Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-20-021760-index-headers.html | 2020-11-16 17:15:22 | |
| 0001493152-20-021760-index.html | 2020-11-16 17:15:22 | |
| 0001493152-20-021760.txt | 2020-11-16 17:15:22 | |
 0001493152-20-021760-xbrl.zip | 55014 | 2020-11-16 17:15:22 |
| ex31.htm | 16284 | 2020-11-16 17:15:22 |
| ex32.htm | 5781 | 2020-11-16 17:15:22 |
| FilingSummary.xml | 14061 | 2020-11-16 17:15:22 |
| Financial_Report.xlsx | 37885 | 2020-11-16 17:15:22 |
| form10-q.htm | 372854 | 2020-11-16 17:15:22 |
 form10-q_001.jpg | 4283 | 2020-11-16 17:15:22 |
| hpto-20200930.xml | 273947 | 2020-11-16 17:15:22 |
| hpto-20200930.xsd | 29788 | 2020-11-16 17:15:22 |
| hpto-20200930_cal.xml | 29078 | 2020-11-16 17:15:22 |
| hpto-20200930_def.xml | 70187 | 2020-11-16 17:15:22 |
| hpto-20200930_lab.xml | 216489 | 2020-11-16 17:15:22 |
| hpto-20200930_pre.xml | 132427 | 2020-11-16 17:15:22 |
| R1.htm | 29308 | 2020-11-16 17:15:22 |
| R10.htm | 12658 | 2020-11-16 17:15:22 |
| R11.htm | 6556 | 2020-11-16 17:15:22 |
| R12.htm | 8918 | 2020-11-16 17:15:22 |
| R13.htm | 38253 | 2020-11-16 17:15:22 |
| R14.htm | 28301 | 2020-11-16 17:15:22 |
| R15.htm | 13616 | 2020-11-16 17:15:22 |
| R16.htm | 23647 | 2020-11-16 17:15:22 |
| R17.htm | 41835 | 2020-11-16 17:15:22 |
| R18.htm | 38756 | 2020-11-16 17:15:22 |
| R19.htm | 30788 | 2020-11-16 17:15:22 |
| R2.htm | 69276 | 2020-11-16 17:15:22 |
| R20.htm | 15315 | 2020-11-16 17:15:22 |
| R21.htm | 4415 | 2020-11-16 17:15:22 |
| R22.htm | 32555 | 2020-11-16 17:15:22 |
| R3.htm | 18956 | 2020-11-16 17:15:22 |
| R4.htm | 67699 | 2020-11-16 17:15:22 |
| R5.htm | 52594 | 2020-11-16 17:15:22 |
| R6.htm | 56023 | 2020-11-16 17:15:22 |
| R7.htm | 6660 | 2020-11-16 17:15:22 |
| R8.htm | 18907 | 2020-11-16 17:15:22 |
| R9.htm | 32169 | 2020-11-16 17:15:22 |
| report.css | 2767 | 2020-11-16 17:15:22 |
| Show.js | 1085 | 2020-11-16 17:15:22 |