Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-23-294477-index-headers.html | 2023-12-13 17:31:01 | |
| 0001193125-23-294477-index.html | 2023-12-13 17:31:01 | |
| 0001193125-23-294477.txt | 2023-12-13 17:31:01 | |
 0001193125-23-294477-xbrl.zip | 43435 | 2023-12-13 17:31:01 |
| ctg-20231208.xsd | 2836 | 2023-12-13 17:31:01 |
| ctg-20231208_lab.xml | 18740 | 2023-12-13 17:31:01 |
| ctg-20231208_pre.xml | 11699 | 2023-12-13 17:31:01 |
| d648596d8k.htm | 52111 | 2023-12-13 17:31:01 |
| d648596d8k_htm.xml | 3602 | 2023-12-13 17:31:01 |
| d648596dex101.htm | 58119 | 2023-12-13 17:31:01 |
| d648596dex31.htm | 17593 | 2023-12-13 17:31:01 |
| d648596dex32.htm | 60200 | 2023-12-13 17:31:01 |
| d648596dex991.htm | 13434 | 2023-12-13 17:31:01 |
| FilingSummary.xml | 1706 | 2023-12-13 17:31:01 |
| Financial_Report.xlsx | 5742 | 2023-12-13 17:31:01 |
| MetaLinks.json | 19322 | 2023-12-13 17:31:01 |
| R1.htm | 41141 | 2023-12-13 17:31:01 |
| report.css | 2767 | 2023-12-13 17:31:01 |
| Show.js | 1085 | 2023-12-13 17:31:01 |