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| 0001193125-20-086394-index.html | 2020-03-26 11:59:59 | |
| 0001193125-20-086394.txt | 2020-03-26 11:59:59 | |
 0001193125-20-086394-xbrl.zip | 81598 | 2020-03-26 11:59:59 |
| d859183d10k.htm | 730795 | 2020-03-26 11:59:59 |
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| d859183dex401.htm | 12774 | 2020-03-26 11:59:59 |
| dwsf-20191231.xml | 1048032 | 2020-03-26 11:59:59 |
| dwsf-20191231.xsd | 26840 | 2020-03-26 11:59:59 |
| dwsf-20191231_cal.xml | 18125 | 2020-03-26 11:59:59 |
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| FilingSummary.xml | 17582 | 2020-03-26 11:59:59 |
| Financial_Report.xlsx | 36143 | 2020-03-26 11:59:59 |
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| report.css | 2767 | 2020-03-26 11:59:59 |
| Show.js | 1085 | 2020-03-26 11:59:59 |