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|---|---|---|
 0001683168-19-002041-index-headers.html | 2019-06-27 18:55:04 | |
| 0001683168-19-002041-index.html | 2019-06-27 18:55:04 | |
| 0001683168-19-002041.txt | 2019-06-27 18:55:04 | |
 0001683168-19-002041-xbrl.zip | 64746 | 2019-06-27 18:55:04 |
| FilingSummary.xml | 21040 | 2019-06-27 18:55:04 |
| Financial_Report.xlsx | 47126 | 2019-06-27 18:55:04 |
| premier_10q-033118.htm | 302215 | 2019-06-27 18:55:04 |
| premier_10q-3101.htm | 8342 | 2019-06-27 18:55:04 |
| premier_10q-3102.htm | 8271 | 2019-06-27 18:55:04 |
| premier_10q-3201.htm | 2760 | 2019-06-27 18:55:04 |
| premier_10q-3202.htm | 2856 | 2019-06-27 18:55:04 |
| prhl-20180331.xml | 271877 | 2019-06-27 18:55:04 |
| prhl-20180331.xsd | 24410 | 2019-06-27 18:55:04 |
| prhl-20180331_cal.xml | 44807 | 2019-06-27 18:55:04 |
| prhl-20180331_def.xml | 118356 | 2019-06-27 18:55:04 |
| prhl-20180331_lab.xml | 213691 | 2019-06-27 18:55:04 |
| prhl-20180331_pre.xml | 171168 | 2019-06-27 18:55:04 |
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| R10.htm | 13312 | 2019-06-27 18:55:04 |
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| R19.htm | 9598 | 2019-06-27 18:55:04 |
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| R7.htm | 7288 | 2019-06-27 18:55:04 |
| R8.htm | 14264 | 2019-06-27 18:55:04 |
| R9.htm | 9631 | 2019-06-27 18:55:04 |
| report.css | 2767 | 2019-06-27 18:55:04 |
| Show.js | 1085 | 2019-06-27 18:55:04 |