Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352825-22-000057-index-headers.html | 2022-10-27 14:34:22 | |
| 0000352825-22-000057-index.html | 2022-10-27 14:34:22 | |
| 0000352825-22-000057.txt | 2022-10-27 14:34:22 | |
 0000352825-22-000057-xbrl.zip | 10970 | 2022-10-27 14:34:22 |
| FilingSummary.xml | 1607 | 2022-10-27 14:34:22 |
| Financial_Report.xlsx | 5681 | 2022-10-27 14:34:22 |
| fstr-20221026.htm | 41467 | 2022-10-27 14:34:22 |
| fstr-20221026.xsd | 1902 | 2022-10-27 14:34:22 |
| fstr-20221026_htm.xml | 14595 | 2022-10-27 14:34:22 |
| fstr-20221026_lab.xml | 23832 | 2022-10-27 14:34:22 |
| fstr-20221026_pre.xml | 12508 | 2022-10-27 14:34:22 |
| MetaLinks.json | 16472 | 2022-10-27 14:34:22 |
| R1.htm | 38093 | 2022-10-27 14:34:22 |
| report.css | 2766 | 2022-10-27 14:34:22 |
| Show.js | 1084 | 2022-10-27 14:34:22 |