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| 0001193125-18-243795-index.html | 2018-08-09 10:54:51 | |
| 0001193125-18-243795.txt | 2018-08-09 10:54:51 | |
 0001193125-18-243795-xbrl.zip | 72826 | 2018-08-09 10:54:51 |
| d671594d10q.htm | 461405 | 2018-08-09 10:54:51 |
| d671594dex311.htm | 11885 | 2018-08-09 10:54:51 |
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| d671594dex321.htm | 4408 | 2018-08-09 10:54:51 |
| d671594dex322.htm | 4504 | 2018-08-09 10:54:51 |
| dwsf-20180630.xml | 702919 | 2018-08-09 10:54:51 |
| dwsf-20180630.xsd | 22886 | 2018-08-09 10:54:51 |
| dwsf-20180630_cal.xml | 33992 | 2018-08-09 10:54:51 |
| dwsf-20180630_def.xml | 99921 | 2018-08-09 10:54:51 |
| dwsf-20180630_lab.xml | 168576 | 2018-08-09 10:54:51 |
| dwsf-20180630_pre.xml | 144053 | 2018-08-09 10:54:51 |
| FilingSummary.xml | 18492 | 2018-08-09 10:54:51 |
| Financial_Report.xlsx | 35388 | 2018-08-09 10:54:51 |
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| report.css | 2767 | 2018-08-09 10:54:51 |
| Show.js | 1410 | 2018-08-09 10:54:51 |