Segment Information (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Segment information

The following table reflects the reconciliation of net income (loss) attributable common shareholders to consolidated NOI for each of the three years in the period ended December 31, 2017:

		Year Ended December 31,
		2017			2016			2015
	(In thousands)
Net income (loss) attributable to common shareholders		$	(71,753	)	$	61,974		$	49,628
Add:
Depreciation and amortization expense		161,659			133,343			144,984
General and administrative expense:
Corporate and other		47,131			48,753			44,424
Third-party real estate services		51,919			19,066			18,217
Share-based compensation related to Formation Transaction		29,251			—			—
Transaction and other costs		127,739			6,476			—
Interest expense		58,141			51,781			50,823
Loss on extinguishment of debt		701			—			—
Income tax expense (benefit)		(9,912		)	1,083			420
Less:
Third-party real estate services, including reimbursements		63,236			33,882			29,467
Other income		5,167			5,381			10,854
Loss from unconsolidated real estate ventures, net		(4,143		)	(947		)	(4,283		)
Interest and other income (loss), net		1,788			2,992			2,557
Gain on bargain purchase		24,376			—			—
Net loss attributable to redeemable noncontrolling interests		7,328			—			—
Net loss attributable to noncontrolling interest		3			—			—
Consolidated NOI		$	297,121		$	281,168		$	269,901

Below is a summary of NOI by segment for each of the three years in the period ended December 31, 2017:

	Year Ended December 31, 2017
	Office		Multifamily		Other				Elimination of Intersegment Activity			Total
	(In thousands)
Rental revenue:
Property rentals	$	343,213	$	85,809	$	10,508			$	(2,905	)	$	436,625
Tenant reimbursements	32,315		5,012		658				—			37,985
Total rental revenue	375,528		90,821		11,166				(2,905		)	474,610
Rental expense:								—
Property operating	93,834		24,297		8,528				(15,604		)	111,055
Real estate taxes	50,483		10,940		5,011				—			66,434
Total rental expense	144,317		35,237		13,539				(15,604		)	177,489
Consolidated NOI	$	231,211	$	55,584	$	(2,373	)		$	12,699		$	297,121

	Year Ended December 31, 2016
	Office		Multifamily		Other			Elimination of Intersegment Activity			Total
	(In thousands)
Rental revenue:
Property rentals	$	317,956	$	63,401	$	23,234		$	(2,996	)	$	401,595
Tenant reimbursements	33,361		3,454		846			—			37,661
Total rental revenue	351,317		66,855		24,080			(2,996		)	439,256
Rental expense:							—
Property operating	91,128		17,238		7,216			(15,278		)	100,304
Real estate taxes	46,115		6,993		4,676			—			57,784
Total rental expense	137,243		24,231		11,892			(15,278		)	158,088
Consolidated NOI	$	214,074	$	42,624	$	12,188		$	12,282		$	281,168

	Year Ended December 31, 2015
	Office		Multifamily		Other		Elimination of Intersegment Activity			Total
	(In thousands)
Rental revenue:
Property rentals	$	311,671	$	53,071	$	27,504	$	(2,436	)	$	389,810
Tenant reimbursements	35,508		2,790		2,178		—			40,476
Total rental revenue	347,179		55,861		29,682		(2,436		)	430,286
Rental expense:
Property operating	92,355		14,606		9,268		(14,718		)	101,511
Real estate taxes	45,479		6,022		7,373		—			58,874
Total rental expense	137,834		20,628		16,641		(14,718		)	160,385
Consolidated NOI	$	209,345	$	35,233	$	13,041	$	12,282		$	269,901

The following is a summary of certain balance sheet data by segment as of December 31, 2017 and 2016:

	Office		Multifamily		Other		Elimination of Intersegment Activity			Total
December 31, 2017	(In thousands)
Real estate, at cost	$	3,955,013	$	1,476,423	$	594,361	$	—		$	6,025,797
Investments in and advances to    unconsolidated real estate ventures	124,659		98,835		38,317		—			261,811
Total assets	3,542,977		1,434,999		1,299,085		(205,254		)	6,071,807
December 31, 2016
Real estate, at cost	$	2,798,946	$	959,404	$	397,041	$	—		$	4,155,391
Investments in and advances to unconsolidated real estate ventures	45,647		—		129		—			45,776
Total assets	2,388,396		873,157		399,087		—			3,660,640