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| 0000351817-19-000004-index.html | 2019-02-28 17:23:58 | |
| 0000351817-19-000004.txt | 2019-02-28 17:23:58 | |
 0000351817-19-000004-xbrl.zip | 202003 | 2019-02-28 17:23:58 |
| a2018-10k.htm | 1937629 | 2019-02-28 17:23:58 |
| a201810k-exhibit21.htm | 2731 | 2019-02-28 17:23:58 |
| a201810k-exhibit231.htm | 8457 | 2019-02-28 17:23:58 |
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| a201810k-exhibit991.htm | 41270 | 2019-02-28 17:23:58 |
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| FilingSummary.xml | 34099 | 2019-02-28 17:23:58 |
| Financial_Report.xlsx | 80337 | 2019-02-28 17:23:58 |
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| report.css | 2767 | 2019-02-28 17:23:58 |
| sfy-20181231.xml | 1464870 | 2019-02-28 17:23:58 |
| sfy-20181231.xsd | 45348 | 2019-02-28 17:23:58 |
| sfy-20181231_cal.xml | 73549 | 2019-02-28 17:23:58 |
| sfy-20181231_def.xml | 228830 | 2019-02-28 17:23:58 |
| sfy-20181231_lab.xml | 698969 | 2019-02-28 17:23:58 |
| sfy-20181231_pre.xml | 386771 | 2019-02-28 17:23:58 |
| Show.js | 1085 | 2019-02-28 17:23:58 |
 silverbowlogoblacka01.jpg | 25822 | 2019-02-28 17:23:58 |