Segment Disclosures - Summary Information for the Reportable Segments (Details) $ in Thousands		3 Months Ended
	Jan. 31, 2020 USD ($) property	Mar. 31, 2020 USD ($) property facility	Mar. 31, 2019 USD ($) facility	Oct. 31, 2019 property	Nov. 30, 2017 property
Segment reporting information, revenues
Total revenues		$ 585,150	$ 436,154
Less: Interest income		(3,688)	(1,713)
Healthpeak's share of unconsolidated joint venture real estate revenues		48,193	64,124
Noncontrolling interests' share of consolidated joint venture real estate revenues		(9,230)	(8,817)
Operating expenses		(376,013)	(168,927)
Healthpeak's share of unconsolidated joint venture operating expenses		(36,266)	(45,830)
Noncontrolling interests' share of consolidated joint venture operating expenses		2,994	2,787
Adjustments to NOI		83,442	694
Adjusted NOI		294,582	278,472
Plus: Adjustments to NOI		(83,442)	(694)
Interest income		3,688	1,713
Interest expense		(58,376)	(49,327)
Depreciation and amortization		(189,276)	(131,951)
General and administrative		(22,349)	(21,355)
Transaction costs		(14,848)	(4,518)
Impairments and loan loss reserves (recoveries), net		(39,123)	(8,858)
Gain (loss) on sales of real estate, net		164,869	8,044
Loss on debt extinguishments		833	0
Other income (expense), net		210,608	3,133
Income tax benefit (expense)		33,044	3,458
Less: Healthpeak's share of unconsolidated joint venture NOI		(11,927)	(18,294)
Plus: Noncontrolling interests' share of consolidated joint venture NOI		6,236	6,030
Equity income (loss) from unconsolidated joint ventures		(11,979)	(863)
Net income (loss)		282,540	64,990
Tax benefit recognized in conjunction with internal restructuring activities		52,000
Tax benefit recognized from CARES Act		2,900
Operating segment
Segment reporting information, revenues
Total revenues		585,150	436,154
Corporate and other assets
Segment reporting information, revenues
Total revenues		0	0
Less: Interest income		0	0
Healthpeak's share of unconsolidated joint venture real estate revenues		0	0
Noncontrolling interests' share of consolidated joint venture real estate revenues		0	0
Operating expenses		0	0
Healthpeak's share of unconsolidated joint venture operating expenses		0	0
Noncontrolling interests' share of consolidated joint venture operating expenses		0	0
Adjustments to NOI		0	0
Adjusted NOI		0	0
Plus: Adjustments to NOI		0	0
Interest income		0	0
Interest expense		(53,970)	(47,891)
Depreciation and amortization		0	0
General and administrative		(22,349)	(21,355)
Transaction costs		(14,848)	(4,518)
Impairments and loan loss reserves (recoveries), net		0	0
Gain (loss) on sales of real estate, net		0	0
Loss on debt extinguishments		833
Other income (expense), net		(1,431)	3,133
Income tax benefit (expense)		33,044	3,458
Less: Healthpeak's share of unconsolidated joint venture NOI		0	0
Plus: Noncontrolling interests' share of consolidated joint venture NOI		0	0
Equity income (loss) from unconsolidated joint ventures		0	0
Net income (loss)		$ (58,721)	$ (67,173)
Senior housing triple-net
Segment Disclosure
Number of facilities transitioned | facility		7	18
Senior housing triple-net | Operating segment
Segment reporting information, revenues
Total revenues		$ 33,135	$ 58,831
Less: Interest income		0	0
Healthpeak's share of unconsolidated joint venture real estate revenues		0	0
Noncontrolling interests' share of consolidated joint venture real estate revenues		0	(2)
Operating expenses		(506)	(994)
Healthpeak's share of unconsolidated joint venture operating expenses		0	0
Noncontrolling interests' share of consolidated joint venture operating expenses		0	0
Adjustments to NOI		(3,374)	566
Adjusted NOI		29,255	58,401
Plus: Adjustments to NOI		3,374	(566)
Interest income		0	0
