Represents number of unconsolidated joint ventures between entity and an institutional capital partner.

No definition available.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

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- Definition

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of investment in equity method investee and investment in and advance to affiliate.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

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- Definition

The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Investments in and Advances to Unconsolidated Joint Ventures - Schedule of Equity Method Investments (Details) $ in Thousands	1 Months Ended
	Apr. 30, 2023 USD ($) property	Apr. 28, 2023 USD ($) property	Dec. 31, 2021 USD ($)	Sep. 30, 2023 USD ($) joint_venture property	Dec. 31, 2022 USD ($) property
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures \| $				$ 745,381	$ 706,677
Medical Office JVs
Schedule of Equity Method Investments [Line Items]
Property count \| property	2
Number of unconsolidated joint ventures (in joint ventures) \| joint_venture				2
HCP Ventures IV, LLC
Schedule of Equity Method Investments [Line Items]
Property count \| property	1	1
Investment ownership percentage	80.00%	80.00%		20.00%
Cash paid \| $	$ 4,000	$ 4,000
Suburban Properties, LLC
Schedule of Equity Method Investments [Line Items]
Investment ownership percentage				67.00%
Lab \| South San Francisco JVs
Schedule of Equity Method Investments [Line Items]
Property count \| property				7
Investment ownership percentage				70.00%
Equity method investments \| $				$ 357,209	309,969
Number of unconsolidated joint ventures (in joint ventures) \| joint_venture				7
Lab \| Lab JV
Schedule of Equity Method Investments [Line Items]
Property count \| property				1
Investment ownership percentage				49.00%
Equity method investments \| $				$ 30,483	26,601
Lab \| Needham Land Parcel JV
Schedule of Equity Method Investments [Line Items]
Property count \| property				0
Investment ownership percentage			38.00%	38.00%
Equity method investments \| $				$ 15,733	15,391
Cash paid \| $			$ 13,000
Other Non-Reporting Segment \| SWF SH JV
Schedule of Equity Method Investments [Line Items]
Property count \| property				19
Investment ownership percentage				54.00%
Equity method investments \| $				$ 333,980	$ 345,978
Outpatient Medical
Schedule of Equity Method Investments [Line Items]
Property count \| property					3
Outpatient Medical \| Medical Office JVs
Schedule of Equity Method Investments [Line Items]
Property count \| property				2
Equity method investments \| $				$ 7,976	$ 8,738
Outpatient Medical \| Medical Office JVs \| Minimum
Schedule of Equity Method Investments [Line Items]
Investment ownership percentage				20.00%
Outpatient Medical \| Medical Office JVs \| Maximum
Schedule of Equity Method Investments [Line Items]
Investment ownership percentage				67.00%