Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Statement of Comprehensive Income [Abstract]
Net income	$ 39,860	$ 37,033	$ 72,648	$ 69,664
Other comprehensive (loss) income: cash flow hedges	(81,613)	18,994	(114,921)	63,363
Comprehensive (loss) income	(41,753)	56,027	(42,273)	133,027
Less: Comprehensive loss (income) attributable to noncontrolling interests	18,923	(10,878)	25,143	(28,750)
Comprehensive (loss) income attributable to common stockholders	$ (22,830)	$ 45,149	$ (17,130)	$ 104,277