Earnings Per Common Share - Computation of EPS (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Numerator
Income (loss) from continuing operations	$ 9,929	$ 359,284	$ 69,301	$ 75,026	$ 28,943	$ 61,305	$ 168,065	$ (120,585)	$ 513,540	$ 137,728	$ 160,507
Noncontrolling interests’ share in continuing operations									(15,975)	(17,851)	(14,394)
Income (loss) from continuing operations attributable to Healthpeak Properties, Inc.									497,565	119,877	146,113
Less: Participating securities’ share in continuing operations									(2,657)	(3,269)	(2,416)
Income (loss) from continuing operations applicable to common shares									494,908	116,608	143,697
Income (loss) from discontinued operations	$ 873	$ (1,298)	$ 2,992	$ 317	$ 3,633	$ 601	$ 113,960	$ 270,008	2,884	388,202	267,746
Noncontrolling interests’ share in discontinued operations									0	(2,539)	(296)
Net income (loss) applicable to common shares									497,792	502,271	411,147
Net income (loss) applicable to common shares									$ 497,792	$ 502,271	$ 411,147
Denominator
Basic weighted average shares outstanding (in shares)									538,809	538,930	530,555
Dilutive potential common shares - equity awards (in shares)									338	310	300
Dilutive potential common shares - forward equity agreements (in shares)									0	1	201
Diluted (in shares)									539,147	539,241	531,056
Basic earnings (loss) per common share:
Continuing operations (in dollars per share)	$ 0.01	$ 0.66	$ 0.12	$ 0.13	$ 0.05	$ 0.10	$ 0.30	$ (0.23)	$ 0.92	$ 0.22	$ 0.27
Discontinued operations (in dollars per share)	0.00	0.00	0.01	0.00	0.00	0.00	0.21	0.50	0.00	0.71	0.50
Net income (loss) applicable to common shares (in dollars per share)									0.92	0.93	0.77
Diluted earnings (loss) per common share:
Continuing operations (in dollars per share)	0.01	0.65	0.12	0.13	0.05	0.10	0.30	(0.23)	0.92	0.22	0.27
Discontinued operations (in dollars per share)	$ 0.00	$ 0.00	$ 0.01	$ 0.00	$ 0.00	$ 0.00	$ 0.21	$ 0.50	0.00	0.71	0.50
Net income (loss) applicable to common shares (in dollars per share)									$ 0.92	$ 0.93	$ 0.77
Outstanding equity awards (in shares)									1,000	1,000	1,000
Forward sales agreements that have not been settled (in shares)									9,100
Forward sales agreements that have been settled (in shares)										9,100	32,000