Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-249705-index-headers.html | 2020-09-21 08:00:55 | |
| 0001193125-20-249705-index.html | 2020-09-21 08:00:55 | |
| 0001193125-20-249705.txt | 2020-09-21 08:00:55 | |
 0001193125-20-249705-xbrl.zip | 12682 | 2020-09-21 08:00:55 |
| ctg-20200917.xsd | 3051 | 2020-09-21 08:00:55 |
| ctg-20200917_lab.xml | 17373 | 2020-09-21 08:00:55 |
| ctg-20200917_pre.xml | 10941 | 2020-09-21 08:00:55 |
| d908659d8k.htm | 39270 | 2020-09-21 08:00:55 |
| d908659d8k_htm.xml | 3265 | 2020-09-21 08:00:55 |
| d908659dex991.htm | 10629 | 2020-09-21 08:00:55 |
| FilingSummary.xml | 1911 | 2020-09-21 08:00:55 |
| Financial_Report.xlsx | 5449 | 2020-09-21 08:00:55 |
 g908659img01.jpg | 2625 | 2020-09-21 08:00:55 |
| MetaLinks.json | 18148 | 2020-09-21 08:00:55 |
| R1.htm | 38157 | 2020-09-21 08:00:55 |
| report.css | 2766 | 2020-09-21 08:00:55 |
| Show.js | 1085 | 2020-09-21 08:00:55 |