XML 65 R53.htm IDEA: XBRL DOCUMENT
v3.23.2

Derivative Financial Instruments - Derivative Instruments Designated as Cash Flow Hedges (Details) $ in Millions | Jun. 30, 2023 USD ($)
--- | ---
Derivative [Line Items] |
Derivatives in net asset position | $ 15.4
Active Interest Rate Swap |
Derivative [Line Items] |
Interest rate cash flow hedge gain (loss) to be reclassified to interest expense during the next 12 months | 14.4
Settled Interest Rate Swaps |
Derivative [Line Items] |
Interest rate cash flow hedge gain (loss) to be reclassified to interest expense during the next 12 months | $ 0.6

X
- Definition Derivative Net Asset Position Aggregate Fair Value + References No definition available. + Details
Name: | hr_DerivativeNetAssetPositionAggregateFairValue
Namespace Prefix: | hr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480237/815-40-50-5 + Details
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480870/815-30-50-1 + Details
Name: | us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=hr_ActiveInterestRateSwapsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=hr_SettledInterestRateSwapsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |