Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001725526-20-000051-index-headers.html | 2020-04-28 16:57:43 | |
| 0001725526-20-000051-index.html | 2020-04-28 16:57:43 | |
| 0001725526-20-000051.txt | 2020-04-28 16:57:43 | |
 0001725526-20-000051-xbrl.zip | 13298 | 2020-04-28 16:57:43 |
| FilingSummary.xml | 1686 | 2020-04-28 16:57:43 |
| Financial_Report.xlsx | 5775 | 2020-04-28 16:57:43 |
| hpr-20200428.htm | 80135 | 2020-04-28 16:57:43 |
| hpr-20200428.xsd | 2798 | 2020-04-28 16:57:43 |
| hpr-20200428_cal.xml | 721 | 2020-04-28 16:57:43 |
| hpr-20200428_def.xml | 1660 | 2020-04-28 16:57:43 |
| hpr-20200428_htm.xml | 10506 | 2020-04-28 16:57:43 |
| hpr-20200428_lab.xml | 24530 | 2020-04-28 16:57:43 |
| hpr-20200428_pre.xml | 12649 | 2020-04-28 16:57:43 |
| MetaLinks.json | 17989 | 2020-04-28 16:57:43 |
| R1.htm | 38613 | 2020-04-28 16:57:43 |
| report.css | 2766 | 2020-04-28 16:57:43 |
| Show.js | 1084 | 2020-04-28 16:57:43 |