Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000784977-19-000064-index-headers.html | 2019-09-10 19:55:42 | |
| 0000784977-19-000064-index.html | 2019-09-10 19:55:42 | |
| 0000784977-19-000064.txt | 2019-09-10 19:55:42 | |
 0000784977-19-000064-xbrl.zip | 12943 | 2019-09-10 19:55:42 |
| a8-k2019officerretirem.htm | 44495 | 2019-09-10 19:55:42 |
| a8-k2019officerretirem_htm.xml | 4349 | 2019-09-10 19:55:42 |
| FilingSummary.xml | 1720 | 2019-09-10 19:55:42 |
| Financial_Report.xlsx | 5779 | 2019-09-10 19:55:42 |
| MetaLinks.json | 18700 | 2019-09-10 19:55:42 |
| por-20190910.xsd | 4598 | 2019-09-10 19:55:42 |
| por-20190910_cal.xml | 633 | 2019-09-10 19:55:42 |
| por-20190910_def.xml | 1483 | 2019-09-10 19:55:42 |
| por-20190910_lab.xml | 26142 | 2019-09-10 19:55:42 |
| por-20190910_pre.xml | 13589 | 2019-09-10 19:55:42 |
| R1.htm | 38599 | 2019-09-10 19:55:42 |
| report.css | 2766 | 2019-09-10 19:55:42 |
| Show.js | 1084 | 2019-09-10 19:55:42 |