Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000866829-20-000043-index-headers.html | 2020-12-31 16:03:06 | |
| 0000866829-20-000043-index.html | 2020-12-31 16:03:06 | |
| 0000866829-20-000043.txt | 2020-12-31 16:03:06 | |
 0000866829-20-000043-xbrl.zip | 32142 | 2020-12-31 16:03:06 |
| FilingSummary.xml | 1862 | 2020-12-31 16:03:06 |
| Financial_Report.xlsx | 5487 | 2020-12-31 16:03:06 |
| hlx-20201231.htm | 42390 | 2020-12-31 16:03:06 |
| hlx-20201231.xsd | 2508 | 2020-12-31 16:03:06 |
| hlx-20201231_cal.xml | 793 | 2020-12-31 16:03:06 |
| hlx-20201231_def.xml | 1754 | 2020-12-31 16:03:06 |
 hlx-20201231_g1.jpg | 11872 | 2020-12-31 16:03:06 |
| hlx-20201231_htm.xml | 11258 | 2020-12-31 16:03:06 |
| hlx-20201231_lab.xml | 25298 | 2020-12-31 16:03:06 |
| hlx-20201231_pre.xml | 13273 | 2020-12-31 16:03:06 |
| hlx12312020-ex41.htm | 102375 | 2020-12-31 16:03:06 |
| MetaLinks.json | 18543 | 2020-12-31 16:03:06 |
| R1.htm | 40183 | 2020-12-31 16:03:06 |
| report.css | 2767 | 2020-12-31 16:03:06 |
| Show.js | 1085 | 2020-12-31 16:03:06 |