Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001725526-20-000040-index-headers.html | 2020-03-13 16:32:51 | |
| 0001725526-20-000040-index.html | 2020-03-13 16:32:51 | |
| 0001725526-20-000040.txt | 2020-03-13 16:32:51 | |
 0001725526-20-000040-xbrl.zip | 14963 | 2020-03-13 16:32:51 |
| FilingSummary.xml | 1726 | 2020-03-13 16:32:51 |
| Financial_Report.xlsx | 5774 | 2020-03-13 16:32:51 |
 hplogo31.jpg | 80255 | 2020-03-13 16:32:51 |
| hpr-03132020xex991.htm | 5079 | 2020-03-13 16:32:51 |
| hpr-20200313.htm | 64239 | 2020-03-13 16:32:51 |
| hpr-20200313.xsd | 2798 | 2020-03-13 16:32:51 |
| hpr-20200313_cal.xml | 721 | 2020-03-13 16:32:51 |
| hpr-20200313_def.xml | 1685 | 2020-03-13 16:32:51 |
| hpr-20200313_htm.xml | 10519 | 2020-03-13 16:32:51 |
| hpr-20200313_lab.xml | 24530 | 2020-03-13 16:32:51 |
| hpr-20200313_pre.xml | 12649 | 2020-03-13 16:32:51 |
| MetaLinks.json | 17989 | 2020-03-13 16:32:51 |
| R1.htm | 38613 | 2020-03-13 16:32:51 |
| report.css | 2767 | 2020-03-13 16:32:51 |
| Show.js | 1085 | 2020-03-13 16:32:51 |