Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352825-20-000055-index-headers.html | 2020-11-04 16:01:38 | |
| 0000352825-20-000055-index.html | 2020-11-04 16:01:38 | |
| 0000352825-20-000055.txt | 2020-11-04 16:01:38 | |
 0000352825-20-000055-xbrl.zip | 30108 | 2020-11-04 16:01:38 |
| ex-991q32020.htm | 245056 | 2020-11-04 16:01:38 |
| FilingSummary.xml | 1711 | 2020-11-04 16:01:38 |
| Financial_Report.xlsx | 5460 | 2020-11-04 16:01:38 |
| fstr-20201104.htm | 43045 | 2020-11-04 16:01:38 |
| fstr-20201104.xsd | 2423 | 2020-11-04 16:01:38 |
| fstr-20201104_cal.xml | 710 | 2020-11-04 16:01:38 |
| fstr-20201104_def.xml | 1643 | 2020-11-04 16:01:38 |
| fstr-20201104_htm.xml | 15708 | 2020-11-04 16:01:38 |
| fstr-20201104_lab.xml | 23970 | 2020-11-04 16:01:38 |
| fstr-20201104_pre.xml | 12646 | 2020-11-04 16:01:38 |
 lbflogo1.jpg | 587126 | 2020-11-04 16:01:38 |
| MetaLinks.json | 17213 | 2020-11-04 16:01:38 |
| R1.htm | 39641 | 2020-11-04 16:01:38 |
| report.css | 2767 | 2020-11-04 16:01:38 |
| Show.js | 1085 | 2020-11-04 16:01:38 |