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| 0000897429-18-000089-index.html | 2018-08-30 16:27:34 | |
| 0000897429-18-000089.txt | 2018-08-30 16:27:34 | |
 0000897429-18-000089-xbrl.zip | 152415 | 2018-08-30 16:27:34 |
| chs-20180804.xsd | 26272 | 2018-08-30 16:27:34 |
| chs-20180804_cal.xml | 59808 | 2018-08-30 16:27:34 |
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| chs080418q210-q.htm | 1126016 | 2018-08-30 16:27:34 |
| chs080418q210-q_htm.xml | 991788 | 2018-08-30 16:27:34 |
| FilingSummary.xml | 23875 | 2018-08-30 16:27:34 |
| Financial_Report.xlsx | 51467 | 2018-08-30 16:27:34 |
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| q22018exhibit311.htm | 13897 | 2018-08-30 16:27:34 |
| q22018exhibit312.htm | 13823 | 2018-08-30 16:27:34 |
| q22018exhibit321.htm | 4932 | 2018-08-30 16:27:34 |
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| report.css | 2767 | 2018-08-30 16:27:34 |
| Show.js | 1410 | 2018-08-30 16:27:34 |