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v3.22.2

Business and Property Management Agreements with RMR (Details) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 USD ($) employee | Jun. 30, 2021 USD ($) | Jun. 30, 2022 USD ($) employee agreement | Jun. 30, 2021 USD ($)
Related person transactions |  |  |  |
Number of employees | employee | 0 |  | 0 |
Property management and construction supervision fees | $ 2,518,000 | $ 3,191,000 | $ 4,909,000 | $ 6,345,000
Property management and construction supervision fees paid | 3,111,000 | 3,202,000 | 6,075,000 | 6,499,000
RMR |  |  |  |
Related person transactions |  |  |  |
Business management fees incurred | 4,506,000 | 6,324,000 | $ 9,319,000 | 11,641,000
Related party transaction business management agreement, annual incentive fee estimate included in management fees | 0 | 0 |  |
Period of actual amount of incentive fees |  |  | 3 years |
Property management and construction supervision fees | 1,272,000 | 2,465,000 | $ 2,621,000 | 4,950,000
Party transaction property management and construction supervision fees capitalized | $ 1,246,000 | $ 726,000 | $ 2,288,000 | $ 1,395,000
Property management fee | 3.00% |  | 3.00% |
Senior Living Communities | RMR |  |  |  |
Related person transactions |  |  |  |
Number of consecutive renewal terms of agreement | agreement |  |  | 2 |

X
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- Definition Business Management Agreement Annual Incentive Fee Estimate Included in Management Fees + References No definition available. + Details
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- Definition Represents the business management fees incurred pursuant to business management agreement with related parties. + References No definition available. + Details
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- Definition Represents the property management and construction supervision fees incurred pursuant to business and property management agreements with related parties. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition Property Management And Construction Supervision Fees, Capitalized + References No definition available. + Details
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Namespace Prefix: | dhc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition Represents the property management and construction supervision fees paid to related parties. + References No definition available. + Details
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Namespace Prefix: | dhc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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- Definition Property Management Fee + References No definition available. + Details
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Balance Type: | na
Period Type: | instant

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- Definition Represents the number of consecutive renewal terms of agreement that the entity has the option to renew. + References No definition available. + Details
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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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- Details
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- Details
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Period Type: |