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|---|---|---|
 0001493152-19-012640-index-headers.html | 2019-08-14 17:19:14 | |
| 0001493152-19-012640-index.html | 2019-08-14 17:19:14 | |
| 0001493152-19-012640.txt | 2019-08-14 17:19:14 | |
 0001493152-19-012640-xbrl.zip | 58504 | 2019-08-14 17:19:14 |
| ex31.htm | 20013 | 2019-08-14 17:19:14 |
| ex32.htm | 6080 | 2019-08-14 17:19:14 |
| FilingSummary.xml | 16292 | 2019-08-14 17:19:14 |
| Financial_Report.xlsx | 34621 | 2019-08-14 17:19:14 |
| form10-q.htm | 355220 | 2019-08-14 17:19:14 |
| hpto-20190630.xml | 285637 | 2019-08-14 17:19:14 |
| hpto-20190630.xsd | 21649 | 2019-08-14 17:19:14 |
| hpto-20190630_cal.xml | 32160 | 2019-08-14 17:19:14 |
| hpto-20190630_def.xml | 80779 | 2019-08-14 17:19:14 |
| hpto-20190630_lab.xml | 188030 | 2019-08-14 17:19:14 |
| hpto-20190630_pre.xml | 137912 | 2019-08-14 17:19:14 |
 logo_001.jpg | 3248 | 2019-08-14 17:19:14 |
| R1.htm | 31066 | 2019-08-14 17:19:14 |
| R10.htm | 30852 | 2019-08-14 17:19:14 |
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| R3.htm | 18921 | 2019-08-14 17:19:14 |
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| R8.htm | 30099 | 2019-08-14 17:19:14 |
| R9.htm | 11135 | 2019-08-14 17:19:14 |
| report.css | 2767 | 2019-08-14 17:19:14 |
| Show.js | 1085 | 2019-08-14 17:19:14 |