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|---|---|---|
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| 0000950170-23-019556-index.html | 2023-05-09 15:35:21 | |
| 0000950170-23-019556.txt | 2023-05-09 15:35:21 | |
 0000950170-23-019556-xbrl.zip | 237106 | 2023-05-09 15:35:21 |
| ctg-20230331.htm | 2437372 | 2023-05-09 15:35:21 |
| ctg-20230331.xsd | 74124 | 2023-05-09 15:35:21 |
| ctg-20230331_cal.xml | 75766 | 2023-05-09 15:35:21 |
| ctg-20230331_def.xml | 268139 | 2023-05-09 15:35:21 |
| ctg-20230331_htm.xml | 2422600 | 2023-05-09 15:35:21 |
| ctg-20230331_lab.xml | 578867 | 2023-05-09 15:35:21 |
| ctg-20230331_pre.xml | 444740 | 2023-05-09 15:35:21 |
| ctg-ex31_1.htm | 13134 | 2023-05-09 15:35:21 |
| ctg-ex31_2.htm | 13164 | 2023-05-09 15:35:21 |
| ctg-ex32.htm | 12532 | 2023-05-09 15:35:21 |
| FilingSummary.xml | 50899 | 2023-05-09 15:35:21 |
| Financial_Report.xlsx | 110682 | 2023-05-09 15:35:21 |
| MetaLinks.json | 894622 | 2023-05-09 15:35:21 |
| R1.htm | 53139 | 2023-05-09 15:35:21 |
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| report.css | 2767 | 2023-05-09 15:35:21 |
| Show.js | 1085 | 2023-05-09 15:35:21 |