Interest expense		(82)	(589)
Depreciation and amortization		(7,160)	(16,677)
General and administrative		0	0
Transaction costs		0	0
Impairments and loan loss reserves (recoveries), net		(4,670)	0
Gain (loss) on sales of real estate, net		164,043	3,557
Loss on debt extinguishments		0
Other income (expense), net		0	0
Income tax benefit (expense)		0	0
Less: Healthpeak's share of unconsolidated joint venture NOI		0	0
Plus: Noncontrolling interests' share of consolidated joint venture NOI		0	2
Equity income (loss) from unconsolidated joint ventures		0	0
Net income (loss)		$ 184,760	44,128
SHOP
Segment Disclosure
Number of deconsolidating assets | property		19
SHOP | Operating segment
Segment reporting information, revenues
Total revenues		$ 170,961	126,181
Less: Interest income		0	0
Healthpeak's share of unconsolidated joint venture real estate revenues		25,765	5,649
Noncontrolling interests' share of consolidated joint venture real estate revenues		(538)	(472)
Operating expenses		(138,130)	(96,947)
Healthpeak's share of unconsolidated joint venture operating expenses		(17,956)	(4,161)
Noncontrolling interests' share of consolidated joint venture operating expenses		377	350
Adjustments to NOI		531	1,182
Adjusted NOI		41,010	31,782
Plus: Adjustments to NOI		(531)	(1,182)
Interest income		0	0
Interest expense		(2,855)	(663)
Depreciation and amortization		(57,003)	(24,086)
General and administrative		0	0
Transaction costs		0	0
Impairments and loan loss reserves (recoveries), net		(23,285)	0
Gain (loss) on sales of real estate, net		(1,243)	4,487
Loss on debt extinguishments		0
Other income (expense), net		0	0
Income tax benefit (expense)		0	0
Less: Healthpeak's share of unconsolidated joint venture NOI		(7,809)	(1,488)
Plus: Noncontrolling interests' share of consolidated joint venture NOI		161	122
Equity income (loss) from unconsolidated joint ventures		(18,150)	(477)
Net income (loss)		(69,705)	8,495
CCRC | Operating segment
Segment reporting information, revenues
Total revenues		91,780	0
Less: Interest income		0	0
Healthpeak's share of unconsolidated joint venture real estate revenues		21,647	52,238
Noncontrolling interests' share of consolidated joint venture real estate revenues		0	0
Operating expenses		(156,482)	0
Healthpeak's share of unconsolidated joint venture operating expenses		(18,037)	(41,377)
Noncontrolling interests' share of consolidated joint venture operating expenses		0	0
Adjustments to NOI		91,561	3,452
Adjusted NOI		30,469	14,313
Plus: Adjustments to NOI		(91,561)	(3,452)
Interest income		0	0
Interest expense		(1,304)	0
Depreciation and amortization		(20,229)	0
General and administrative		0	0
Transaction costs		0	0
Impairments and loan loss reserves (recoveries), net		0	0
Gain (loss) on sales of real estate, net		0	0
Loss on debt extinguishments		0
Other income (expense), net		170,332	0
Income tax benefit (expense)		0	0
Less: Healthpeak's share of unconsolidated joint venture NOI		(3,610)	(10,861)
Plus: Noncontrolling interests' share of consolidated joint venture NOI		0	0
Equity income (loss) from unconsolidated joint ventures		(1,880)	(2,096)
Net income (loss)		82,217	(2,096)
Life science | Operating segment
Segment reporting information, revenues
Total revenues		128,883	94,473
Less: Interest income		0	0
Healthpeak's share of unconsolidated joint venture real estate revenues		0	0
Noncontrolling interests' share of consolidated joint venture real estate revenues		(52)	(40)
Operating expenses		(30,201)	(21,992)
Healthpeak's share of unconsolidated joint venture operating expenses		0	0
Noncontrolling interests' share of consolidated joint venture operating expenses		17	13
Adjustments to NOI		(4,280)	(2,479)
Adjusted NOI		94,367	69,975
