Segment Disclosures - Summary Information for the Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues	$ 483,205	$ 481,465	$ 476,238	$ 455,276	$ 431,697	$ 423,565	$ 408,559	$ 381,054	$ 1,896,184	$ 1,644,875	$ 1,240,339
Government grant income									1,412	16,198
Less: Interest income									(37,773)	(16,553)	(9,844)
Healthpeak's share of unconsolidated joint venture total revenues									83,377	112,635	238,021
Healthpeak's share of unconsolidated joint venture government grant income									1,749	1,279
Noncontrolling interests' share of consolidated joint venture total revenues									(35,655)	(34,836)	(31,830)
Operating expenses									(773,279)	(782,541)	(405,244)
Healthpeak's share of unconsolidated joint venture operating expenses									(61,515)	(87,170)	(173,576)
Noncontrolling interests' share of consolidated joint venture operating expenses									10,158	10,354	8,632
Adjustments to NOI									(54,513)	71,828	(15,169)
Adjusted NOI									1,030,145	936,069	851,329
Plus: Adjustments to NOI									54,513	(71,828)	15,169
Interest income									37,773	16,553	9,844
Interest expense									(157,980)	(218,336)	(217,612)
Depreciation and amortization									(684,286)	(553,949)	(435,191)
General and administrative									(98,303)	(93,237)	(92,966)
Transaction costs									(1,841)	(18,342)	(1,963)
Impairments and loan loss reserves, net									(23,160)	(42,909)	(17,708)
Gain (loss) on sales of real estate, net									190,590	90,350	(40)
Gain (loss) on debt extinguishments									(225,824)	(42,912)	(58,364)
Other income (expense), net									6,266	234,684	165,069
Less: Government grant income									(1,412)	(16,198)
Less: Healthpeak's share of unconsolidated joint venture NOI									(23,611)	(26,744)	(64,445)
Plus: Noncontrolling interests' share of consolidated joint venture NOI									25,497	24,482	23,198
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures	25,503	58,329	166,435	(121,900)	(2,866)	13,957	78,182	128,410	128,367	217,683	176,320
Income tax benefit (expense)									3,261	9,423	5,479
Equity income (loss) from unconsolidated joint ventures									6,100	(66,599)	(6,330)
Income (loss) from continuing operations	28,943	61,305	168,065	(120,585)	(19,204)	(27,762)	60,341	147,132	137,728	160,507	175,469
Income (loss) from discontinued operations	3,633	601	113,960	270,008	169,449	(31,819)	(5,292)	135,408	388,202	267,746	(115,408)
Net income (loss)	$ 32,576	$ 61,906	$ 282,025	$ 149,423	$ 150,245	$ (59,581)	$ 55,049	$ 282,540	525,930	428,253	60,061
Tax benefit recognized in conjunction with internal restructuring activities										51,000
Deferred income tax expense (benefit)									(5,792)	(14,573)	(18,253)
Tax benefit recognized from CARES Act										3,700
TRS
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures									(16,000)	71,000	(30,000)
Deferred income tax expense (benefit)									36,000	33,000
Corporate Non-segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues									0	0	0
Government grant income									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
Noncontrolling interests' share of consolidated joint venture total revenues									0	0	0
Operating expenses									0	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									0	0	0
Adjusted NOI									0	0	0
Plus: Adjustments to NOI									0	0	0
Interest income									0	0	0
Interest expense									(147,210)	(210,475)	(216,901)
Depreciation and amortization									0	0	0
General and administrative									(98,303)	(93,237)	(92,966)
Transaction costs									0	0	(1,963)
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)	(42,912)	(58,364)
Other income (expense), net									6,309	5,133	8,848
Less: Government grant income									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									(465,028)	(341,491)	(361,346)
Income tax benefit (expense)									3,261	9,423	5,479
Equity income (loss) from unconsolidated joint ventures									0	0	0
Income (loss) from continuing operations									(461,767)	(332,068)	(355,867)
Income (loss) from discontinued operations									388,202	267,746	(115,408)
Net income (loss)									(73,565)	(64,322)	(471,275)
Life Science | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues									715,844	569,296	440,784
Government grant income									0	0
Less: Interest income									0	0	0
Healthpeak's share of unconsolidated joint venture total revenues									5,757	448	0
Healthpeak's share of unconsolidated joint venture government grant income									0	0
Noncontrolling interests' share of consolidated joint venture total revenues									(292)	(239)	(187)
Operating expenses									(169,044)	(138,005)	(107,472)
Healthpeak's share of unconsolidated joint venture operating expenses									(1,836)	(137)	0
Noncontrolling interests' share of consolidated joint venture operating expenses									87	72	59
Adjustments to NOI									(46,589)	(20,133)	(22,103)
Adjusted NOI									503,927	411,302	311,081
Plus: Adjustments to NOI									46,589	20,133	22,103
Interest income									0	0	0
Interest expense									(232)	(234)	(277)
Depreciation and amortization									(303,196)	(217,921)	(168,339)
General and administrative									0	0	0
Transaction costs									(24)	(236)	0
Impairments and loan loss reserves, net									0	(14,671)	0
Gain (loss) on sales of real estate, net									0	0	3,651
Gain (loss) on debt extinguishments									0	0	0
Other income (expense), net									55	0	0
Less: Government grant income									0	0
Less: Healthpeak's share of unconsolidated joint venture NOI									(3,921)	(311)	0
Plus: Noncontrolling interests' share of consolidated joint venture NOI									205	167	128
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures									243,403	198,229	168,347
Income tax benefit (expense)									0	0	0
Equity income (loss) from unconsolidated joint ventures									1,118	(40)	0
