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|---|---|---|
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| 0001140361-23-023010-index.html | 2023-05-04 18:03:21 | |
| 0001140361-23-023010.txt | 2023-05-04 18:03:21 | |
 0001140361-23-023010-xbrl.zip | 198250 | 2023-05-04 18:03:21 |
| brhc20052247_10q.htm | 1412407 | 2023-05-04 18:03:21 |
| brhc20052247_10q_htm.xml | 1210783 | 2023-05-04 18:03:21 |
| brhc20052247_exhibit31-1.htm | 13017 | 2023-05-04 18:03:21 |
| brhc20052247_exhibit31-2.htm | 12427 | 2023-05-04 18:03:21 |
| brhc20052247_exhibit32-1.htm | 6068 | 2023-05-04 18:03:21 |
| brhc20052247_exhibit32-2.htm | 6076 | 2023-05-04 18:03:21 |
| cthr-20230331.xsd | 39525 | 2023-05-04 18:03:21 |
| cthr-20230331_cal.xml | 54363 | 2023-05-04 18:03:21 |
| cthr-20230331_def.xml | 189357 | 2023-05-04 18:03:21 |
| cthr-20230331_lab.xml | 558538 | 2023-05-04 18:03:21 |
| cthr-20230331_pre.xml | 347018 | 2023-05-04 18:03:21 |
| FilingSummary.xml | 31666 | 2023-05-04 18:03:21 |
| Financial_Report.xlsx | 79700 | 2023-05-04 18:03:21 |
| MetaLinks.json | 556133 | 2023-05-04 18:03:21 |
| R1.htm | 51560 | 2023-05-04 18:03:21 |
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| R27.htm | 55940 | 2023-05-04 18:03:21 |
| R28.htm | 38560 | 2023-05-04 18:03:21 |
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| R9.htm | 213612 | 2023-05-04 18:03:21 |
| report.css | 2767 | 2023-05-04 18:03:21 |
| Show.js | 1085 | 2023-05-04 18:03:21 |