Consolidated Statements Of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Consolidated Statements Of Comprehensive Loss [Abstract]
Net Income	$ 114,959	$ 19,626	$ 106,540	$ 15,237
Other Comprehensive Income (Loss)
Change in Fair Value of Derivative Instruments	(124)	307	(540)	89
Less: Reclassification Adjustment for Change in Fair Value of Derivative Instruments Included in Net Income	140	(372)	319	(710)
Other Comprehensive Income (Loss), Net of Tax, Total	16	(65)	(221)	(621)
Comprehensive Income	114,975	19,561	106,319	14,616
Less: Comprehensive (Income) Loss Attributable to Noncontrolling Interests	(4,748)	(405)	(4,061)	38
Less: Preferred Distributions	(4,000)	(3,589)	(7,589)	(7,178)
Less: Extinguishment of Issuance Costs Upon Redemption of Series B Preferred Shares	(4,021)		(4,021)
Comprehensive Income Attributable to Common Shareholders	$ 102,206	$ 15,567	$ 90,648	$ 7,476