Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Schedule of segment reporting information

	For the Year Ended December 31, 2020
	Office Portfolio		SHOP		Non-Segment		Consolidated
Revenues:
Rental income	$	383,365	$	—	$	43,850	$	427,215
Residents fees and services	—		1,204,811		—		1,204,811
Total revenues	383,365		1,204,811		43,850		1,632,026
Expenses:
Property operating expenses	129,756		1,106,601		—		1,236,357
Depreciation and amortization	129,321		129,124		11,702		270,147
General and administrative	—		—		30,593		30,593
Acquisition and certain other transaction related costs	—		—		814		814
Impairment of assets	8,558		98,414		—		106,972
Total expenses	267,635		1,334,139		43,109		1,644,883
Gain (loss) on sale of properties	2,597		(627)		4,517		6,487
Gains on equity securities, net	—		—		34,106		34,106
Interest and other income	—		17,485		736		18,221
Interest expense	(24,188)		(2,223)		(175,072)		(201,483)
Gain on lease termination	—		—		22,896		22,896
Loss on early extinguishment of debt	(401)		—		(26)		(427)
Income (loss) from continuing operations before income tax expense	93,738		(114,693)		(112,102)		(133,057)
Income tax expense	—		—		(1,250)		(1,250)
Net income (loss)	93,738		(114,693)		(113,352)		(134,307)
Net income attributable to noncontrolling interest	(5,146)		—		—		(5,146)
Net income (loss) attributable to common shareholders	$	88,592	$	(114,693)	$	(113,352)	$	(139,453)
	As of December 31, 2020
	Office Portfolio		SHOP		Non-Segment		Consolidated
Total assets	$	3,092,289	$	2,912,570	$	471,565	$	6,476,424

	For the Year Ended December 31, 2019
	Office Portfolio		SHOP		Non-Segment		Consolidated
Revenues:
Rental income	$	405,016	$	137,898	$	63,644	$	606,558
Residents fees and services	—		433,597		—		433,597
Total revenues	405,016		571,495		63,644		1,040,155
Expenses:
Property operating expenses	132,348		356,722		—		489,070
Depreciation and amortization	137,611		132,637		18,777		289,025
General and administrative	—		—		37,028		37,028
Acquisition and certain other transaction related costs	—		—		13,102		13,102
Impairment of assets	43,035		65,822		6,344		115,201
Total expenses	312,994		555,181		75,251		943,426
Gain on sale of properties	6,617		15,207		17,872		39,696
Dividend income	—		—		1,846		1,846
Losses on equity securities, net	—		—		(41,898)		(41,898)
Interest and other income	—		—		941		941
Interest expense	(24,399)		(3,058)		(152,655)		(180,112)
Loss on early extinguishment of debt	—		(17)		(27)		(44)
Income (loss) from continuing operations before income tax expense and equity in earnings of an investee	74,240		28,446		(185,528)		(82,842)
Income tax expense	—		—		(436)		(436)
Equity in earnings of an investee	—		—		400		400
Net income (loss)	74,240		28,446		(185,564)		(82,878)
Net income attributable to noncontrolling interest	(5,356)		—		—		(5,356)
Net income (loss) attributable to common shareholders	$	68,884	$	28,446	$	(185,564)	$	(88,234)
	As of December 31, 2019
	Office Portfolio		SHOP		Non-Segment		Consolidated
Total assets	$	3,165,577	$	3,044,989	$	443,260	$	6,653,826

	For the Year Ended December 31, 2018
	Office Portfolio		SHOP		Non-Segment		Consolidated
Revenues:
Rental income	$	412,813	$	212,622	$	75,206	$	700,641
Residents fees and services	—		416,523		—		416,523
Total revenues	412,813		629,145		75,206		1,117,164
Expenses:
Property operating expenses	127,732		323,849		—		451,581
Depreciation and amortization	141,477		121,303		23,455		286,235
General and administrative	—		—		85,885		85,885
Acquisition and certain other transaction related costs	—		—		194		194
Impairment of assets	46,797		—		19,549		66,346
Total expenses	316,006		445,152		129,083		890,241
Gain on sale of properties	—		3,699		258,217		261,916
Dividend income	—		—		2,901		2,901
Losses on equity securities, net	—		—		(20,724)		(20,724)
Interest and other income	—		—		667		667
Interest expense	(24,360)		(5,214)		(149,713)		(179,287)
(Loss) gain on early extinguishment of debt	—		(98)		76		(22)
Income from continuing operations before income tax expense and equity in earnings of an investee	72,447		182,380		37,547		292,374
Income tax expense	—		—		(476)		(476)
Equity in earnings of an investee	—		—		516		516
Net income	72,447		182,380		37,587		292,414
Net income attributable to noncontrolling interest	(5,542)		—		—		(5,542)
Net income attributable to common shareholders	$	66,905	$	182,380	$	37,587	$	286,872
	As of December 31, 2018
	Office Portfolio		SHOP		Non-Segment		Consolidated
Total assets	$	3,344,581	$	2,984,333	$	831,512	$	7,160,426