Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352825-20-000044-index-headers.html | 2020-08-04 16:03:14 | |
| 0000352825-20-000044-index.html | 2020-08-04 16:03:14 | |
| 0000352825-20-000044.txt | 2020-08-04 16:03:14 | |
 0000352825-20-000044-xbrl.zip | 32190 | 2020-08-04 16:03:14 |
| ex-991q22020.htm | 352532 | 2020-08-04 16:03:14 |
| FilingSummary.xml | 1711 | 2020-08-04 16:03:14 |
| Financial_Report.xlsx | 5459 | 2020-08-04 16:03:14 |
| fstr-20200804.htm | 65459 | 2020-08-04 16:03:14 |
| fstr-20200804.xsd | 2423 | 2020-08-04 16:03:14 |
| fstr-20200804_cal.xml | 710 | 2020-08-04 16:03:14 |
| fstr-20200804_def.xml | 1643 | 2020-08-04 16:03:14 |
| fstr-20200804_htm.xml | 15716 | 2020-08-04 16:03:14 |
| fstr-20200804_lab.xml | 23970 | 2020-08-04 16:03:14 |
| fstr-20200804_pre.xml | 12646 | 2020-08-04 16:03:14 |
 lbflogo1.jpg | 587126 | 2020-08-04 16:03:14 |
| MetaLinks.json | 17213 | 2020-08-04 16:03:14 |
| R1.htm | 39641 | 2020-08-04 16:03:14 |
| report.css | 2767 | 2020-08-04 16:03:14 |
| Show.js | 1085 | 2020-08-04 16:03:14 |