Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352825-20-000042-index-headers.html | 2020-08-03 15:01:13 | |
| 0000352825-20-000042-index.html | 2020-08-03 15:01:13 | |
| 0000352825-20-000042.txt | 2020-08-03 15:01:13 | |
 0000352825-20-000042-xbrl.zip | 18262 | 2020-08-03 15:01:13 |
| ex-99182020dir.htm | 15530 | 2020-08-03 15:01:13 |
| FilingSummary.xml | 1713 | 2020-08-03 15:01:13 |
| Financial_Report.xlsx | 5437 | 2020-08-03 15:01:13 |
| fstr-20200803.htm | 60841 | 2020-08-03 15:01:13 |
| fstr-20200803.xsd | 2423 | 2020-08-03 15:01:13 |
| fstr-20200803_cal.xml | 710 | 2020-08-03 15:01:13 |
| fstr-20200803_def.xml | 1643 | 2020-08-03 15:01:13 |
| fstr-20200803_htm.xml | 15818 | 2020-08-03 15:01:13 |
| fstr-20200803_lab.xml | 23970 | 2020-08-03 15:01:13 |
| fstr-20200803_pre.xml | 12646 | 2020-08-03 15:01:13 |
 lbflogo11.jpg | 14404 | 2020-08-03 15:01:13 |
| MetaLinks.json | 17213 | 2020-08-03 15:01:13 |
| R1.htm | 38607 | 2020-08-03 15:01:13 |
| report.css | 2767 | 2020-08-03 15:01:13 |
| Show.js | 1085 | 2020-08-03 15:01:13 |