Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000894189-21-005143-index-headers.html | 2021-08-09 16:09:32 | |
| 0000894189-21-005143-index.html | 2021-08-09 16:09:32 | |
| 0000894189-21-005143.txt | 2021-08-09 16:09:32 | |
 0000894189-21-005143-xbrl.zip | 72576 | 2021-08-09 16:09:32 |
| ck0000811030-20210331.htm | 34879 | 2021-08-09 16:09:32 |
| ck0000811030-20210331.xsd | 4911 | 2021-08-09 16:09:32 |
| ck0000811030-20210331_cal.xml | 2502 | 2021-08-09 16:09:32 |
| ck0000811030-20210331_def.xml | 138133 | 2021-08-09 16:09:32 |
 ck0000811030-20210331_g1.jpg | 29569 | 2021-08-09 16:09:32 |
| ck0000811030-20210331_htm.xml | 16562 | 2021-08-09 16:09:32 |
| ck0000811030-20210331_lab.xml | 225424 | 2021-08-09 16:09:32 |
| ck0000811030-20210331_pre.xml | 149843 | 2021-08-09 16:09:32 |
| FilingSummary.xml | 2949 | 2021-08-09 16:09:32 |
| Financial_Report.xlsx | 8270 | 2021-08-09 16:09:32 |
| MetaLinks.json | 243099 | 2021-08-09 16:09:32 |
| R1.htm | 18234 | 2021-08-09 16:09:32 |
| R2.htm | 12351 | 2021-08-09 16:09:32 |
| R3.htm | 23588 | 2021-08-09 16:09:32 |
| report.css | 2767 | 2021-08-09 16:09:32 |
| Show.js | 1085 | 2021-08-09 16:09:32 |