Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-051460-index-headers.html | 2021-02-23 07:00:31 | |
| 0001193125-21-051460-index.html | 2021-02-23 07:00:31 | |
| 0001193125-21-051460.txt | 2021-02-23 07:00:31 | |
 0001193125-21-051460-xbrl.zip | 23569 | 2021-02-23 07:00:31 |
| ctg-20210223.xsd | 3051 | 2021-02-23 07:00:31 |
| ctg-20210223_lab.xml | 17373 | 2021-02-23 07:00:31 |
| ctg-20210223_pre.xml | 10941 | 2021-02-23 07:00:31 |
| d124456d8k.htm | 25591 | 2021-02-23 07:00:31 |
| d124456d8k_htm.xml | 3265 | 2021-02-23 07:00:31 |
| d124456dex991.htm | 260139 | 2021-02-23 07:00:31 |
| FilingSummary.xml | 1719 | 2021-02-23 07:00:31 |
| Financial_Report.xlsx | 5448 | 2021-02-23 07:00:31 |
 g124456g0223022436853.jpg | 1664 | 2021-02-23 07:00:31 |
| MetaLinks.json | 18118 | 2021-02-23 07:00:31 |
| R1.htm | 38609 | 2021-02-23 07:00:31 |
| report.css | 2767 | 2021-02-23 07:00:31 |
| Show.js | 1085 | 2021-02-23 07:00:31 |