XML 55 R35.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Business and Property Management Agreements with RMR (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Related Party Transactions [Abstract] |
Summary of Management Fees and Expense Reimbursements | For the years ended December 31, 2024, 2023 and 2022, the business management fees, property management fees and construction supervision fees and expense reimbursements recognized in our consolidated financial statements were as follows:
|  | Financial Statement Line Item |  | Year Ended December 31,
|  |  | 2024 |  | 2023 |  | 2022
Pursuant to business management agreement: |  |  |  |  |  |  |  |
Business management fees |  | General and administrative expenses (1) |  | $ | 16,468 |  |  | $ | 13,965 |  |  | $ | 16,646 |
Pursuant to property management agreement (2): |  |  |  |  |  |  |  |
Property management fees |  | Property operating expenses |  | $ | 5,683 |  |  | $ | 5,686 |  |  | $ | 5,657 |
Construction supervision fees |  | Building and improvements (3) |  | 2,005 |  |  | 3,200 |  |  | 4,672 |
|  |  |  | $ | 7,688 |  |  | $ | 8,886 |  |  | $ | 10,329 |
Expense Reimbursement: |  |  |  |  |  |  |  |
Property level expenses |  | General and administrative expenses |  | $ | 304 |  |  | $ | 288 |  |  | $ | 243 |
Property level expenses |  | Property operating expenses |  | 14,719 |  |  | 14,299 |  |  | 12,658 |
|  |  |  | $ | 15,023 |  |  | $ | 14,587 |  |  | $ | 12,901 |
(1)The net business management fees we recognized for the years ended December 31, 2024, 2023 and 2022 reflect a reduction of $2,974 for each of those years for the amortization of the liability we recorded in connection with our former investment in RMR Inc. (2)The net property management and construction supervision fees we recognized for the years ended December 31, 2024, 2023 and 2022 reflect a reduction of $797 for each of those years for the amortization of the liability we recorded in connection with our former investment in RMR Inc., as further described in Note 8. (3)Amounts capitalized as building improvements are depreciated over the estimated useful lives of the related capital assets.

X
- Definition Summary Of Business And Property Management Agreement Expenses + References No definition available. + Details
Name: | dhc_SummaryOfBusinessAndPropertyManagementAgreementExpensesTableTextBlock
Namespace Prefix: | dhc_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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