Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001075415-22-000025-index-headers.html | 2022-08-03 16:29:49 | |
| 0001075415-22-000025-index.html | 2022-08-03 16:29:49 | |
| 0001075415-22-000025.txt | 2022-08-03 16:29:49 | |
 0001075415-22-000025-xbrl.zip | 307433 | 2022-08-03 16:29:49 |
| dhc-20220630.htm | 2359916 | 2022-08-03 16:29:49 |
| dhc-20220630.xsd | 46073 | 2022-08-03 16:29:49 |
| dhc-20220630_cal.xml | 49167 | 2022-08-03 16:29:49 |
| dhc-20220630_def.xml | 301529 | 2022-08-03 16:29:49 |
| dhc-20220630_htm.xml | 1436014 | 2022-08-03 16:29:49 |
| dhc-20220630_lab.xml | 517842 | 2022-08-03 16:29:49 |
| dhc-20220630_pre.xml | 392153 | 2022-08-03 16:29:49 |
| dhc_063022xexhibitx311.htm | 11265 | 2022-08-03 16:29:49 |
| dhc_063022xexhibitx312.htm | 11508 | 2022-08-03 16:29:49 |
| dhc_063022xexhibitx321.htm | 9603 | 2022-08-03 16:29:49 |
| FilingSummary.xml | 28336 | 2022-08-03 16:29:49 |
| Financial_Report.xlsx | 91186 | 2022-08-03 16:29:49 |
| MetaLinks.json | 536795 | 2022-08-03 16:29:49 |
| R1.htm | 57610 | 2022-08-03 16:29:49 |
| R10.htm | 8559 | 2022-08-03 16:29:49 |
| R11.htm | 30460 | 2022-08-03 16:29:49 |
| R12.htm | 9523 | 2022-08-03 16:29:49 |
| R13.htm | 18697 | 2022-08-03 16:29:49 |
| R14.htm | 49298 | 2022-08-03 16:29:49 |
| R15.htm | 6873 | 2022-08-03 16:29:49 |
| R16.htm | 19781 | 2022-08-03 16:29:49 |
| R17.htm | 204269 | 2022-08-03 16:29:49 |
| R18.htm | 28866 | 2022-08-03 16:29:49 |
| R19.htm | 10436 | 2022-08-03 16:29:49 |
| R2.htm | 90166 | 2022-08-03 16:29:49 |
| R20.htm | 12205 | 2022-08-03 16:29:49 |
| R21.htm | 8059 | 2022-08-03 16:29:49 |
| R22.htm | 5605 | 2022-08-03 16:29:49 |
| R23.htm | 23645 | 2022-08-03 16:29:49 |
| R24.htm | 49643 | 2022-08-03 16:29:49 |
| R25.htm | 12779 | 2022-08-03 16:29:49 |
| R26.htm | 197906 | 2022-08-03 16:29:49 |
| R27.htm | 18129 | 2022-08-03 16:29:49 |
| R28.htm | 65522 | 2022-08-03 16:29:49 |
| R29.htm | 20444 | 2022-08-03 16:29:49 |
| R3.htm | 10870 | 2022-08-03 16:29:49 |
| R30.htm | 32471 | 2022-08-03 16:29:49 |
| R31.htm | 18787 | 2022-08-03 16:29:49 |
| R32.htm | 97034 | 2022-08-03 16:29:49 |
| R33.htm | 58627 | 2022-08-03 16:29:49 |
| R34.htm | 38098 | 2022-08-03 16:29:49 |
| R35.htm | 8141 | 2022-08-03 16:29:49 |
| R36.htm | 20632 | 2022-08-03 16:29:49 |
| R37.htm | 29617 | 2022-08-03 16:29:49 |
| R38.htm | 6845 | 2022-08-03 16:29:49 |
| R39.htm | 11067 | 2022-08-03 16:29:49 |
| R4.htm | 102787 | 2022-08-03 16:29:49 |
| R40.htm | 127743 | 2022-08-03 16:29:49 |
| R41.htm | 18715 | 2022-08-03 16:29:49 |
| R42.htm | 43206 | 2022-08-03 16:29:49 |
| R43.htm | 17486 | 2022-08-03 16:29:49 |
| R44.htm | 23642 | 2022-08-03 16:29:49 |
| R45.htm | 24579 | 2022-08-03 16:29:49 |
| R46.htm | 6751 | 2022-08-03 16:29:49 |
| R47.htm | 4901 | 2022-08-03 16:29:49 |
| R5.htm | 5945 | 2022-08-03 16:29:49 |
| R6.htm | 73955 | 2022-08-03 16:29:49 |
| R7.htm | 97579 | 2022-08-03 16:29:49 |
| R8.htm | 18683 | 2022-08-03 16:29:49 |
| R9.htm | 14093 | 2022-08-03 16:29:49 |
| report.css | 2767 | 2022-08-03 16:29:49 |
| Show.js | 1085 | 2022-08-03 16:29:49 |