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| 0001140361-15-017129-index.html | 2015-05-01 08:30:37 | |
| 0001140361-15-017129.txt | 2015-05-01 08:30:37 | |
 0001140361-15-017129-xbrl.zip | 120772 | 2015-05-01 08:30:37 |
| cthr-20150331.xml | 895228 | 2015-05-01 08:30:37 |
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| cthr-20150331_cal.xml | 49390 | 2015-05-01 08:30:37 |
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| cthr-20150331_lab.xml | 527321 | 2015-05-01 08:30:37 |
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| ex32_1.htm | 4797 | 2015-05-01 08:30:37 |
| ex32_2.htm | 5160 | 2015-05-01 08:30:37 |
| FilingSummary.xml | 16514 | 2015-05-01 08:30:37 |
| Financial_Report.xls | 780675 | 2015-05-01 08:30:37 |
| Financial_Report.xlsx | 110387 | 2015-05-01 08:30:37 |
| form10q.htm | 722467 | 2015-05-01 08:30:37 |
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| R31.htm | 44887 | 2015-05-01 08:30:37 |
| R32.htm | 44621 | 2015-05-01 08:30:37 |
| R4.htm | 77040 | 2015-05-01 08:30:37 |
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| R8.htm | 189225 | 2015-05-01 08:30:37 |
| R9.htm | 11706 | 2015-05-01 08:30:37 |
| report.css | 2740 | 2015-05-01 08:30:37 |
| Show.js | 1410 | 2015-05-01 08:30:37 |