Segment Disclosures - Summary Information for the Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues					$ 2,181,003	$ 2,061,178	$ 1,896,184
Government grant income					184	6,765	1,412
Less: Interest income					(21,781)	(23,300)	(37,773)
Healthpeak’s share of unconsolidated joint venture total revenues					95,383	86,805	83,377
Healthpeak’s share of unconsolidated joint venture government grant income					229	878	1,749
Noncontrolling interests’ share of consolidated joint venture total revenues					(35,692)	(35,985)	(35,655)
Operating expenses					(902,060)	(862,991)	(773,279)
Healthpeak’s share of unconsolidated joint venture operating expenses					(66,092)	(61,693)	(61,515)
Noncontrolling interests’ share of consolidated joint venture operating expenses					10,077	10,404	10,158
Adjustments to NOI					(56,264)	(75,798)	(54,513)
Adjusted NOI					1,204,987	1,106,263	1,030,145
Plus: Adjustments to NOI					56,264	75,798	54,513
Interest income					21,781	23,300	37,773
Interest expense					(200,331)	(172,944)	(157,980)
Depreciation and amortization					(749,901)	(710,569)	(684,286)
General and administrative					(95,132)	(131,033)	(98,303)
Transaction and merger-related costs					(17,515)	(4,853)	(1,841)
Impairments and loan loss reserves, net					5,601	(7,004)	(23,160)
Gain (loss) on sales of real estate, net					86,463	9,078	190,590
Gain (loss) on debt extinguishments					0	0	(225,824)
Other income (expense), net					6,808	326,268	6,266
Less: Government grant income					(184)	(6,765)	(1,412)
Less: Healthpeak’s share of unconsolidated joint venture NOI					(29,520)	(25,990)	(23,611)
Plus: Noncontrolling interests’ share of consolidated joint venture NOI					25,615	25,581	25,497
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures					314,936	507,130	128,367
Income tax benefit (expense)					9,617	4,425	3,261
Equity income (loss) from unconsolidated joint ventures					10,204	1,985	6,100
Income (loss) from continuing operations					334,757	513,540	137,728
Income (loss) from discontinued operations					0	2,884	388,202
Net income (loss)					334,757	516,424	525,930
Corporate Non-segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues					0	0	0
Government grant income					0	0	0
Less: Interest income					0	0	0
Healthpeak’s share of unconsolidated joint venture total revenues					0	0	0
Healthpeak’s share of unconsolidated joint venture government grant income					0	0	0
Noncontrolling interests’ share of consolidated joint venture total revenues					0	0	0
Operating expenses					4,174	0	0
Healthpeak’s share of unconsolidated joint venture operating expenses					0	0	0
Noncontrolling interests’ share of consolidated joint venture operating expenses					0	0	0
Adjustments to NOI					(4,174)	0	0
Adjusted NOI					0	0	0
Plus: Adjustments to NOI					4,174	0	0
Interest income					0	0	0
Interest expense					(185,551)	(158,535)	(147,210)
Depreciation and amortization					0	0	0
General and administrative					(95,132)	(131,033)	(98,303)
Transaction and merger-related costs					(14,181)	(2,486)	0
Impairments and loan loss reserves, net					0	0	0
Gain (loss) on sales of real estate, net					0	0	0
Gain (loss) on debt extinguishments							(225,824)
Other income (expense), net					3,957	3,013	6,309
Less: Government grant income					0	0	0
Less: Healthpeak’s share of unconsolidated joint venture NOI					0	0	0
Plus: Noncontrolling interests’ share of consolidated joint venture NOI					0	0	0
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures					(286,733)	(289,041)	(465,028)
Income tax benefit (expense)					9,617	4,425	3,261
Equity income (loss) from unconsolidated joint ventures					0	0	0
Income (loss) from continuing operations					(277,116)	(284,616)	(461,767)
Income (loss) from discontinued operations					0	2,884	388,202
