Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-17-037557-index-headers.html | 2017-06-05 20:03:04 | |
| 0001104659-17-037557-index.html | 2017-06-05 20:03:04 | |
| 0001104659-17-037557.txt | 2017-06-05 20:03:04 | |
 0001104659-17-037557-xbrl.zip | 160166 | 2017-06-05 20:03:04 |
| a17-10878_110q.htm | 1552277 | 2017-06-05 20:03:04 |
| a17-10878_1ex10d1.htm | 1951208 | 2017-06-05 20:03:04 |
| a17-10878_1ex10d2.htm | 871799 | 2017-06-05 20:03:04 |
| a17-10878_1ex31d1.htm | 11203 | 2017-06-05 20:03:04 |
| a17-10878_1ex31d2.htm | 10768 | 2017-06-05 20:03:04 |
| a17-10878_1ex31d3.htm | 11197 | 2017-06-05 20:03:04 |
| a17-10878_1ex31d4.htm | 10707 | 2017-06-05 20:03:04 |
| a17-10878_1ex32d1.htm | 4848 | 2017-06-05 20:03:04 |
| a17-10878_1ex32d2.htm | 4823 | 2017-06-05 20:03:04 |
| a17-10878_1ex32d3.htm | 4840 | 2017-06-05 20:03:04 |
| a17-10878_1ex32d4.htm | 4815 | 2017-06-05 20:03:04 |
| FilingSummary.xml | 42677 | 2017-06-05 20:03:04 |
| Financial_Report.xlsx | 79604 | 2017-06-05 20:03:04 |
| hds-20170430.xml | 2495758 | 2017-06-05 20:03:04 |
| hds-20170430.xsd | 53090 | 2017-06-05 20:03:04 |
| hds-20170430_cal.xml | 68611 | 2017-06-05 20:03:04 |
| hds-20170430_def.xml | 268098 | 2017-06-05 20:03:04 |
| hds-20170430_lab.xml | 409991 | 2017-06-05 20:03:04 |
| hds-20170430_pre.xml | 466731 | 2017-06-05 20:03:04 |
| R1.htm | 22390 | 2017-06-05 20:03:04 |
| R10.htm | 15029 | 2017-06-05 20:03:04 |
| R11.htm | 57158 | 2017-06-05 20:03:04 |
| R12.htm | 83423 | 2017-06-05 20:03:04 |
| R13.htm | 33123 | 2017-06-05 20:03:04 |
| R14.htm | 8664 | 2017-06-05 20:03:04 |
| R15.htm | 22130 | 2017-06-05 20:03:04 |
| R16.htm | 47967 | 2017-06-05 20:03:04 |
| R17.htm | 6787 | 2017-06-05 20:03:04 |
| R18.htm | 7888 | 2017-06-05 20:03:04 |
| R19.htm | 84682 | 2017-06-05 20:03:04 |
| R2.htm | 71534 | 2017-06-05 20:03:04 |
| R20.htm | 671165 | 2017-06-05 20:03:04 |
| R21.htm | 21260 | 2017-06-05 20:03:04 |
| R22.htm | 20948 | 2017-06-05 20:03:04 |
| R23.htm | 25444 | 2017-06-05 20:03:04 |
| R24.htm | 58609 | 2017-06-05 20:03:04 |
| R25.htm | 78593 | 2017-06-05 20:03:04 |
| R26.htm | 29334 | 2017-06-05 20:03:04 |
| R27.htm | 22197 | 2017-06-05 20:03:04 |
| R28.htm | 48352 | 2017-06-05 20:03:04 |
| R29.htm | 83195 | 2017-06-05 20:03:04 |
| R3.htm | 68920 | 2017-06-05 20:03:04 |
| R30.htm | 672283 | 2017-06-05 20:03:04 |
| R31.htm | 76354 | 2017-06-05 20:03:04 |
| R32.htm | 17029 | 2017-06-05 20:03:04 |
| R33.htm | 9688 | 2017-06-05 20:03:04 |
| R34.htm | 4782 | 2017-06-05 20:03:04 |
| R35.htm | 17002 | 2017-06-05 20:03:04 |
| R36.htm | 6412 | 2017-06-05 20:03:04 |
| R37.htm | 19012 | 2017-06-05 20:03:04 |
| R38.htm | 19258 | 2017-06-05 20:03:04 |
| R39.htm | 12148 | 2017-06-05 20:03:04 |
| R4.htm | 18328 | 2017-06-05 20:03:04 |
| R40.htm | 9327 | 2017-06-05 20:03:04 |
| R41.htm | 17379 | 2017-06-05 20:03:04 |
| R42.htm | 22874 | 2017-06-05 20:03:04 |
| R43.htm | 27520 | 2017-06-05 20:03:04 |
| R44.htm | 26785 | 2017-06-05 20:03:04 |
| R45.htm | 27434 | 2017-06-05 20:03:04 |
| R46.htm | 13073 | 2017-06-05 20:03:04 |
| R47.htm | 11492 | 2017-06-05 20:03:04 |
| R48.htm | 10323 | 2017-06-05 20:03:04 |
| R49.htm | 10165 | 2017-06-05 20:03:04 |
| R5.htm | 75344 | 2017-06-05 20:03:04 |
| R50.htm | 5576 | 2017-06-05 20:03:04 |
| R51.htm | 11283 | 2017-06-05 20:03:04 |
| R52.htm | 16020 | 2017-06-05 20:03:04 |
| R53.htm | 6419 | 2017-06-05 20:03:04 |
| R54.htm | 12567 | 2017-06-05 20:03:04 |
| R55.htm | 9737 | 2017-06-05 20:03:04 |
| R56.htm | 10248 | 2017-06-05 20:03:04 |
| R57.htm | 12460 | 2017-06-05 20:03:04 |
| R58.htm | 7499 | 2017-06-05 20:03:04 |
| R59.htm | 4217 | 2017-06-05 20:03:04 |
| R6.htm | 53258 | 2017-06-05 20:03:04 |
| R60.htm | 13470 | 2017-06-05 20:03:04 |
| R61.htm | 20704 | 2017-06-05 20:03:04 |
| R62.htm | 33249 | 2017-06-05 20:03:04 |
| R63.htm | 5876 | 2017-06-05 20:03:04 |
| R64.htm | 83469 | 2017-06-05 20:03:04 |
| R65.htm | 121352 | 2017-06-05 20:03:04 |
| R66.htm | 74276 | 2017-06-05 20:03:04 |
| R67.htm | 6101 | 2017-06-05 20:03:04 |
| R68.htm | 33124 | 2017-06-05 20:03:04 |
| R7.htm | 76727 | 2017-06-05 20:03:04 |
| R8.htm | 18333 | 2017-06-05 20:03:04 |
| R9.htm | 83485 | 2017-06-05 20:03:04 |
| report.css | 2767 | 2017-06-05 20:03:04 |
| Show.js | 1410 | 2017-06-05 20:03:04 |