Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-019783-index-headers.html | 2023-05-09 16:40:55 | |
| 0000950170-23-019783-index.html | 2023-05-09 16:40:55 | |
| 0000950170-23-019783.txt | 2023-05-09 16:40:55 | |
 0000950170-23-019783-xbrl.zip | 31977 | 2023-05-09 16:40:55 |
| FilingSummary.xml | 1676 | 2023-05-09 16:40:55 |
| Financial_Report.xlsx | 5704 | 2023-05-09 16:40:55 |
| gldd-20230503.htm | 72547 | 2023-05-09 16:40:55 |
| gldd-20230503.xsd | 2558 | 2023-05-09 16:40:55 |
| gldd-20230503_htm.xml | 4542 | 2023-05-09 16:40:55 |
| gldd-20230503_lab.xml | 31912 | 2023-05-09 16:40:55 |
| gldd-20230503_pre.xml | 25778 | 2023-05-09 16:40:55 |
 img152331503_0.jpg | 20229 | 2023-05-09 16:40:55 |
| MetaLinks.json | 39588 | 2023-05-09 16:40:55 |
| R1.htm | 38107 | 2023-05-09 16:40:55 |
| report.css | 2767 | 2023-05-09 16:40:55 |
| Show.js | 1084 | 2023-05-09 16:40:55 |