CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME/(LOSS) (UNITED DOMINION REALTY, L.P.) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Net income/(loss)	$ 20,258	$ 17,570	$ 131,927	$ 57,028
Other comprehensive income/(loss) - derivative instruments:
Unrealized holding gain/(loss)	2,320	131	4,312	256
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)	(564)	119	(1,162)	1,328
Other comprehensive income/(loss), including portion attributable to noncontrolling interests	1,756	250	3,150	1,584
Comprehensive income/(loss)	22,014	17,820	135,077	58,612
Comprehensive (income)/loss attributable to noncontrolling interests	(1,798)	(1,401)	(11,230)	(4,856)
Comprehensive income/(loss) attributable to OP unitholders	20,216	16,419	123,847	53,756
United Dominion Reality L.P.
Net income/(loss)	28,135	21,110	145,161	46,310
Other comprehensive income/(loss) - derivative instruments:
(Gain)/loss reclassified into earnings from other comprehensive income/(loss)				106
Other comprehensive income/(loss), including portion attributable to noncontrolling interests				106
Comprehensive income/(loss)	28,135	21,110	145,161	46,416
Comprehensive (income)/loss attributable to noncontrolling interests	(440)	(374)	(1,278)	(1,067)
Comprehensive income/(loss) attributable to OP unitholders	$ 27,695	$ 20,736	$ 143,883	$ 45,349