Segment Disclosures - Summary Information for the Reportable Segments (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($)	Mar. 31, 2020 USD ($)	Dec. 31, 2020 property	Jan. 31, 2020 property
Segment Disclosure
Property count | property				15
Tax benefit recognized in conjunction with internal restructuring activities		$ 52,000
Tax benefit recognized from CARES Act		2,900
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues	$ 455,276	381,054
Government grant income	1,310
Less: Interest income	(9,013)	(3,688)
Healthpeak's share of unconsolidated joint venture total revenues	23,293	42,536
Healthpeak's share of unconsolidated joint venture government grant income	426
Noncontrolling interests' share of consolidated joint venture total revenues	(8,991)	(8,692)
Operating expenses	(181,761)	(237,377)
Healthpeak's share of unconsolidated joint venture operating expenses	(18,059)	(31,590)
Noncontrolling interests' share of consolidated joint venture operating expenses	2,524	2,617
Adjustments to NOI	(13,601)	86,239
Adjusted NOI	251,404	231,099
Plus: Adjustments to NOI	13,601	(86,239)
Interest income	9,013	3,688
Interest expense	(46,843)	(55,691)
Depreciation and amortization	(157,538)	(125,112)
General and administrative	(24,902)	(22,349)
Transaction costs	(798)	(14,563)
Impairments and loan loss reserves	(3,242)	(11,107)
Gain (loss) on sales of real estate, net	0	2,069
Gain (loss) on debt extinguishments	(164,292)	833
Other income (expense), net	2,200	210,653
Less: Government grant income	(1,310)
Less: Healthpeak's share of unconsolidated joint venture NOI	(5,660)	(10,946)
Plus: Noncontrolling interests' share of consolidated joint venture NOI	6,467	6,075
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures	(121,900)	128,410
Income tax benefit (expense)	(8)	29,868
Equity income (loss) from unconsolidated joint ventures	1,323	(11,146)
Income (loss) from continuing operations	(120,585)	147,132
Income (loss) from discontinued operations	270,008	135,408
Net income (loss)	149,423	282,540
Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues	455,276	381,054
Corporate Non-segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues	0	0
Government grant income	0
Less: Interest income	0	0
Healthpeak's share of unconsolidated joint venture total revenues	0	0
Healthpeak's share of unconsolidated joint venture government grant income	0
Noncontrolling interests' share of consolidated joint venture total 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	(44,728)	(54,222)
Depreciation and amortization	0	0
General and administrative	(24,902)	(22,349)
Transaction costs	0	0
Impairments and loan loss reserves	0	0
Gain (loss) on sales of real estate, net		0
Gain (loss) on debt extinguishments	(164,292)	833
Other income (expense), net	1,817	(1,386)
Less: Government grant income	0
Less: Healthpeak's share of unconsolidated joint venture NOI	0	0
Plus: Noncontrolling interests' share of consolidated joint venture NOI	0	0
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures	(232,105)	(77,124)
Income tax benefit (expense)	(8)	29,868
Equity income (loss) from unconsolidated joint ventures	0	0
Income (loss) from continuing operations	(232,113)	(47,256)
Income (loss) from discontinued operations	270,008	135,408
Net income (loss)	37,895	88,152
Life Science
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Depreciation and amortization	(3,000)
Income (loss) from continuing operations	(3,000)
Life Science | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues	169,934	128,883
Government grant income	0
Less: Interest income	0	0
Healthpeak's share of unconsolidated joint venture total revenues	1,337	0
Healthpeak's share of unconsolidated joint venture government grant income	0
Noncontrolling interests' share of consolidated joint venture total revenues	(65)	(52)
Operating expenses	(39,461)	(30,201)
Healthpeak's share of unconsolidated joint venture operating expenses	(425)	0
Noncontrolling interests' share of consolidated joint venture operating expenses	20	17
Adjustments to NOI	(11,810)	(4,280)
Adjusted NOI	119,530	94,367
Plus: Adjustments to NOI	11,810	4,280
Interest income	0	0
Interest expense	(102)	(63)
Depreciation and amortization	(68,434)	(50,211)
General and administrative	0	0
Transaction costs	(32)	0
Impairments and loan loss reserves	0	0
Gain (loss) on sales of real estate, net		0
Gain (loss) on debt extinguishments	0	0
Other income (expense), net	4	0
Less: Government grant income	0
Less: Healthpeak's share of unconsolidated joint venture NOI	(912)	0
Plus: Noncontrolling interests' share of consolidated joint venture NOI	45	35
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures	61,909	48,408
Income tax benefit (expense)	0	0
Equity income (loss) from unconsolidated joint ventures	(93)	0
