Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000352825-22-000033-index.html | 2022-08-09 08:38:47 | |
| 0000352825-22-000033.txt | 2022-08-09 08:38:47 | |
 0000352825-22-000033-xbrl.zip | 29816 | 2022-08-09 08:38:47 |
| ex-991q22022.htm | 299240 | 2022-08-09 08:38:47 |
| FilingSummary.xml | 1639 | 2022-08-09 08:38:47 |
| Financial_Report.xlsx | 5684 | 2022-08-09 08:38:47 |
| fstr-20220809.htm | 42420 | 2022-08-09 08:38:47 |
| fstr-20220809.xsd | 1902 | 2022-08-09 08:38:47 |
| fstr-20220809_htm.xml | 15009 | 2022-08-09 08:38:47 |
| fstr-20220809_lab.xml | 23832 | 2022-08-09 08:38:47 |
| fstr-20220809_pre.xml | 12508 | 2022-08-09 08:38:47 |
 lbflogoa.jpg | 587126 | 2022-08-09 08:38:47 |
| MetaLinks.json | 16472 | 2022-08-09 08:38:47 |
| R1.htm | 38544 | 2022-08-09 08:38:47 |
| report.css | 2767 | 2022-08-09 08:38:47 |
| Show.js | 1085 | 2022-08-09 08:38:47 |