Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001483798-19-000157-index-headers.html | 2019-11-14 14:49:45 | |
| 0001483798-19-000157-index.html | 2019-11-14 14:49:45 | |
| 0001483798-19-000157.txt | 2019-11-14 14:49:45 | |
 0001483798-19-000157-xbrl.zip | 28121 | 2019-11-14 14:49:45 |
| FilingSummary.xml | 9778 | 2019-11-14 14:49:45 |
| Financial_Report.xlsx | 20113 | 2019-11-14 14:49:45 |
| pbec-20190630.xml | 105574 | 2019-11-14 14:49:45 |
| pbec-20190630.xsd | 10612 | 2019-11-14 14:49:45 |
| pbec-20190630_cal.xml | 30738 | 2019-11-14 14:49:45 |
| pbec-20190630_def.xml | 11542 | 2019-11-14 14:49:45 |
| pbec-20190630_lab.xml | 98328 | 2019-11-14 14:49:45 |
| pbec-20190630_pre.xml | 72237 | 2019-11-14 14:49:45 |
| pbec10q-20190630.htm | 338147 | 2019-11-14 14:49:45 |
| pbec10qa1-20190630_311.htm | 14894 | 2019-11-14 14:49:45 |
| pbec10qa1-20190630_312.htm | 13808 | 2019-11-14 14:49:45 |
| pbec10qa1-20190630_321.htm | 6153 | 2019-11-14 14:49:45 |
| pbec10qa1-20190630_322.htm | 6061 | 2019-11-14 14:49:45 |
| R1.htm | 27785 | 2019-11-14 14:49:45 |
| R10.htm | 5307 | 2019-11-14 14:49:45 |
| R11.htm | 36692 | 2019-11-14 14:49:45 |
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| R13.htm | 5159 | 2019-11-14 14:49:45 |
| R14.htm | 9253 | 2019-11-14 14:49:45 |
| R15.htm | 16035 | 2019-11-14 14:49:45 |
| R16.htm | 6725 | 2019-11-14 14:49:45 |
| R2.htm | 45121 | 2019-11-14 14:49:45 |
| R3.htm | 16891 | 2019-11-14 14:49:45 |
| R4.htm | 35215 | 2019-11-14 14:49:45 |
| R5.htm | 51478 | 2019-11-14 14:49:45 |
| R6.htm | 7403 | 2019-11-14 14:49:45 |
| R7.htm | 16710 | 2019-11-14 14:49:45 |
| R8.htm | 4800 | 2019-11-14 14:49:45 |
| R9.htm | 18183 | 2019-11-14 14:49:45 |
| report.css | 2767 | 2019-11-14 14:49:45 |
| Show.js | 1085 | 2019-11-14 14:49:45 |