Income (loss) from continuing operations									244,521	198,189	168,347
Income (loss) from discontinued operations									0	0	0
Net income (loss)									244,521	198,189	168,347
Medical Office | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues									671,242	622,398	621,171
Government grant income									0	0
Less: Interest income									0	0	0
Healthpeak's share of unconsolidated joint venture total revenues									2,882	2,772	2,810
Healthpeak's share of unconsolidated joint venture government grant income									0	0
Noncontrolling interests' share of consolidated joint venture total revenues									(35,363)	(34,597)	(33,998)
Operating expenses									(223,383)	(204,008)	(201,620)
Healthpeak's share of unconsolidated joint venture operating expenses									(1,174)	(1,129)	(1,107)
Noncontrolling interests' share of consolidated joint venture operating expenses									10,071	10,282	10,109
Adjustments to NOI									(11,118)	(5,544)	(4,602)
Adjusted NOI									413,157	390,174	392,763
Plus: Adjustments to NOI									11,118	5,544	4,602
Interest income									0	0	0
Interest expense									(2,837)	(400)	(434)
Depreciation and amortization									(255,746)	(222,165)	(221,175)
General and administrative									0	0	0
Transaction costs									(323)	0	0
Impairments and loan loss reserves, net									(21,577)	(10,208)	(17,332)
Gain (loss) on sales of real estate, net									190,590	90,390	3,139
Gain (loss) on debt extinguishments									0	0	0
Other income (expense), net									(2,725)	0	0
Less: Government grant income									0	0
Less: Healthpeak's share of unconsolidated joint venture NOI									(1,708)	(1,643)	(1,703)
Plus: Noncontrolling interests' share of consolidated joint venture NOI									25,292	24,315	23,889
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures									355,241	276,007	183,749
Income tax benefit (expense)									0	0	0
Equity income (loss) from unconsolidated joint ventures									794	798	858
Income (loss) from continuing operations									356,035	276,805	184,607
Income (loss) from discontinued operations									0	0	0
Net income (loss)									356,035	276,805	184,607
CCRC | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues									471,325	436,494	3,010
Government grant income									1,412	16,198
Less: Interest income									0	0	0
Healthpeak's share of unconsolidated joint venture total revenues									6,903	35,392	211,377
Healthpeak's share of unconsolidated joint venture government grant income									200	920
Noncontrolling interests' share of consolidated joint venture total revenues									0	0	0
Operating expenses									(380,865)	(440,528)	(2,215)
Healthpeak's share of unconsolidated joint venture operating expenses									(6,639)	(32,125)	(170,473)
Noncontrolling interests' share of consolidated joint venture operating expenses									0	0	0
Adjustments to NOI									3,241	97,072	16,985
Adjusted NOI									95,577	113,423	58,684
Plus: Adjustments to NOI									(3,241)	(97,072)	(16,985)
Interest income									0	0	0
Interest expense									(7,701)	(7,227)	0
Depreciation and amortization									(125,344)	(113,851)	0
General and administrative									0	0	0
Transaction costs									(1,445)	(17,994)	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									0	0	0
Other income (expense), net									2,141	187,844	(5,665)
Less: Government grant income									(1,412)	(16,198)
Less: Healthpeak's share of unconsolidated joint venture NOI									(464)	(4,187)	(40,904)
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									(41,889)	44,738	(4,870)
Income tax benefit (expense)									0	0	0
Equity income (loss) from unconsolidated joint ventures									1,484	(1,547)	(16,313)
Income (loss) from continuing operations									(40,405)	43,191	(21,183)
Income (loss) from discontinued operations									0	0	0
Net income (loss)									(40,405)	43,191	(21,183)
Other Non-Reporting Segment | Operating Segment
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Total revenues									37,773	16,687	175,374
Government grant income									0	0
Less: Interest income									(37,773)	(16,553)	(9,844)
Healthpeak's share of unconsolidated joint venture total revenues									67,835	74,023	23,834
Healthpeak's share of unconsolidated joint venture government grant income									1,549	359
Noncontrolling interests' share of consolidated joint venture total revenues									0	0	2,355
Operating expenses									13	0	(93,937)
Healthpeak's share of unconsolidated joint venture operating expenses									(51,866)	(53,779)	(1,996)
Noncontrolling interests' share of consolidated joint venture operating expenses									0	0	(1,536)
Adjustments to NOI									(47)	433	(5,449)
Adjusted NOI									17,484	21,170	88,801
Plus: Adjustments to NOI									47	(433)	5,449
Interest income									37,773	16,553	9,844
Interest expense									0	0	0
Depreciation and amortization									0	(12)	(45,677)
General and administrative									0	0	0
Transaction costs									(49)	(112)	0
Impairments and loan loss reserves, net									(1,583)	(18,030)	(376)
Gain (loss) on sales of real estate, net									0	(40)	(6,830)
Gain (loss) on debt extinguishments									0	0	0
Other income (expense), net									486	41,707	161,886
Less: Government grant income									0	0
Less: Healthpeak's share of unconsolidated joint venture NOI									(17,518)	(20,603)	(21,838)
Plus: Noncontrolling interests' share of consolidated joint venture NOI									0	0	(819)
Income (loss) before income taxes and equity income (loss) from unconsolidated joint ventures									36,640	40,200	190,440
Income tax benefit (expense)									0	0	0
Equity income (loss) from unconsolidated joint ventures									2,704	(65,810)	9,125
Income (loss) from continuing operations									39,344	(25,610)	199,565
Income (loss) from discontinued operations									0	0	0
Net income (loss)									$ 39,344	$ (25,610)	$ 199,565