Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-013212-index-headers.html | 2021-01-21 13:20:53 | |
| 0001193125-21-013212-index.html | 2021-01-21 13:20:53 | |
| 0001193125-21-013212.txt | 2021-01-21 13:20:53 | |
 0001193125-21-013212-xbrl.zip | 12652 | 2021-01-21 13:20:53 |
| d116167d8k.htm | 29215 | 2021-01-21 13:20:53 |
| d116167d8k_htm.xml | 3283 | 2021-01-21 13:20:53 |
| d116167dex991.htm | 13630 | 2021-01-21 13:20:53 |
| FilingSummary.xml | 1733 | 2021-01-21 13:20:53 |
| Financial_Report.xlsx | 5452 | 2021-01-21 13:20:53 |
 g116167dsp1a.jpg | 16727 | 2021-01-21 13:20:53 |
 g116167dsp1b.jpg | 9711 | 2021-01-21 13:20:53 |
| hii-20210115.xsd | 3094 | 2021-01-21 13:20:53 |
| hii-20210115_lab.xml | 17374 | 2021-01-21 13:20:53 |
| hii-20210115_pre.xml | 10970 | 2021-01-21 13:20:53 |
| MetaLinks.json | 18484 | 2021-01-21 13:20:53 |
| R1.htm | 38612 | 2021-01-21 13:20:53 |
| report.css | 2767 | 2021-01-21 13:20:53 |
| Show.js | 1085 | 2021-01-21 13:20:53 |