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| 0000086115-17-000131-index.html | 2017-10-26 12:00:11 | |
| 0000086115-17-000131.txt | 2017-10-26 12:00:11 | |
 0000086115-17-000131-xbrl.zip | 133222 | 2017-10-26 12:00:11 |
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| report.css | 2767 | 2017-10-26 12:00:11 |
| sfe-20170930.xml | 672692 | 2017-10-26 12:00:11 |
| sfe-20170930.xsd | 41518 | 2017-10-26 12:00:11 |
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| Show.js | 1410 | 2017-10-26 12:00:11 |