Accumulated Other Comprehensive Income - Summary of Changes in Accumulated Other Comprehensive Loss by Component (Parenthetical) (Details) - USD ($)		3 Months Ended			9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015		Sep. 30, 2016	Sep. 30, 2015
Accumulated Other Comprehensive Income Loss [Line Items]
Amounts reclassified from accumulated other comprehensive loss	[1]	$ 2,747,000	$ 0	[2]	$ 8,323,000	$ 0	[2]
Unconsolidated Joint Ventures [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Amounts reclassified from accumulated other comprehensive loss		$ 0	$ 0		$ 0	$ 0

[1] Net of amount attributable to the noncontrolling interests in the Operating Partnership.

[2] There were no reclassifications from accumulated other comprehensive loss into interest expense as each swap was a forward starting interest rate swap.