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| 0001397702-20-000004-index.html | 2020-02-26 16:06:55 | |
| 0001397702-20-000004.txt | 2020-02-26 16:06:55 | |
 0001397702-20-000004-xbrl.zip | 18526 | 2020-02-26 16:06:55 |
| FilingSummary.xml | 1739 | 2020-02-26 16:06:55 |
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| R1.htm | 35569 | 2020-02-26 16:06:55 |
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| Show.js | 1085 | 2020-02-26 16:06:55 |
| silk-20200226.htm | 37327 | 2020-02-26 16:06:55 |
| silk-20200226.xsd | 2574 | 2020-02-26 16:06:55 |
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 silkq42019earningsprei.jpg | 26840 | 2020-02-26 16:06:55 |
| silkq42019earningspres.htm | 149928 | 2020-02-26 16:06:55 |