Plus: Adjustments to NOI		4,280	2,479
Interest income		0	0
Interest expense		(63)	(73)
Depreciation and amortization		(50,211)	(36,248)
General and administrative		0	0
Transaction costs		0	0
Impairments and loan loss reserves (recoveries), net		0	0
Gain (loss) on sales of real estate, net		0	0
Loss on debt extinguishments		0
Other income (expense), net		0	0
Income tax benefit (expense)		0	0
Less: Healthpeak's share of unconsolidated joint venture NOI		0	0
Plus: Noncontrolling interests' share of consolidated joint venture NOI		35	27
Equity income (loss) from unconsolidated joint ventures		0	0
Net income (loss)		48,408	36,160
Medical office | Operating segment
Segment reporting information, revenues
Total revenues		145,146	142,195
Less: Interest income		0	0
Healthpeak's share of unconsolidated joint venture real estate revenues		695	705
Noncontrolling interests' share of consolidated joint venture real estate revenues		(8,640)	(8,303)
Operating expenses		(50,687)	(48,987)
Healthpeak's share of unconsolidated joint venture operating expenses		(275)	(275)
Noncontrolling interests' share of consolidated joint venture operating expenses		2,600	2,424
Adjustments to NOI		(1,457)	(1,748)
Adjusted NOI		87,382	86,011
Plus: Adjustments to NOI		1,457	1,748
Interest income		0	0
Interest expense		(102)	(111)
Depreciation and amortization		(53,148)	(53,020)
General and administrative		0	0
Transaction costs		0	0
Impairments and loan loss reserves (recoveries), net		(2,706)	(8,858)
Gain (loss) on sales of real estate, net		2,109	0
Loss on debt extinguishments		0
Other income (expense), net		0	0
Income tax benefit (expense)		0	0
Less: Healthpeak's share of unconsolidated joint venture NOI		(420)	(430)
Plus: Noncontrolling interests' share of consolidated joint venture NOI		6,040	5,879
Equity income (loss) from unconsolidated joint ventures		196	211
Net income (loss)		40,808	31,430
Other non-reportable segments | Operating segment
Segment reporting information, revenues
Total revenues		15,245	14,474
Less: Interest income		(3,688)	(1,713)
Healthpeak's share of unconsolidated joint venture real estate revenues		86	5,532
Noncontrolling interests' share of consolidated joint venture real estate revenues		0	0
Operating expenses		(7)	(7)
Healthpeak's share of unconsolidated joint venture operating expenses		2	(17)
Noncontrolling interests' share of consolidated joint venture operating expenses		0	0
Adjustments to NOI		461	(279)
Adjusted NOI		12,099	17,990
Plus: Adjustments to NOI		(461)	279
Interest income		3,688	1,713
Interest expense		0	0
Depreciation and amortization		(1,525)	(1,920)
General and administrative		0	0
Transaction costs		0	0
Impairments and loan loss reserves (recoveries), net		(8,462)	0
Gain (loss) on sales of real estate, net		(40)	0
Loss on debt extinguishments		0
Other income (expense), net		41,707	0
Income tax benefit (expense)		0	0
Less: Healthpeak's share of unconsolidated joint venture NOI		(88)	(5,515)
Plus: Noncontrolling interests' share of consolidated joint venture NOI		0	0
Equity income (loss) from unconsolidated joint ventures		7,855	1,499
Net income (loss)		$ 54,773	$ 14,046
Assets Leased to Others | Senior housing triple-net
Segment Disclosure
Property count | property				43	78
CCRC JV | Assets Leased to Others | Other non-reportable segments
Segment Disclosure
Property count | property	15			15
Brookedale MTCA
Segment reporting information, revenues
Gain (loss) on sales of real estate, net	$ 164,000
Brookedale MTCA | CCRC JV
Segment Disclosure
Property count | property	15
Brookedale MTCA | CCRC JV | Assets Leased to Others | Other non-reportable segments
Segment Disclosure
Ownership interest acquired		100.00%
Property count | property	13