Reportable Segments (Tables)

3 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

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

ThefollowingtablepresentsareconciliationofNOIfromourrentalrealestateforthe quarters ended March 31, 2019 and 2018, respectively (amounts inthousands):

	Quarter Ended March 31,
	2019			2018
Rental income	$	662,302		$	632,831
Property and maintenance expense		(115,070	)		(108,202	)
Real estate taxes and insurance expense		(91,442	)		(91,914	)
Total operating expenses		(206,512	)		(200,116	)
Net operating income	$	455,790		$	432,715

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 quarters ended March 31, 2019 and 2018,respectively,aswellastotalassetsandcapitalexpendituresatMarch 31, 2019(amounts inthousands):

	Quarter Ended March 31, 2019							Quarter Ended March 31, 2018
	Rental Income		Operating Expenses		NOI			Rental Income		Operating Expenses		NOI
Same store (1)
Los Angeles	$	115,399	$	34,484	$	80,915		$	110,996	$	32,041	$	78,955
Orange County		25,828		6,205		19,623			24,803		6,091		18,712
San Diego		23,304		6,127		17,177			22,492		5,964		16,528
Subtotal - Southern California		164,531		46,816		117,715			158,291		44,096		114,195
San Francisco		121,761		30,417		91,344			117,352		29,410		87,942
Washington D.C.		110,784		34,674		76,110			108,528		33,910		74,618
New York		116,064		49,089		66,975			113,328		45,549		67,779
Boston		58,320		16,611		41,709			56,294		16,199		40,095
Seattle		50,621		13,531		37,090			49,516		13,853		35,663
Other Markets		522		185		337			488		164		324
Total same store		622,603		191,323		431,280			603,797		183,181		420,616
Non-same store/other (2) (3)
Non-same store		39,409		13,293		26,116			17,396		7,105		10,291
Other (3)		290		1,896		(1,606	)		11,638		9,830		1,808
Total non-same store/other		39,699		15,189		24,510			29,034		16,935		12,099
Totals	$	662,302	$	206,512	$	455,790		$	632,831	$	200,116	$	432,715

(1) For the quarters ended March 31, 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 74,166 apartmentunits.

(2) For the quarters ended March 31, 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 March 31, 2019
	Total Assets		Capital Expenditures
Same store (1)
Los Angeles	$	3,049,292	$	7,061
Orange County		415,698		1,833
San Diego		401,881		630
Subtotal - Southern California		3,866,871		9,524
San Francisco		3,400,898		6,039
Washington D.C.		3,749,155		3,683
New York		4,144,468		3,754
Boston		1,581,121		5,981
Seattle		1,322,060		2,773
Other Markets		12,852		44
Total same store		18,077,425		31,798
Non-same store/other (2) (3)
Non-same store		2,192,615		2,220
Other (3)		498,771		—
Total non-same store/other		2,691,386		2,220
Totals	$	20,768,811	$	34,018

(1) Same store primarily includes all properties acquired or completed that were stabilized prior to January 1, 2018, less properties subsequently sold, which represented 74,166 apartmentunits.

(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 propertiessold.