Net income (loss)					(277,116)	(281,732)	(73,565)
Lab
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Gain (loss) on sales of real estate, net	$ 60,000			$ 4,000
Lab | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues					878,326	817,573	715,844
Government grant income					0	0	0
Less: Interest income					0	0	0
Healthpeak’s share of unconsolidated joint venture total revenues					9,924	9,921	5,757
Healthpeak’s share of unconsolidated joint venture government grant income					0	0	0
Noncontrolling interests’ share of consolidated joint venture total revenues					(619)	(268)	(292)
Operating expenses					(229,630)	(209,143)	(169,044)
Healthpeak’s share of unconsolidated joint venture operating expenses					(4,092)	(2,883)	(1,836)
Noncontrolling interests’ share of consolidated joint venture operating expenses					156	87	87
Adjustments to NOI					(36,524)	(62,754)	(46,589)
Adjusted NOI					617,541	552,533	503,927
Plus: Adjustments to NOI					36,524	62,754	46,589
Interest income					0	0	0
Interest expense					0	0	(232)
Depreciation and amortization					(328,349)	(302,649)	(303,196)
General and administrative					0	0	0
Transaction and merger-related costs					(333)	(387)	(24)
Impairments and loan loss reserves, net					0	0	0
Gain (loss) on sales of real estate, net					60,498	3,744	0
Gain (loss) on debt extinguishments							0
Other income (expense), net					7	311,939	55
Less: Government grant income					0	0	0
Less: Healthpeak’s share of unconsolidated joint venture NOI					(5,832)	(7,038)	(3,921)
Plus: Noncontrolling interests’ share of consolidated joint venture NOI					463	181	205
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures					380,519	621,077	243,403
Income tax benefit (expense)					0	0	0
Equity income (loss) from unconsolidated joint ventures					4,540	(972)	1,118
Income (loss) from continuing operations					385,059	620,105	244,521
Income (loss) from discontinued operations					0	0	0
Net income (loss)					385,059	620,105	244,521
Outpatient Medical
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Gain (loss) on sales of real estate, net	$ 21,000	$ 1,000	$ 10,000
Outpatient Medical | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues					753,479	725,370	671,242
Government grant income					0	0	0
Less: Interest income					0	0	0
Healthpeak’s share of unconsolidated joint venture total revenues					3,033	2,999	2,882
Healthpeak’s share of unconsolidated joint venture government grant income					0	0	0
Noncontrolling interests’ share of consolidated joint venture total revenues					(35,073)	(35,717)	(35,363)
Operating expenses					(263,132)	(253,309)	(223,383)
Healthpeak’s share of unconsolidated joint venture operating expenses					(1,189)	(1,178)	(1,174)
Noncontrolling interests’ share of consolidated joint venture operating expenses					9,921	10,317	10,071
Adjustments to NOI					(14,314)	(15,513)	(11,118)
Adjusted NOI					452,725	432,969	413,157
Plus: Adjustments to NOI					14,314	15,513	11,118
Interest income					0	0	0
Interest expense					(7,770)	(6,900)	(2,837)
Depreciation and amortization					(289,683)	(279,546)	(255,746)
General and administrative					0	0	0
Transaction and merger-related costs					(1,120)	(1,255)	(323)
Impairments and loan loss reserves, net					0	0	(21,577)
Gain (loss) on sales of real estate, net					21,312	10,659	190,590
Gain (loss) on debt extinguishments							0
Other income (expense), net					2,697	12,709	(2,725)
Less: Government grant income					0	0	0
Less: Healthpeak’s share of unconsolidated joint venture NOI					(1,844)	(1,821)	(1,708)
Plus: Noncontrolling interests’ share of consolidated joint venture NOI					25,152	25,400	25,292
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures					215,783	207,728	355,241
Income tax benefit (expense)					0	0	0
Equity income (loss) from unconsolidated joint ventures					835	852	794
