Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000784977-20-000035-index-headers.html | 2020-04-28 11:01:21 | |
| 0000784977-20-000035-index.html | 2020-04-28 11:01:21 | |
| 0000784977-20-000035.txt | 2020-04-28 11:01:21 | |
 0000784977-20-000035-xbrl.zip | 38358 | 2020-04-28 11:01:21 |
| a8-k2020april200mfmb.htm | 54206 | 2020-04-28 11:01:21 |
| a8-k2020april200mfmb_htm.xml | 6258 | 2020-04-28 11:01:21 |
| ex41pge77thsupplementalind.htm | 282131 | 2020-04-28 11:01:21 |
| FilingSummary.xml | 1825 | 2020-04-28 11:01:21 |
| Financial_Report.xlsx | 5838 | 2020-04-28 11:01:21 |
| MetaLinks.json | 21261 | 2020-04-28 11:01:21 |
| por-20200427.xsd | 4456 | 2020-04-28 11:01:21 |
| por-20200427_cal.xml | 630 | 2020-04-28 11:01:21 |
| por-20200427_def.xml | 6145 | 2020-04-28 11:01:21 |
| por-20200427_lab.xml | 32723 | 2020-04-28 11:01:21 |
| por-20200427_pre.xml | 16892 | 2020-04-28 11:01:21 |
| R1.htm | 40490 | 2020-04-28 11:01:21 |
| report.css | 2766 | 2020-04-28 11:01:21 |
| Show.js | 1084 | 2020-04-28 11:01:21 |