Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001564590-22-024070-index.html | 2022-06-23 16:11:07 | |
| 0001564590-22-024070.txt | 2022-06-23 16:11:07 | |
 0001564590-22-024070-xbrl.zip | 34702 | 2022-06-23 16:11:07 |
| FilingSummary.xml | 1732 | 2022-06-23 16:11:07 |
| Financial_Report.xlsx | 5697 | 2022-06-23 16:11:07 |
| gldd-20220616.xsd | 5501 | 2022-06-23 16:11:07 |
| gldd-20220616_lab.xml | 18574 | 2022-06-23 16:11:07 |
| gldd-20220616_pre.xml | 10954 | 2022-06-23 16:11:07 |
| gldd-8k_20220616.htm | 34555 | 2022-06-23 16:11:07 |
| gldd-8k_20220616_htm.xml | 3434 | 2022-06-23 16:11:07 |
| gldd-ex991_26.htm | 8816 | 2022-06-23 16:11:07 |
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 goqjsn3o5lsk000001.jpg | 23480 | 2022-06-23 16:11:07 |
| MetaLinks.json | 17804 | 2022-06-23 16:11:07 |
| R1.htm | 38552 | 2022-06-23 16:11:07 |
| report.css | 2767 | 2022-06-23 16:11:07 |
| Show.js | 1085 | 2022-06-23 16:11:07 |