstract]
Property and equipment, gross	$ 175,908	153,965
Equipment | Minimum
Property Plant And Equipment Net By Type [Abstract]
Useful life	3 years
Equipment | Maximum
Property Plant And Equipment Net By Type [Abstract]
Useful life	10 years
Furnitures, fixtures and computer software
Property Plant And Equipment Net By Type [Abstract]
Property and equipment, gross	$ 47,417	40,108
Furnitures, fixtures and computer software | Maximum
Property Plant And Equipment Net By Type [Abstract]
Useful life	7 years
Facility construction in progress
Property Plant And Equipment Net By Type [Abstract]
Property and equipment, gross	$ 9,337	$ 59,218