Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001483798-19-000026-index-headers.html | 2019-04-29 16:00:28 | |
| 0001483798-19-000026-index.html | 2019-04-29 16:00:28 | |
| 0001483798-19-000026.txt | 2019-04-29 16:00:28 | |
 0001483798-19-000026-xbrl.zip | 35712 | 2019-04-29 16:00:28 |
| FilingSummary.xml | 13464 | 2019-04-29 16:00:28 |
| Financial_Report.xlsx | 25029 | 2019-04-29 16:00:28 |
 image2.jpg | 36627 | 2019-04-29 16:00:28 |
| pbec-20121231.xml | 167921 | 2019-04-29 16:00:28 |
| pbec-20121231.xsd | 14949 | 2019-04-29 16:00:28 |
| pbec-20121231_cal.xml | 40900 | 2019-04-29 16:00:28 |
| pbec-20121231_def.xml | 28816 | 2019-04-29 16:00:28 |
| pbec-20121231_lab.xml | 126016 | 2019-04-29 16:00:28 |
| pbec-20121231_pre.xml | 96755 | 2019-04-29 16:00:28 |
| pbec10k-20121231.htm | 550775 | 2019-04-29 16:00:28 |
| pbec10k-20121231_311.htm | 14676 | 2019-04-29 16:00:28 |
| pbec10k-20121231_312.htm | 13883 | 2019-04-29 16:00:28 |
| pbec10k-20121231_321.htm | 6014 | 2019-04-29 16:00:28 |
| pbec10k-20121231_322.htm | 5944 | 2019-04-29 16:00:28 |
| R1.htm | 33018 | 2019-04-29 16:00:28 |
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| R2.htm | 47574 | 2019-04-29 16:00:28 |
| R20.htm | 12595 | 2019-04-29 16:00:28 |
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| R8.htm | 16461 | 2019-04-29 16:00:28 |
| R9.htm | 17393 | 2019-04-29 16:00:28 |
| report.css | 2767 | 2019-04-29 16:00:28 |
| Show.js | 1085 | 2019-04-29 16:00:28 |