CONSOLIDATED STATEMENTS OF OPERATIONS (UNITED DOMINION REALTY, L.P.) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
REVENUES:
Rental income	$ 1,138,138	$ 1,035,105	$ 984,309
OPERATING EXPENSES:
Property operating and maintenance	178,947	169,078	164,660
Real estate taxes and insurance	150,888	133,912	121,146
Property management	32,721	28,465	27,068
Other operating expenses	13,932	12,100	9,060
Real estate depreciation and amortization	501,257	429,006	430,054
General and administrative	51,533	46,983	48,566
Casualty-related charges/(recoveries), net	474	2,121	4,335
Total operating expenses	936,418	828,338	811,297
Gain/(loss) on sale of real estate owned	5,282	136,197	43,404
Operating income	221,057	354,718	227,898
Income/(loss) from unconsolidated entities	137,873	(5,055)	31,257
Interest expense	(170,917)	(134,168)	(128,711)
Net income/(loss)	199,579	221,542	132,655
United Dominion Realty L.P.
REVENUES:
Rental income	441,773	431,920	419,377
OPERATING EXPENSES:
Property operating and maintenance	67,710	67,400	67,493
Real estate taxes and insurance	51,057	47,140	45,043
Property management	12,701	11,878	11,533
Other operating expenses	9,488	8,864	6,833
Real estate depreciation and amortization	139,975	143,481	152,473
General and administrative	18,014	16,889	17,875
Casualty-related charges/(recoveries), net	853	951	1,922
Total operating expenses	299,798	296,603	303,172
Gain/(loss) on sale of real estate owned		75,507	41,272
Operating income	141,975	210,824	157,477
Income/(loss) from unconsolidated entities	(8,313)	43,496	(19,256)
Interest expense	(1,639)	(8,733)	(18,156)
Interest expense on notes payable due to the General Partner	(28,028)	(14,102)	(12,210)
Net income/(loss)	103,995	231,485	107,855
Net (income)/loss attributable to noncontrolling interests	(1,832)	(1,722)	(1,548)
Net income/(loss) attributable to OP unitholders	$ 102,163	$ 229,763	$ 106,307
Income/(loss) per OP unit- basic and diluted:
Net income/(loss) per weighted average OP Unit - basic and diluted	$ 0.56	$ 1.25	$ 0.58
Weighted average OP Units outstanding - basic and diluted	184,034	183,609	183,344

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