XML 61 R48.htm IDEA: XBRL DOCUMENT
v3.21.2

Real Estate Transactions - Real Estate Investments (Details) | 1 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 31, 2021 USD ($) property | Sep. 30, 2021 USD ($) property | Jul. 31, 2021 USD ($) property | Jun. 30, 2021 USD ($) property | Apr. 30, 2021 USD ($) property | Feb. 28, 2021 USD ($) property | Dec. 31, 2020 USD ($) property | Nov. 30, 2020 USD ($) property | Oct. 31, 2020 USD ($) a property | Jul. 31, 2020 USD ($) property | Apr. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) property | Sep. 30, 2020 USD ($) | Dec. 31, 2020 property
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  |  |  |  |  |  |  |  | 0 |  |
Loss from change of control |  |  |  |  |  |  |  |  |  |  |  | $ (1,042,000) | $ (173,222,000) |
Debt assumed |  | $ 5,578,596,000 |  |  |  |  |  |  |  |  |  | $ 5,578,596,000 |  |
Life science joint ventures |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment ownership percentage |  | 49.00% |  |  |  |  |  |  |  |  |  | 49.00% |  |
Waldwick |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  |  |  |  |  | 1 |  |  |  |  |
Investment ownership percentage |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |
Additional ownership percentage acquired |  |  |  |  |  |  |  |  | 15.00% |  |  |  |  |
Payments to acquire real estate joint ventures |  |  |  |  |  |  |  |  | $ 4,000,000 |  |  |  |  |
Gain from change of control, net |  |  |  |  |  |  |  |  | $ 6,000,000 |  |  |  |  |
Mbk Jv |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  |  |  |  | 1 |  |  |  |  |  |
Proceeds from divestiture of interest in joint venture |  |  |  |  |  |  |  | $ 11,000,000 |  |  |  |  |  |
Loss from change of control |  |  |  |  |  |  |  | 16,000,000 |  |  |  |  |  |
Debt assumed |  |  |  |  |  |  |  | 36,000,000 |  |  |  |  |  |
CALIFORNIA |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Area of land (in acres) | a |  |  |  |  |  |  |  |  | 12 |  |  |  |  |
Payments to acquire land |  |  |  |  |  |  |  |  | $ 128,000,000 |  |  |  |  |
Number of adjacent sites currently held | property |  |  |  |  |  |  |  |  | 2 |  |  |  |  |
Payments for deposits on real estate acquisitions |  |  |  |  |  |  |  | $ 10,000,000 |  |  |  |  |  |
CALIFORNIA | First Tranche |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire land |  |  |  |  | $ 61,000,000 |  |  |  |  |  |  |  |  |
CALIFORNIA | Second Tranche |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire land |  | $ 24,000,000 |  |  |  |  |  |  |  |  |  |  |  |
CALIFORNIA | Third Tranche | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire land | $ 43,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Massachusetts |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate |  |  |  |  |  |  | $ 54,000,000 |  |  |  |  |  |  |
Massachusetts | Life science joint ventures |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment ownership percentage |  |  |  |  |  |  | 49.00% |  |  |  |  |  |  | 49.00%
Medical office |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  |  |  |  |  |  |  |  |  |  | 7
Medical office | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property | 2 |  |  |  |  |  |  |  |  |  |  |  |  |
Medical office | Mortgage Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount |  |  |  |  | $ 142,000,000 |  |  |  |  |  |  |  |  |
Medical office | TENNESSEE |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  |  | 1 |  |  |  |  |  |  |  |
Payments to acquire real estate |  |  |  |  |  | $ 13,000,000 |  |  |  |  |  |  |  |
Medical office | COLORADO |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  | 1 |  |  |  |  |  |  |  |  |
Payments to acquire real estate |  |  |  |  | $ 38,000,000 |  |  |  |  |  |  |  |  |
Medical office | UNITED STATES |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  | 14 |  |  |  |  |  |  |  |  |
Payments to acquire real estate |  |  |  |  | $ 371,000,000 |  |  |  |  |  |  |  |  |
Medical office | FLORIDA |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  | 1 |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate |  |  |  | $ 16,000,000 |  |  |  |  |  |  |  |  |  |
Medical office | Kansas |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  | 1 |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate |  |  | $ 50,000,000 |  |  |  |  |  |  |  |  |  |  |
Medical office | NEW JERSEY |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  | 3 |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate |  |  | $ 155,000,000 |  |  |  |  |  |  |  |  |  |  |
Medical office | Texas |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  | 2 |  |  |  |  | 1 |  |  |  |  |  |  |
Payments to acquire real estate |  | $ 60,000,000 |  |  |  |  | $ 34,000,000 |  |  |  |  |  |  |
Medical office | Massachusetts | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate | $ 80,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Medical office | Washington | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property | 1 |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate | $ 43,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Medical office | LOUISIANA | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property | 1 |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate | $ 34,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Medical office | ARIZONA |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  |  |  |  |  |  | 1 |  |  |  |
Payments to acquire real estate |  |  |  |  |  |  |  |  |  | $ 27,000,000 |  |  |  |
Medical office | Indiana, Missouri, Illinois |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  |  |  |  |  | 7 |  |  |  |  |
Payments to acquire real estate |  |  |  |  |  |  |  |  | $ 169,000,000 |  |  |  |  |
