Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000352825-20-000038-index-headers.html | 2020-07-02 14:02:01 | |
| 0000352825-20-000038-index.html | 2020-07-02 14:02:01 | |
| 0000352825-20-000038.txt | 2020-07-02 14:02:01 | |
 0000352825-20-000038-xbrl.zip | 12689 | 2020-07-02 14:02:01 |
| FilingSummary.xml | 1677 | 2020-07-02 14:02:01 |
| Financial_Report.xlsx | 5459 | 2020-07-02 14:02:01 |
| fstr-20200702.htm | 56117 | 2020-07-02 14:02:01 |
| fstr-20200702.xsd | 2423 | 2020-07-02 14:02:01 |
| fstr-20200702_cal.xml | 710 | 2020-07-02 14:02:01 |
| fstr-20200702_def.xml | 1643 | 2020-07-02 14:02:01 |
| fstr-20200702_htm.xml | 15263 | 2020-07-02 14:02:01 |
| fstr-20200702_lab.xml | 23970 | 2020-07-02 14:02:01 |
| fstr-20200702_pre.xml | 12646 | 2020-07-02 14:02:01 |
| MetaLinks.json | 17213 | 2020-07-02 14:02:01 |
| R1.htm | 39640 | 2020-07-02 14:02:01 |
| report.css | 2767 | 2020-07-02 14:02:01 |
| Show.js | 1085 | 2020-07-02 14:02:01 |