Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000894189-24-001681-index-headers.html | 2024-03-12 16:15:01 | |
| 0000894189-24-001681-index.html | 2024-03-12 16:15:01 | |
| 0000894189-24-001681.txt | 2024-03-12 16:15:01 | |
 0000894189-24-001681-xbrl.zip | 52506 | 2024-03-12 16:15:01 |
| ck0000811030-20231231.htm | 10727 | 2024-03-12 16:15:01 |
| ck0000811030-20231231.xsd | 4049 | 2024-03-12 16:15:01 |
| ck0000811030-20231231_def.xml | 111457 | 2024-03-12 16:15:01 |
 ck0000811030-20231231_g1.jpg | 6619 | 2024-03-12 16:15:01 |
| ck0000811030-20231231_htm.xml | 11009 | 2024-03-12 16:15:01 |
| ck0000811030-20231231_lab.xml | 206132 | 2024-03-12 16:15:01 |
| ck0000811030-20231231_pre.xml | 121307 | 2024-03-12 16:15:01 |
| FilingSummary.xml | 2493 | 2024-03-12 16:15:01 |
| MetaLinks.json | 239629 | 2024-03-12 16:15:01 |
| R1.htm | 18005 | 2024-03-12 16:15:01 |
| R2.htm | 23838 | 2024-03-12 16:15:01 |
| report.css | 2767 | 2024-03-12 16:15:01 |
| Show.js | 1085 | 2024-03-12 16:15:01 |