Income (loss) from continuing operations					216,618	208,580	356,035
Income (loss) from discontinued operations					0	0	0
Net income (loss)					216,618	208,580	356,035
CCRC | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues					527,417	494,935	471,325
Government grant income					184	6,765	1,412
Less: Interest income					0	0	0
Healthpeak’s share of unconsolidated joint venture total revenues					0	0	6,903
Healthpeak’s share of unconsolidated joint venture government grant income					0	380	200
Noncontrolling interests’ share of consolidated joint venture total revenues					0	0	0
Operating expenses					(413,472)	(400,539)	(380,865)
Healthpeak’s share of unconsolidated joint venture operating expenses					0	0	(6,639)
Noncontrolling interests’ share of consolidated joint venture operating expenses					0	0	0
Adjustments to NOI					(1,618)	2,300	3,241
Adjusted NOI					112,511	103,841	95,577
Plus: Adjustments to NOI					1,618	(2,300)	(3,241)
Interest income					0	0	0
Interest expense					(7,010)	(7,509)	(7,701)
Depreciation and amortization					(131,869)	(128,374)	(125,344)
General and administrative					0	0	0
Transaction and merger-related costs					(1,881)	(725)	(1,445)
Impairments and loan loss reserves, net					0	0	0
Gain (loss) on sales of real estate, net					0	0	0
Gain (loss) on debt extinguishments							0
Other income (expense), net					228	(1,380)	2,141
Less: Government grant income					(184)	(6,765)	(1,412)
Less: Healthpeak’s share of unconsolidated joint venture NOI					0	(380)	(464)
Plus: Noncontrolling interests’ share of consolidated joint venture NOI					0	0	0
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures					(26,587)	(43,592)	(41,889)
Income tax benefit (expense)					0	0	0
Equity income (loss) from unconsolidated joint ventures					0	539	1,484
Income (loss) from continuing operations					(26,587)	(43,053)	(40,405)
Income (loss) from discontinued operations					0	0	0
Net income (loss)					(26,587)	(43,053)	(40,405)
Other Non-Reporting Segment | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues					21,781	23,300	37,773
Government grant income					0	0	0
Less: Interest income					(21,781)	(23,300)	(37,773)
Healthpeak’s share of unconsolidated joint venture total revenues					82,426	73,885	67,835
Healthpeak’s share of unconsolidated joint venture government grant income					229	498	1,549
Noncontrolling interests’ share of consolidated joint venture total revenues					0	0	0
Operating expenses					0	0	13
Healthpeak’s share of unconsolidated joint venture operating expenses					(60,811)	(57,632)	(51,866)
Noncontrolling interests’ share of consolidated joint venture operating expenses					0	0	0
Adjustments to NOI					366	169	(47)
Adjusted NOI					22,210	16,920	17,484
Plus: Adjustments to NOI					(366)	(169)	47
Interest income					21,781	23,300	37,773
Interest expense					0	0	0
Depreciation and amortization					0	0	0
General and administrative					0	0	0
Transaction and merger-related costs					0	0	(49)
Impairments and loan loss reserves, net					5,601	(7,004)	(1,583)
Gain (loss) on sales of real estate, net					4,653	(5,325)	0
Gain (loss) on debt extinguishments							0
Other income (expense), net					(81)	(13)	486
Less: Government grant income					0	0	0
Less: Healthpeak’s share of unconsolidated joint venture NOI					(21,844)	(16,751)	(17,518)
Plus: Noncontrolling interests’ share of consolidated joint venture NOI					0	0	0
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures					31,954	10,958	36,640
Income tax benefit (expense)					0	0	0
Equity income (loss) from unconsolidated joint ventures					4,829	1,566	2,704
Income (loss) from continuing operations					36,783	12,524	39,344
Income (loss) from discontinued operations					0	0	0
Net income (loss)					$ 36,783	$ 12,524	$ 39,344