Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352825-23-000047-index-headers.html | 2023-04-07 08:01:09 | |
| 0000352825-23-000047-index.html | 2023-04-07 08:01:09 | |
| 0000352825-23-000047.txt | 2023-04-07 08:01:09 | |
 0000352825-23-000047-xbrl.zip | 40689 | 2023-04-07 08:01:09 |
| ex-991042023.htm | 158495 | 2023-04-07 08:01:09 |
| ex-992042023.htm | 15740 | 2023-04-07 08:01:09 |
| FilingSummary.xml | 1673 | 2023-04-07 08:01:09 |
| Financial_Report.xlsx | 5682 | 2023-04-07 08:01:09 |
| fstr-20230406.htm | 44099 | 2023-04-07 08:01:09 |
| fstr-20230406.xsd | 1902 | 2023-04-07 08:01:09 |
| fstr-20230406_htm.xml | 5213 | 2023-04-07 08:01:09 |
| fstr-20230406_lab.xml | 23832 | 2023-04-07 08:01:09 |
| fstr-20230406_pre.xml | 12508 | 2023-04-07 08:01:09 |
 lbflogoa.jpg | 587126 | 2023-04-07 08:01:09 |
| MetaLinks.json | 17004 | 2023-04-07 08:01:09 |
| R1.htm | 38092 | 2023-04-07 08:01:09 |
| report.css | 2767 | 2023-04-07 08:01:09 |
| Show.js | 1085 | 2023-04-07 08:01:09 |