Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000914025-22-000016-index-headers.html | 2022-02-18 16:14:01 | |
| 0000914025-22-000016-index.html | 2022-02-18 16:14:01 | |
| 0000914025-22-000016.txt | 2022-02-18 16:14:01 | |
 0000914025-22-000016-xbrl.zip | 82274 | 2022-02-18 16:14:01 |
| FilingSummary.xml | 1671 | 2022-02-18 16:14:01 |
| Financial_Report.xlsx | 5652 | 2022-02-18 16:14:01 |
| MetaLinks.json | 16545 | 2022-02-18 16:14:01 |
| poly-20220214.htm | 36344 | 2022-02-18 16:14:01 |
| poly-20220214.xsd | 1911 | 2022-02-18 16:14:01 |
 poly-20220214_g1.jpg | 85101 | 2022-02-18 16:14:01 |
| poly-20220214_htm.xml | 10803 | 2022-02-18 16:14:01 |
| poly-20220214_lab.xml | 23832 | 2022-02-18 16:14:01 |
| poly-20220214_pre.xml | 12514 | 2022-02-18 16:14:01 |
| R1.htm | 38550 | 2022-02-18 16:14:01 |
| report.css | 2767 | 2022-02-18 16:14:01 |
| Show.js | 1084 | 2022-02-18 16:14:01 |