Statement Of Comprehensive Income Statement Of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 119,288	$ 89,187	$ 111,601
Other comprehensive income (loss):	8,161	(550)	0
Unrealized gain (loss) on interest rate hedges	127,449	88,637	111,601
Less: Net loss attributable to noncontrolling interests in subsidiaries	(51)	(553)	(38)
Comprehensive income attributable to the controlling interests	$ 127,500	$ 89,190	$ 111,639