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| 0001477932-18-004187-index.html | 2018-08-17 16:37:16 | |
| 0001477932-18-004187.txt | 2018-08-17 16:37:16 | |
 0001477932-18-004187-xbrl.zip | 50423 | 2018-08-17 16:37:16 |
| FilingSummary.xml | 18854 | 2018-08-17 16:37:16 |
| Financial_Report.xlsx | 35778 | 2018-08-17 16:37:16 |
| R1.htm | 25614 | 2018-08-17 16:37:16 |
| R10.htm | 4638 | 2018-08-17 16:37:16 |
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| R27.htm | 8088 | 2018-08-17 16:37:16 |
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| R32.htm | 24960 | 2018-08-17 16:37:16 |
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| R8.htm | 6629 | 2018-08-17 16:37:16 |
| R9.htm | 5084 | 2018-08-17 16:37:16 |
| report.css | 2767 | 2018-08-17 16:37:16 |
| sfiv-20180630.xml | 193807 | 2018-08-17 16:37:16 |
| sfiv-20180630.xsd | 26678 | 2018-08-17 16:37:16 |
| sfiv-20180630_cal.xml | 34247 | 2018-08-17 16:37:16 |
| sfiv-20180630_def.xml | 84061 | 2018-08-17 16:37:16 |
| sfiv-20180630_lab.xml | 168925 | 2018-08-17 16:37:16 |
| sfiv-20180630_pre.xml | 146018 | 2018-08-17 16:37:16 |
| sfiv_10q.htm | 204976 | 2018-08-17 16:37:16 |
| sfiv_ex311.htm | 7475 | 2018-08-17 16:37:16 |
| sfiv_ex321.htm | 2905 | 2018-08-17 16:37:16 |
| Show.js | 1410 | 2018-08-17 16:37:16 |