Reportable Segments (Tables)

6 Months Ended

Jun. 30, 2019

Segment Reporting [Abstract]

Schedule of Reconciliation of NOI from Rental Real Estate Specific to Continuing Operations

The following table presents a reconciliation of NOI from our rental real estate for the six months and quarters ended June 30, 2019 and 2018, respectively (amounts in thousands):

	Six Months Ended June 30,						Quarter Ended June 30,
	2019			2018			2019			2018
Rental income	$	1,331,676		$	1,272,451		$	669,374		$	639,620
Property and maintenance expense		(223,531	)		(211,946	)		(108,461	)		(103,744	)
Real estate taxes and insurance expense		(182,888	)		(181,396	)		(91,446	)		(89,482	)
Total operating expenses		(406,419	)		(393,342	)		(199,907	)		(193,226	)
Net operating income	$	925,257		$	879,109		$	469,467		$	446,394

Schedule of NOI for Each Segment from Rental Real Estate Specific to Continuing Operations

The following tables present NOI for each segment from our rental real estate for the six months and quarters ended June 30, 2019 and 2018, respectively, as well as total assets and capital expenditures at June 30, 2019 (amounts in thousands):

	Six Months Ended June 30, 2019						Six Months Ended June 30, 2018
	Rental Income		Operating Expenses		NOI		Rental Income		Operating Expenses		NOI
Same store (1)
Los Angeles	$	232,546	$	68,259	$	164,287	$	222,227	$	63,887	$	158,340
Orange County		51,886		12,201		39,685		49,996		12,231		37,765
San Diego		47,023		12,084		34,939		45,425		11,754		33,671
Subtotal - Southern California		331,455		92,544		238,911		317,648		87,872		229,776
San Francisco		245,103		59,735		185,368		235,767		58,001		177,766
Washington D.C.		223,479		68,742		154,737		218,624		67,463		151,161
New York		225,942		94,472		131,470		220,456		88,496		131,960
Boston		112,127		31,075		81,052		108,348		30,152		78,196
Seattle		101,931		27,512		74,419		99,485		28,084		71,401
Other Markets		1,040		377		663		968		339		629
Total same store		1,241,077		374,457		866,620		1,201,296		360,407		840,889
Non-same store/other (2) (3)
Non-same store		81,933		26,738		55,195		40,438		15,393		25,045
Other (3)		8,666		5,224		3,442		30,717		17,542		13,175
Total non-same store/other		90,599		31,962		58,637		71,155		32,935		38,220
Totals	$	1,331,676	$	406,419	$	925,257	$	1,272,451	$	393,342	$	879,109

(1) For the six months ended June 30, 2019 and 2018, same store primarily includes all properties acquired or completed that were stabilized prior to January 1, 2018, less properties subsequently sold, which represented 73,609 apartment units.

(2) For the six months ended June 30, 2019 and 2018, non-same store primarily includes properties acquired after January 1, 2018, plus any properties in lease-up and not stabilized as of January 1, 2018.

(3) Other includes development, other corporate operations and operations prior to disposition for properties sold.

	Quarter Ended June 30, 2019						Quarter Ended June 30, 2018
	Rental Income		Operating Expenses		NOI		Rental Income		Operating Expenses		NOI
Same store (1)
Los Angeles	$	117,147	$	33,776	$	83,371	$	111,230	$	31,845	$	79,385
Orange County		26,058		5,996		20,062		25,193		6,140		19,053
San Diego		23,720		5,958		17,762		22,932		5,790		17,142
Subtotal - Southern California		166,925		45,730		121,195		159,355		43,775		115,580
San Francisco		123,341		29,317		94,024		118,416		28,591		89,825
Washington D.C.		112,694		34,066		78,628		110,096		33,553		76,543
New York		113,579		46,304		67,275		110,691		43,683		67,008
Boston		58,224		15,859		42,365		56,379		15,475		40,904
Seattle		55,288		15,053		40,235		53,854		15,236		38,618
Other Markets		518		192		326		481		175		306
Total same store		630,569		186,521		444,048		609,272		180,488		428,784
Non-same store/other (2) (3)
Non-same store		36,712		11,676		25,036		17,393		6,465		10,928
Other (3)		2,093		1,710		383		12,955		6,273		6,682
Total non-same store/other		38,805		13,386		25,419		30,348		12,738		17,610
Totals	$	669,374	$	199,907	$	469,467	$	639,620	$	193,226	$	446,394

(1) For the quarters ended June 30, 2019 and 2018, same store primarily includes all properties acquired or completed that were stabilized prior to April 1, 2018, less properties subsequently sold, which represented 74,236 apartment units.

(2) For the quarters ended June 30, 2019 and 2018, non-same store primarily includes properties acquired after April 1, 2018, plus any properties in lease-up and not stabilized as of April 1, 2018.

(3) Other includes development, other corporate operations and operations prior to disposition for properties sold.

	Six Months Ended June 30, 2019
	Total Assets		Capital Expenditures
Same store (1)
Los Angeles	$	3,027,063	$	15,775
Orange County		412,837		4,812
San Diego		398,072		1,749
Subtotal - Southern California		3,837,972		22,336
San Francisco		3,375,932		14,222
Washington D.C.		3,716,255		9,007
New York		3,917,085		10,679
Boston		1,490,866		11,924
Seattle		1,313,159		7,973
Other Markets		12,887		126
Total same store		17,664,156		76,267
Non-same store/other (2) (3)
Non-same store		2,548,854		4,961
Other (3)		777,701		300
Total non-same store/other		3,326,555		5,261
Totals	$	20,990,711	$	81,528

(1) Same store primarily includes all properties acquired or completed that were stabilized prior to January 1, 2018, less properties subsequently sold, which represented 73,609 apartment units.

(2) Non-same store primarily includes properties acquired after January 1, 2018, plus any properties in lease-up and not stabilized as of January 1, 2018.

(3) Other includes development, other corporate operations and capital expenditures for properties sold.