Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-206412-index-headers.html | 2021-07-01 16:43:37 | |
| 0001193125-21-206412-index.html | 2021-07-01 16:43:37 | |
| 0001193125-21-206412.txt | 2021-07-01 16:43:37 | |
 0001193125-21-206412-xbrl.zip | 13556 | 2021-07-01 16:43:37 |
| ctg-20210701.xsd | 2873 | 2021-07-01 16:43:37 |
| ctg-20210701_lab.xml | 17373 | 2021-07-01 16:43:37 |
| ctg-20210701_pre.xml | 10941 | 2021-07-01 16:43:37 |
| d169420d8k.htm | 30559 | 2021-07-01 16:43:37 |
| d169420d8k_htm.xml | 3314 | 2021-07-01 16:43:37 |
| d169420dex991.htm | 11588 | 2021-07-01 16:43:37 |
| FilingSummary.xml | 1719 | 2021-07-01 16:43:37 |
| Financial_Report.xlsx | 5670 | 2021-07-01 16:43:37 |
 g169420snap0005.jpg | 1898 | 2021-07-01 16:43:37 |
| MetaLinks.json | 18061 | 2021-07-01 16:43:37 |
| R1.htm | 38610 | 2021-07-01 16:43:37 |
| report.css | 2767 | 2021-07-01 16:43:37 |
| Show.js | 1085 | 2021-07-01 16:43:37 |