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| 0001564590-17-009443-index.html | 2017-05-08 16:57:24 | |
| 0001564590-17-009443.txt | 2017-05-08 16:57:24 | |
 0001564590-17-009443-xbrl.zip | 174740 | 2017-05-08 16:57:24 |
| cbt-10q_20170331.htm | 2767155 | 2017-05-08 16:57:24 |
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| cbt-ex32_8.htm | 9730 | 2017-05-08 16:57:24 |
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| Financial_Report.xlsx | 84962 | 2017-05-08 16:57:24 |
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