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Commitment and Contingencies - Narrative (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 USD ($)
Active Development Properties |
Other Commitments [Line Items] |
Construction activity and development properties | $ 7.7
Redevelopment Properties |
Other Commitments [Line Items] |
Construction activity and development properties | 2.8
Completed Develpoment and Redevelopment Properties |
Other Commitments [Line Items] |
Construction activity and development properties | $ 11.1

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- Definition Construction Activity, Total Funding During the Period + References No definition available. + Details
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Namespace Prefix: | hr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |