Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352825-26-000033-index-headers.html | 2026-05-22 12:00:50 | |
| 0000352825-26-000033-index.html | 2026-05-22 12:00:50 | |
| 0000352825-26-000033.txt | 2026-05-22 12:00:50 | |
 0000352825-26-000033-xbrl.zip | 9664 | 2026-05-22 12:00:50 |
| FilingSummary.xml | 1622 | 2026-05-22 12:00:50 |
| fstr-20260521.htm | 47604 | 2026-05-22 12:00:50 |
| fstr-20260521.xsd | 1785 | 2026-05-22 12:00:50 |
| fstr-20260521_htm.xml | 3395 | 2026-05-22 12:00:50 |
| fstr-20260521_lab.xml | 21629 | 2026-05-22 12:00:50 |
| fstr-20260521_pre.xml | 12510 | 2026-05-22 12:00:50 |
| MetaLinks.json | 16903 | 2026-05-22 12:00:50 |
| R1.htm | 38065 | 2026-05-22 12:00:50 |
| report.css | 2766 | 2026-05-22 12:00:50 |
| Show.js | 1084 | 2026-05-22 12:00:50 |