Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000784977-22-000064-index-headers.html | 2022-08-02 15:36:41 | |
| 0000784977-22-000064-index.html | 2022-08-02 15:36:41 | |
| 0000784977-22-000064.txt | 2022-08-02 15:36:41 | |
 0000784977-22-000064-xbrl.zip | 13978 | 2022-08-02 15:36:41 |
| ex51opinionofangelicaespin.htm | 11563 | 2022-08-02 15:36:41 |
| FilingSummary.xml | 1670 | 2022-08-02 15:36:41 |
| Financial_Report.xlsx | 5688 | 2022-08-02 15:36:41 |
| MetaLinks.json | 16910 | 2022-08-02 15:36:41 |
| por-20220802.htm | 35672 | 2022-08-02 15:36:41 |
| por-20220802.xsd | 1939 | 2022-08-02 15:36:41 |
| por-20220802_htm.xml | 10712 | 2022-08-02 15:36:41 |
| por-20220802_lab.xml | 24229 | 2022-08-02 15:36:41 |
| por-20220802_pre.xml | 12625 | 2022-08-02 15:36:41 |
| R1.htm | 38539 | 2022-08-02 15:36:41 |
| report.css | 2767 | 2022-08-02 15:36:41 |
| Show.js | 1084 | 2022-08-02 15:36:41 |