Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-321598-index-headers.html | 2020-12-18 16:46:30 | |
| 0001193125-20-321598-index.html | 2020-12-18 16:46:30 | |
| 0001193125-20-321598.txt | 2020-12-18 16:46:30 | |
 0001193125-20-321598-xbrl.zip | 13612 | 2020-12-18 16:46:30 |
| d95898d8k.htm | 37421 | 2020-12-18 16:46:30 |
| d95898d8k_htm.xml | 3221 | 2020-12-18 16:46:30 |
| d95898dex991.htm | 13381 | 2020-12-18 16:46:30 |
| FilingSummary.xml | 1729 | 2020-12-18 16:46:30 |
| Financial_Report.xlsx | 5455 | 2020-12-18 16:46:30 |
 g95898img1.jpg | 15657 | 2020-12-18 16:46:30 |
| hii-20201215.xsd | 3094 | 2020-12-18 16:46:30 |
| hii-20201215_lab.xml | 17374 | 2020-12-18 16:46:30 |
| hii-20201215_pre.xml | 10970 | 2020-12-18 16:46:30 |
| MetaLinks.json | 18450 | 2020-12-18 16:46:30 |
| R1.htm | 38614 | 2020-12-18 16:46:30 |
| report.css | 2767 | 2020-12-18 16:46:30 |
| Show.js | 1085 | 2020-12-18 16:46:30 |