Income (loss) from continuing operations	61,816	48,408
Income (loss) from discontinued operations	0	0
Net income (loss)	61,816	48,408
Medical Office | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues	160,201	156,641
Government grant income	0
Less: Interest income	0	0
Healthpeak's share of unconsolidated joint venture total revenues	715	695
Healthpeak's share of unconsolidated joint venture government grant income	0
Noncontrolling interests' share of consolidated joint venture total revenues	(8,926)	(8,640)
Operating expenses	(51,121)	(50,694)
Healthpeak's share of unconsolidated joint venture operating expenses	(294)	(275)
Noncontrolling interests' share of consolidated joint venture operating expenses	2,504	2,600
Adjustments to NOI	(1,923)	(994)
Adjusted NOI	101,156	99,333
Plus: Adjustments to NOI	1,923	994
Interest income	0	0
Interest expense	(95)	(102)
Depreciation and amortization	(57,954)	(54,667)
General and administrative	0	0
Transaction costs	(330)	0
Impairments and loan loss reserves	0	(2,706)
Gain (loss) on sales of real estate, net		2,109
Gain (loss) on debt extinguishments	0	0
Other income (expense), net	(2,279)	0
Less: Government grant income	0
Less: Healthpeak's share of unconsolidated joint venture NOI	(421)	(420)
Plus: Noncontrolling interests' share of consolidated joint venture NOI	6,422	6,040
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures	48,422	50,581
Income tax benefit (expense)	0	0
Equity income (loss) from unconsolidated joint ventures	192	197
Income (loss) from continuing operations	48,614	50,778
Income (loss) from discontinued operations	0	0
Net income (loss)	48,614	50,778
CCRC | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues	116,128	91,780
Government grant income	1,310
Less: Interest income	0	0
Healthpeak's share of unconsolidated joint venture total revenues	4,488	21,647
Healthpeak's share of unconsolidated joint venture government grant income	199
Noncontrolling interests' share of consolidated joint venture total revenues	0	0
Operating expenses	(91,179)	(156,482)
Healthpeak's share of unconsolidated joint venture operating expenses	(4,745)	(18,037)
Noncontrolling interests' share of consolidated joint venture operating expenses	0	0
Adjustments to NOI	20	91,561
Adjusted NOI	26,221	30,469
Plus: Adjustments to NOI	(20)	(91,561)
Interest income	0	0
Interest expense	(1,918)	(1,304)
Depreciation and amortization	(31,150)	(20,229)
General and administrative	0	0
Transaction costs	(432)	(14,474)
Impairments and loan loss reserves	0	0
Gain (loss) on sales of real estate, net		0
Gain (loss) on debt extinguishments	0	0
Other income (expense), net	2,176	170,332
Less: Government grant income	(1,310)
Less: Healthpeak's share of unconsolidated joint venture NOI	58	(3,610)
Plus: Noncontrolling interests' share of consolidated joint venture NOI	0	0
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures	(6,375)	69,623
Income tax benefit (expense)	0	0
Equity income (loss) from unconsolidated joint ventures	0	(1,880)
Income (loss) from continuing operations	(6,375)	67,743
Income (loss) from discontinued operations	0	0
Net income (loss)	(6,375)	67,743
Other non-reportable | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues	9,013	3,750
Government grant income	0
Less: Interest income	(9,013)	(3,688)
Healthpeak's share of unconsolidated joint venture total revenues	16,753	20,194
Healthpeak's share of unconsolidated joint venture government grant income	227
Noncontrolling interests' share of consolidated joint venture total revenues	0	0
Operating expenses	0	0
Healthpeak's share of unconsolidated joint venture operating expenses	(12,595)	(13,278)
Noncontrolling interests' share of consolidated joint venture operating expenses	0	0
Adjustments to NOI	112	(48)
Adjusted NOI	4,497	6,930
Plus: Adjustments to NOI	(112)	48
Interest income	9,013	3,688
Interest expense	0	0
Depreciation and amortization	0	(5)
General and administrative	0	0
Transaction costs	(4)	(89)
Impairments and loan loss reserves	(3,242)	(8,401)
Gain (loss) on sales of real estate, net		(40)
Gain (loss) on debt extinguishments	0	0
Other income (expense), net	482	41,707
Less: Government grant income	0
Less: Healthpeak's share of unconsolidated joint venture NOI	(4,385)	(6,916)
Plus: Noncontrolling interests' share of consolidated joint venture NOI	0	0
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures	6,249	36,922
Income tax benefit (expense)	0	0
Equity income (loss) from unconsolidated joint ventures	1,224	(9,463)
Income (loss) from continuing operations	7,473	27,459
Income (loss) from discontinued operations	0	0
Net income (loss)	$ 7,473	$ 27,459
Assets Leased to Others | Other non-reportable
Segment Disclosure
Property count | property			1