Life science |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  |  |  |  |  |  |  |  |  |  | 3
Life science | CALIFORNIA | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate | 20,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Life science | Massachusetts |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  | 3 |  |  |  |  | 3 |  |  |  |  |  |  |
Payments to acquire real estate |  | $ 180,000,000 |  |  |  |  | $ 610,000,000 |  |  |  | $ 320,000,000 |  |  |
Life science | Massachusetts | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate | 73,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Life science | Massachusetts | 25 Spinelli | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate | 34,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Life science | Massachusetts | 68 Moulton | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate | 18,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Life science | Massachusetts | Mooney Street Parcels | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire real estate | $ 123,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Land parcel | Mbk Jv |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of properties acquired | property |  |  |  |  |  |  |  | 1 |  |  |  |  |  |

X
- Definition Equity Method Investment, Additional Ownership Percentage Acquired + References No definition available. + Details
Name: | peak_EquityMethodInvestmentAdditionalOwnershipPercentageAcquired
Namespace Prefix: | peak_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Gain (Loss) From Change Of Control + References No definition available. + Details
Name: | peak_GainLossFromChangeOfControl
Namespace Prefix: | peak_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Gain (Loss) From Change Of Control, Net Of Tax + References No definition available. + Details
Name: | peak_GainLossFromChangeOfControlNetOfTax
Namespace Prefix: | peak_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number Of Adjacent Sites Currently Held + References No definition available. + Details
Name: | peak_NumberOfAdjacentSitesCurrentlyHeld
Namespace Prefix: | peak_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number Of Properties Acquired + References No definition available. + Details
Name: | peak_NumberOfPropertiesAcquired
Namespace Prefix: | peak_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Area of land held. + References No definition available. + Details
Name: | us-gaap_AreaOfLand
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
Name: | us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69C -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69B -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Cash outflow related to amounts given in advance to show or confirm an intention to complete an acquisition of land, buildings, other structures, or any item classified as real estate. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsForDepositsOnRealEstateAcquisitions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow from the acquisition of real estate intended to generate income for the owner; excludes land acquired for use by the owner. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireLand
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireRealEstate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow associated with the purchase of real estate held-for-investment and real estate joint ventures. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireRealEstateAndRealEstateJointVentures
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash inflow from the sale of an investment interest in a joint venture that the reporting entity has not previously accounted for using consolidation or the equity method of accounting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromDivestitureOfInterestInJointVenture
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- 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. + References No definition available. + Details
Name: | us-gaap_RealEstateLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=peak_LifeScienceJVsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=peak_WaldwickMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=peak_MbkJvMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_CA
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AssetAcquisitionAxis=peak_FirstTrancheMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AssetAcquisitionAxis=peak_SecondTrancheMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AssetAcquisitionAxis=peak_ThirdTrancheMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_MA
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=peak_MedicalOfficeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=us-gaap_SecuredDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_TN
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_CO
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_FL
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_KS
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_NJ
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_TX
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_WA
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_LA
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_AZ
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=peak_IndianaMissouriIllinoisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=peak_LifeScienceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=peak_A25SpinelliMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=peak_A68MoultonMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=peak_MooneyStreetParcelsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=peak_LandParcelMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |