Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001683168-17-002930-index-headers.html | 2017-11-13 14:55:51 | |
| 0001683168-17-002930-index.html | 2017-11-13 14:55:51 | |
| 0001683168-17-002930.txt | 2017-11-13 14:55:51 | |
 0001683168-17-002930-xbrl.zip | 24032 | 2017-11-13 14:55:51 |
| FilingSummary.xml | 11383 | 2017-11-13 14:55:51 |
| Financial_Report.xlsx | 21266 | 2017-11-13 14:55:51 |
| hdhc_10q-093017.htm | 143357 | 2017-11-13 14:55:51 |
| hdhc_10q-ex3101.htm | 7427 | 2017-11-13 14:55:51 |
| hdhc_10q-ex3102.htm | 7280 | 2017-11-13 14:55:51 |
| hdhc_10q-ex3201.htm | 4105 | 2017-11-13 14:55:51 |
| hdhc_10q-ex3202.htm | 4008 | 2017-11-13 14:55:51 |
| none-20170930.xml | 52896 | 2017-11-13 14:55:51 |
| none-20170930.xsd | 12007 | 2017-11-13 14:55:51 |
| none-20170930_cal.xml | 21802 | 2017-11-13 14:55:51 |
| none-20170930_def.xml | 19576 | 2017-11-13 14:55:51 |
| none-20170930_lab.xml | 84781 | 2017-11-13 14:55:51 |
| none-20170930_pre.xml | 67134 | 2017-11-13 14:55:51 |
| R1.htm | 25624 | 2017-11-13 14:55:51 |
| R10.htm | 5083 | 2017-11-13 14:55:51 |
| R11.htm | 5375 | 2017-11-13 14:55:51 |
| R12.htm | 6153 | 2017-11-13 14:55:51 |
| R13.htm | 17123 | 2017-11-13 14:55:51 |
| R14.htm | 4560 | 2017-11-13 14:55:51 |
| R15.htm | 8097 | 2017-11-13 14:55:51 |
| R16.htm | 10489 | 2017-11-13 14:55:51 |
| R17.htm | 7387 | 2017-11-13 14:55:51 |
| R18.htm | 13481 | 2017-11-13 14:55:51 |
| R2.htm | 48564 | 2017-11-13 14:55:51 |
| R3.htm | 18947 | 2017-11-13 14:55:51 |
| R4.htm | 23379 | 2017-11-13 14:55:51 |
| R5.htm | 46562 | 2017-11-13 14:55:51 |
| R6.htm | 7142 | 2017-11-13 14:55:51 |
| R7.htm | 9881 | 2017-11-13 14:55:51 |
| R8.htm | 5880 | 2017-11-13 14:55:51 |
| R9.htm | 5830 | 2017-11-13 14:55:51 |
| report.css | 2767 | 2017-11-13 14:55:51 |
| Show.js | 1410 | 2017-11-13 14:55:51 |