Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001075415-26-000013-index-headers.html | 2026-02-23 17:41:18 | |
| 0001075415-26-000013-index.html | 2026-02-23 17:41:18 | |
| 0001075415-26-000013.txt | 2026-02-23 17:41:18 | |
 0001075415-26-000013-xbrl.zip | 696800 | 2026-02-23 17:41:18 |
| dhc-20251231.htm | 5394526 | 2026-02-23 17:41:18 |
| dhc-20251231.xsd | 168865 | 2026-02-23 17:41:18 |
| dhc-20251231_cal.xml | 111895 | 2026-02-23 17:41:18 |
| dhc-20251231_def.xml | 775908 | 2026-02-23 17:41:18 |
| dhc-20251231_htm.xml | 4587279 | 2026-02-23 17:41:18 |
| dhc-20251231_lab.xml | 1402376 | 2026-02-23 17:41:18 |
| dhc-20251231_pre.xml | 1008025 | 2026-02-23 17:41:18 |
 dhctaxopinionimage2a04.gif | 1894 | 2026-02-23 17:41:18 |
 dhctaxopinionmage1a04.gif | 7681 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx191.htm | 44731 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx211.htm | 6461 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx221.htm | 94940 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx231.htm | 2257 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx311.htm | 10982 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx312.htm | 11194 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx321.htm | 9313 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx412.htm | 20509 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx414.htm | 22283 | 2026-02-23 17:41:18 |
| dhc_123125xexhibitx81.htm | 10893 | 2026-02-23 17:41:18 |
| FilingSummary.xml | 52742 | 2026-02-23 17:41:18 |
| MetaLinks.json | 1515337 | 2026-02-23 17:41:18 |
| R1.htm | 70647 | 2026-02-23 17:41:18 |
| R10.htm | 12169 | 2026-02-23 17:41:18 |
| R11.htm | 7278 | 2026-02-23 17:41:18 |
| R12.htm | 51610 | 2026-02-23 17:41:18 |
| R13.htm | 165794 | 2026-02-23 17:41:18 |
| R14.htm | 14879 | 2026-02-23 17:41:18 |
| R15.htm | 46570 | 2026-02-23 17:41:18 |
| R16.htm | 38586 | 2026-02-23 17:41:18 |
| R17.htm | 56949 | 2026-02-23 17:41:18 |
| R18.htm | 17509 | 2026-02-23 17:41:18 |
| R19.htm | 180933 | 2026-02-23 17:41:18 |
| R2.htm | 7780 | 2026-02-23 17:41:18 |
| R20.htm | 70983 | 2026-02-23 17:41:18 |
| R21.htm | 32542 | 2026-02-23 17:41:18 |
| R22.htm | 159626 | 2026-02-23 17:41:18 |
| R23.htm | 59801 | 2026-02-23 17:41:18 |
| R24.htm | 5383 | 2026-02-23 17:41:18 |
| R25.htm | 1196902 | 2026-02-23 17:41:18 |
| R26.htm | 8465 | 2026-02-23 17:41:18 |
| R27.htm | 4371 | 2026-02-23 17:41:18 |
| R28.htm | 23394 | 2026-02-23 17:41:18 |
| R29.htm | 61151 | 2026-02-23 17:41:18 |
| R3.htm | 130241 | 2026-02-23 17:41:18 |
| R30.htm | 22933 | 2026-02-23 17:41:18 |
| R31.htm | 160748 | 2026-02-23 17:41:18 |
