Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001075415-20-000025-index-headers.html | 2020-11-05 14:41:26 | |
| 0001075415-20-000025-index.html | 2020-11-05 14:41:26 | |
| 0001075415-20-000025.txt | 2020-11-05 14:41:26 | |
 0001075415-20-000025-xbrl.zip | 373941 | 2020-11-05 14:41:26 |
| dhc-20200930.htm | 2753454 | 2020-11-05 14:41:26 |
| dhc-20200930.xsd | 50675 | 2020-11-05 14:41:26 |
| dhc-20200930_cal.xml | 71948 | 2020-11-05 14:41:26 |
| dhc-20200930_def.xml | 367866 | 2020-11-05 14:41:26 |
| dhc-20200930_htm.xml | 1689510 | 2020-11-05 14:41:26 |
| dhc-20200930_lab.xml | 567545 | 2020-11-05 14:41:26 |
| dhc-20200930_pre.xml | 427201 | 2020-11-05 14:41:26 |
| dhc093020exhibit101.htm | 29461 | 2020-11-05 14:41:26 |
| dhc093020exhibit311.htm | 11174 | 2020-11-05 14:41:26 |
| dhc093020exhibit312.htm | 11192 | 2020-11-05 14:41:26 |
| dhc093020exhibit313.htm | 11286 | 2020-11-05 14:41:26 |
| dhc093020exhibit314.htm | 11455 | 2020-11-05 14:41:26 |
| dhc093020exhibit321.htm | 10746 | 2020-11-05 14:41:26 |
| FilingSummary.xml | 29689 | 2020-11-05 14:41:26 |
| Financial_Report.xlsx | 92073 | 2020-11-05 14:41:26 |
| MetaLinks.json | 543745 | 2020-11-05 14:41:26 |
| R1.htm | 57678 | 2020-11-05 14:41:26 |
| R10.htm | 16138 | 2020-11-05 14:41:26 |
| R11.htm | 55477 | 2020-11-05 14:41:26 |
| R12.htm | 10487 | 2020-11-05 14:41:26 |
| R13.htm | 17591 | 2020-11-05 14:41:26 |
| R14.htm | 54832 | 2020-11-05 14:41:26 |
| R15.htm | 7125 | 2020-11-05 14:41:26 |
| R16.htm | 27778 | 2020-11-05 14:41:26 |
| R17.htm | 219558 | 2020-11-05 14:41:26 |
| R18.htm | 35189 | 2020-11-05 14:41:26 |
| R19.htm | 9165 | 2020-11-05 14:41:26 |
| R2.htm | 93687 | 2020-11-05 14:41:26 |
| R20.htm | 13787 | 2020-11-05 14:41:26 |
| R21.htm | 7524 | 2020-11-05 14:41:26 |
| R22.htm | 6056 | 2020-11-05 14:41:26 |
| R23.htm | 5636 | 2020-11-05 14:41:26 |
| R24.htm | 53132 | 2020-11-05 14:41:26 |
| R25.htm | 56798 | 2020-11-05 14:41:26 |
| R26.htm | 27022 | 2020-11-05 14:41:26 |
| R27.htm | 213155 | 2020-11-05 14:41:26 |
| R28.htm | 18012 | 2020-11-05 14:41:26 |
| R29.htm | 23548 | 2020-11-05 14:41:26 |
| R3.htm | 10891 | 2020-11-05 14:41:26 |
| R30.htm | 23649 | 2020-11-05 14:41:26 |
| R31.htm | 72038 | 2020-11-05 14:41:26 |
| R32.htm | 97540 | 2020-11-05 14:41:26 |
| R33.htm | 21052 | 2020-11-05 14:41:26 |
| R34.htm | 132405 | 2020-11-05 14:41:26 |
| R35.htm | 71193 | 2020-11-05 14:41:26 |
| R36.htm | 19825 | 2020-11-05 14:41:26 |
| R37.htm | 7895 | 2020-11-05 14:41:26 |
| R38.htm | 9634 | 2020-11-05 14:41:26 |
| R39.htm | 23638 | 2020-11-05 14:41:26 |
| R4.htm | 101111 | 2020-11-05 14:41:26 |
| R40.htm | 22113 | 2020-11-05 14:41:26 |
| R41.htm | 20127 | 2020-11-05 14:41:26 |
| R42.htm | 7490 | 2020-11-05 14:41:26 |
| R43.htm | 161280 | 2020-11-05 14:41:26 |
| R44.htm | 78888 | 2020-11-05 14:41:26 |
| R45.htm | 17521 | 2020-11-05 14:41:26 |
| R46.htm | 26434 | 2020-11-05 14:41:26 |
| R47.htm | 31961 | 2020-11-05 14:41:26 |
| R48.htm | 6734 | 2020-11-05 14:41:26 |
| R49.htm | 5153 | 2020-11-05 14:41:26 |
| R5.htm | 5085 | 2020-11-05 14:41:26 |
| R6.htm | 115581 | 2020-11-05 14:41:26 |
| R7.htm | 115222 | 2020-11-05 14:41:26 |
| R8.htm | 14529 | 2020-11-05 14:41:26 |
| R9.htm | 10300 | 2020-11-05 14:41:26 |
| report.css | 2767 | 2020-11-05 14:41:26 |
| Show.js | 1085 | 2020-11-05 14:41:26 |