Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-291660-index-headers.html | 2020-11-12 16:09:32 | |
| 0001193125-20-291660-index.html | 2020-11-12 16:09:32 | |
| 0001193125-20-291660.txt | 2020-11-12 16:09:32 | |
 0001193125-20-291660-xbrl.zip | 54483 | 2020-11-12 16:09:32 |
| ctg-20201110.xsd | 3052 | 2020-11-12 16:09:32 |
| ctg-20201110_lab.xml | 17374 | 2020-11-12 16:09:32 |
| ctg-20201110_pre.xml | 10942 | 2020-11-12 16:09:32 |
| d27842d8k.htm | 28657 | 2020-11-12 16:09:32 |
| d27842d8k_htm.xml | 3265 | 2020-11-12 16:09:32 |
| d27842dex1001.htm | 90386 | 2020-11-12 16:09:32 |
| d27842dex1002.htm | 91049 | 2020-11-12 16:09:32 |
| d27842dex991.htm | 55106 | 2020-11-12 16:09:32 |
| FilingSummary.xml | 1785 | 2020-11-12 16:09:32 |
| Financial_Report.xlsx | 5448 | 2020-11-12 16:09:32 |
 g27842g1112123342858.jpg | 17895 | 2020-11-12 16:09:32 |
 g27842logo.jpg | 2760 | 2020-11-12 16:09:32 |
| MetaLinks.json | 18114 | 2020-11-12 16:09:32 |
| R1.htm | 38610 | 2020-11-12 16:09:32 |
| report.css | 2767 | 2020-11-12 16:09:32 |
| Show.js | 1085 | 2020-11-12 16:09:32 |