Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352825-21-000047-index-headers.html | 2021-08-03 08:31:32 | |
| 0000352825-21-000047-index.html | 2021-08-03 08:31:32 | |
| 0000352825-21-000047.txt | 2021-08-03 08:31:32 | |
 0000352825-21-000047-xbrl.zip | 27500 | 2021-08-03 08:31:32 |
| ex-991q22021.htm | 257427 | 2021-08-03 08:31:32 |
| FilingSummary.xml | 1628 | 2021-08-03 08:31:32 |
| Financial_Report.xlsx | 5659 | 2021-08-03 08:31:32 |
| fstr-20210803.htm | 43347 | 2021-08-03 08:31:32 |
| fstr-20210803.xsd | 1902 | 2021-08-03 08:31:32 |
| fstr-20210803_htm.xml | 15377 | 2021-08-03 08:31:32 |
| fstr-20210803_lab.xml | 23832 | 2021-08-03 08:31:32 |
| fstr-20210803_pre.xml | 12508 | 2021-08-03 08:31:32 |
 lbflogoa.jpg | 587126 | 2021-08-03 08:31:32 |
| MetaLinks.json | 16637 | 2021-08-03 08:31:32 |
| R1.htm | 38567 | 2021-08-03 08:31:32 |
| report.css | 2767 | 2021-08-03 08:31:32 |
| Show.js | 1085 | 2021-08-03 08:31:32 |