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|---|---|---|
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| 0001029744-17-000062-index.html | 2017-05-11 16:03:07 | |
| 0001029744-17-000062.txt | 2017-05-11 16:03:07 | |
 0001029744-17-000062-xbrl.zip | 137005 | 2017-05-11 16:03:07 |
| ex1030.htm | 91944 | 2017-05-11 16:03:07 |
| ex1031.htm | 78624 | 2017-05-11 16:03:07 |
| exhibit311.htm | 12713 | 2017-05-11 16:03:07 |
| exhibit312.htm | 12536 | 2017-05-11 16:03:07 |
| exhibit32.htm | 10250 | 2017-05-11 16:03:07 |
| FilingSummary.xml | 21298 | 2017-05-11 16:03:07 |
| Financial_Report.xlsx | 52596 | 2017-05-11 16:03:07 |
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| R30.htm | 6678 | 2017-05-11 16:03:07 |
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| R32.htm | 14649 | 2017-05-11 16:03:07 |
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| R8.htm | 8556 | 2017-05-11 16:03:07 |
| R9.htm | 9149 | 2017-05-11 16:03:07 |
| report.css | 2767 | 2017-05-11 16:03:07 |
| Show.js | 1410 | 2017-05-11 16:03:07 |
| sofo-033117x10q.htm | 623744 | 2017-05-11 16:03:07 |
| sofo-20170331.xml | 522066 | 2017-05-11 16:03:07 |
| sofo-20170331.xsd | 36215 | 2017-05-11 16:03:07 |
| sofo-20170331_cal.xml | 63253 | 2017-05-11 16:03:07 |
| sofo-20170331_def.xml | 171301 | 2017-05-11 16:03:07 |
| sofo-20170331_lab.xml | 484000 | 2017-05-11 16:03:07 |
| sofo-20170331_pre.xml | 281351 | 2017-05-11 16:03:07 |