Name:	peak_DebtInstrumentCovenantDebtToAssets
Namespace Prefix:	peak_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

The required minimum Fixed Charge Coverage ratio contained in the debt covenants.

No definition available.

Name:	peak_DebtInstrumentCovenantFixedChargeRatioMinimum
Namespace Prefix:	peak_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

The required Minimum Consolidated Tangible Net Worth contained in the debt covenants.

No definition available.

Name:	peak_DebtInstrumentCovenantNetWorth
Namespace Prefix:	peak_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The limit of the ratio of Secured Debt to Consolidated Total Asset Value contained in the debt covenants.

No definition available.

Name:	peak_DebtInstrumentCovenantSecuredDebtToAssets
Namespace Prefix:	peak_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

The limit of the ratio of Unsecured Debt to Consolidated Unencumbered Asset Value contained in the debt covenants.

No definition available.

Name:	peak_DebtInstrumentCovenantUnsecuredDebtToUnencumberedAssets
Namespace Prefix:	peak_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Debt Instrument, Number of Extensions

No definition available.

Name:	peak_DebtInstrumentNumberofExtensions
Namespace Prefix:	peak_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Represents the length of the debt instrument extension period.

No definition available.

Name:	peak_DebtInstrumentPeriodOfExtension
Namespace Prefix:	peak_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

This element represents the maximum additional borrowing capacity available under the credit facility, subject to customary conditions.

No definition available.

Name:	peak_LineOfCreditFacilityAdditionalAvailableBorrowingCapacityMaximum
Namespace Prefix:	peak_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Face (par) amount of debt instrument at time of issuance.

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Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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.

No definition available.

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Weighted average interest rate of debt outstanding.

No definition available.

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Name:	us-gaap_LineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

No definition available.

Name:	us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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Name:	us-gaap_RepaymentsOfLongTermLinesOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Name:	us-gaap_DebtInstrumentAxis=peak_LineOfCreditAndTermLoanMember
Namespace Prefix:
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Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
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Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix:
Data Type:	na
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Name:	us-gaap_CreditFacilityAxis=peak_A2019TermLoanMember
Namespace Prefix:
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