Facility Operating Leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Schedule of facility operating lease expense [Abstract]
Cash basis payment	$ 92,352	$ 71,340	$ 187,074	$ 142,525
Straight-line expense	1,919	(217)	4,720	(440)
Amortization of (above) below market rents, net	(1,840)	0	(3,799)	0
Amortization of deferred gain	(1,093)	(1,093)	(2,186)	(2,186)
Facility lease expense	$ 91,338	$ 70,030	$ 185,809	$ 139,899