Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352825-21-000063-index-headers.html | 2021-11-02 08:31:59 | |
| 0000352825-21-000063-index.html | 2021-11-02 08:31:59 | |
| 0000352825-21-000063.txt | 2021-11-02 08:31:59 | |
 0000352825-21-000063-xbrl.zip | 29358 | 2021-11-02 08:31:59 |
| ex-991q32021.htm | 294804 | 2021-11-02 08:31:59 |
| FilingSummary.xml | 1628 | 2021-11-02 08:31:59 |
| Financial_Report.xlsx | 5659 | 2021-11-02 08:31:59 |
| fstr-20211102.htm | 43510 | 2021-11-02 08:31:59 |
| fstr-20211102.xsd | 1902 | 2021-11-02 08:31:59 |
| fstr-20211102_htm.xml | 15503 | 2021-11-02 08:31:59 |
| fstr-20211102_lab.xml | 23832 | 2021-11-02 08:31:59 |
| fstr-20211102_pre.xml | 12508 | 2021-11-02 08:31:59 |
 lbflogo.jpg | 587126 | 2021-11-02 08:31:59 |
| MetaLinks.json | 16472 | 2021-11-02 08:31:59 |
| R1.htm | 38567 | 2021-11-02 08:31:59 |
| report.css | 2767 | 2021-11-02 08:31:59 |
| Show.js | 1085 | 2021-11-02 08:31:59 |