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| 0001122976-18-000013-index.html | 2018-04-26 09:39:42 | |
| 0001122976-18-000013.txt | 2018-04-26 09:39:42 | |
 0001122976-18-000013-xbrl.zip | 112441 | 2018-04-26 09:39:42 |
| FilingSummary.xml | 21495 | 2018-04-26 09:39:42 |
| Financial_Report.xlsx | 43239 | 2018-04-26 09:39:42 |
| pol-20180331.xml | 768153 | 2018-04-26 09:39:42 |
| pol-20180331.xsd | 28589 | 2018-04-26 09:39:42 |
| pol-20180331_cal.xml | 62415 | 2018-04-26 09:39:42 |
| pol-20180331_def.xml | 117530 | 2018-04-26 09:39:42 |
| pol-20180331_lab.xml | 385678 | 2018-04-26 09:39:42 |
| pol-20180331_pre.xml | 209121 | 2018-04-26 09:39:42 |
| pol-2018331x10q.htm | 636422 | 2018-04-26 09:39:42 |
| pol-ex311_20180331.htm | 11689 | 2018-04-26 09:39:42 |
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| pol-ex321_20180331.htm | 5634 | 2018-04-26 09:39:42 |
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| R9.htm | 13729 | 2018-04-26 09:39:42 |
| report.css | 2767 | 2018-04-26 09:39:42 |
| Show.js | 1410 | 2018-04-26 09:39:42 |