Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000914025-21-000089-index-headers.html | 2021-12-29 16:08:06 | |
| 0000914025-21-000089-index.html | 2021-12-29 16:08:06 | |
| 0000914025-21-000089.txt | 2021-12-29 16:08:06 | |
 0000914025-21-000089-xbrl.zip | 87227 | 2021-12-29 16:08:06 |
| ex101amendmentno3tocredita.htm | 30545 | 2021-12-29 16:08:06 |
| FilingSummary.xml | 1720 | 2021-12-29 16:08:06 |
| Financial_Report.xlsx | 5659 | 2021-12-29 16:08:06 |
| MetaLinks.json | 16689 | 2021-12-29 16:08:06 |
| poly-20211229.htm | 38674 | 2021-12-29 16:08:06 |
| poly-20211229.xsd | 1924 | 2021-12-29 16:08:06 |
 poly-20211229_g1.jpg | 85101 | 2021-12-29 16:08:06 |
| poly-20211229_htm.xml | 10865 | 2021-12-29 16:08:06 |
| poly-20211229_lab.xml | 24137 | 2021-12-29 16:08:06 |
| poly-20211229_pre.xml | 12526 | 2021-12-29 16:08:06 |
| R1.htm | 38551 | 2021-12-29 16:08:06 |
| report.css | 2767 | 2021-12-29 16:08:06 |
| Show.js | 1085 | 2021-12-29 16:08:06 |