| R32.htm | 10809 | 2026-02-23 17:41:18 |
| R33.htm | 41046 | 2026-02-23 17:41:18 |
| R34.htm | 27617 | 2026-02-23 17:41:18 |
| R35.htm | 33435 | 2026-02-23 17:41:18 |
| R36.htm | 170214 | 2026-02-23 17:41:18 |
| R37.htm | 67191 | 2026-02-23 17:41:18 |
| R38.htm | 24837 | 2026-02-23 17:41:18 |
| R39.htm | 151844 | 2026-02-23 17:41:18 |
| R4.htm | 12177 | 2026-02-23 17:41:18 |
| R40.htm | 58818 | 2026-02-23 17:41:18 |
| R41.htm | 21202 | 2026-02-23 17:41:18 |
| R42.htm | 34661 | 2026-02-23 17:41:18 |
| R43.htm | 21268 | 2026-02-23 17:41:18 |
| R44.htm | 20861 | 2026-02-23 17:41:18 |
| R45.htm | 27751 | 2026-02-23 17:41:18 |
| R46.htm | 37219 | 2026-02-23 17:41:18 |
| R47.htm | 7225 | 2026-02-23 17:41:18 |
| R48.htm | 106243 | 2026-02-23 17:41:18 |
| R49.htm | 246210 | 2026-02-23 17:41:18 |
| R5.htm | 112648 | 2026-02-23 17:41:18 |
| R50.htm | 23395 | 2026-02-23 17:41:18 |
| R51.htm | 19193 | 2026-02-23 17:41:18 |
| R52.htm | 30635 | 2026-02-23 17:41:18 |
| R53.htm | 17548 | 2026-02-23 17:41:18 |
| R54.htm | 16364 | 2026-02-23 17:41:18 |
| R55.htm | 52231 | 2026-02-23 17:41:18 |
| R56.htm | 20712 | 2026-02-23 17:41:18 |
| R57.htm | 22527 | 2026-02-23 17:41:18 |
| R58.htm | 11935 | 2026-02-23 17:41:18 |
| R59.htm | 70326 | 2026-02-23 17:41:18 |
| R6.htm | 5642 | 2026-02-23 17:41:18 |
| R60.htm | 20347 | 2026-02-23 17:41:18 |
| R61.htm | 30536 | 2026-02-23 17:41:18 |
| R62.htm | 87146 | 2026-02-23 17:41:18 |
| R63.htm | 31789 | 2026-02-23 17:41:18 |
| R64.htm | 77515 | 2026-02-23 17:41:18 |
| R65.htm | 55249 | 2026-02-23 17:41:18 |
| R66.htm | 113947 | 2026-02-23 17:41:18 |
| R67.htm | 163763 | 2026-02-23 17:41:18 |
| R68.htm | 96907 | 2026-02-23 17:41:18 |
| R69.htm | 45102 | 2026-02-23 17:41:18 |
| R7.htm | 64382 | 2026-02-23 17:41:18 |
| R70.htm | 82123 | 2026-02-23 17:41:18 |
| R71.htm | 67640 | 2026-02-23 17:41:18 |
| R72.htm | 12229 | 2026-02-23 17:41:18 |
| R73.htm | 16297 | 2026-02-23 17:41:18 |
| R74.htm | 14560 | 2026-02-23 17:41:18 |
| R75.htm | 12028 | 2026-02-23 17:41:18 |
| R76.htm | 4844 | 2026-02-23 17:41:18 |
| R77.htm | 113767 | 2026-02-23 17:41:18 |
| R78.htm | 22113 | 2026-02-23 17:41:18 |
| R79.htm | 27126 | 2026-02-23 17:41:18 |
| R8.htm | 114281 | 2026-02-23 17:41:18 |
| R80.htm | 33663 | 2026-02-23 17:41:18 |
| R81.htm | 15267 | 2026-02-23 17:41:18 |
| R82.htm | 16357 | 2026-02-23 17:41:18 |
| R83.htm | 17363 | 2026-02-23 17:41:18 |
| R84.htm | 2092622 | 2026-02-23 17:41:18 |
| R85.htm | 38599 | 2026-02-23 17:41:18 |
| R86.htm | 32215 | 2026-02-23 17:41:18 |
| R9.htm | 14817 | 2026-02-23 17:41:18 |
| report.css | 2768 | 2026-02-23 17:41:18 |
| Show.js | 1086 | 2026-02-23 17:41:18 |