Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000921082-25-000044-index-headers.html | 2025-10-28 16:04:31 | |
| 0000921082-25-000044-index.html | 2025-10-28 16:04:31 | |
| 0000921082-25-000044.txt | 2025-10-28 16:04:31 | |
 0000921082-25-000044-xbrl.zip | 298446 | 2025-10-28 16:04:31 |
| FilingSummary.xml | 33130 | 2025-10-28 16:04:31 |
| hiw-20250930.htm | 1887324 | 2025-10-28 16:04:31 |
| hiw-20250930.xsd | 55835 | 2025-10-28 16:04:31 |
| hiw-20250930_cal.xml | 111916 | 2025-10-28 16:04:31 |
| hiw-20250930_def.xml | 362114 | 2025-10-28 16:04:31 |
 hiw-20250930_g1.jpg | 2460 | 2025-10-28 16:04:31 |
| hiw-20250930_htm.xml | 1254818 | 2025-10-28 16:04:31 |
| hiw-20250930_lab.xml | 707452 | 2025-10-28 16:04:31 |
| hiw-20250930_pre.xml | 579904 | 2025-10-28 16:04:31 |
| hiw09302025ex311.htm | 9538 | 2025-10-28 16:04:31 |
| hiw09302025ex312.htm | 9528 | 2025-10-28 16:04:31 |
| hiw09302025ex313.htm | 9652 | 2025-10-28 16:04:31 |
| hiw09302025ex314.htm | 9589 | 2025-10-28 16:04:31 |
| hiw09302025ex321.htm | 4049 | 2025-10-28 16:04:31 |
| hiw09302025ex322.htm | 3951 | 2025-10-28 16:04:31 |
| hiw09302025ex323.htm | 4158 | 2025-10-28 16:04:31 |
| hiw09302025ex324.htm | 4219 | 2025-10-28 16:04:31 |
| MetaLinks.json | 922877 | 2025-10-28 16:04:31 |
| R1.htm | 59771 | 2025-10-28 16:04:31 |
| R10.htm | 149363 | 2025-10-28 16:04:31 |
| R11.htm | 7368 | 2025-10-28 16:04:31 |
| R12.htm | 90087 | 2025-10-28 16:04:31 |
| R13.htm | 7470 | 2025-10-28 16:04:31 |
| R14.htm | 158955 | 2025-10-28 16:04:31 |
| R15.htm | 177899 | 2025-10-28 16:04:31 |
| R16.htm | 15476 | 2025-10-28 16:04:31 |
| R17.htm | 5414 | 2025-10-28 16:04:31 |
| R18.htm | 30698 | 2025-10-28 16:04:31 |
| R19.htm | 7901 | 2025-10-28 16:04:31 |
| R2.htm | 130236 | 2025-10-28 16:04:31 |
| R20.htm | 57404 | 2025-10-28 16:04:31 |
| R21.htm | 26225 | 2025-10-28 16:04:31 |
| R22.htm | 38771 | 2025-10-28 16:04:31 |
| R23.htm | 73288 | 2025-10-28 16:04:31 |
| R24.htm | 6561 | 2025-10-28 16:04:31 |
| R25.htm | 18179 | 2025-10-28 16:04:31 |
| R26.htm | 93090 | 2025-10-28 16:04:31 |
| R27.htm | 100240 | 2025-10-28 16:04:31 |
| R28.htm | 5473 | 2025-10-28 16:04:31 |
| R29.htm | 8465 | 2025-10-28 16:04:31 |
| R3.htm | 35680 | 2025-10-28 16:04:31 |
| R30.htm | 17877 | 2025-10-28 16:04:31 |
| R31.htm | 21454 | 2025-10-28 16:04:31 |
| R32.htm | 63385 | 2025-10-28 16:04:31 |
| R33.htm | 10861 | 2025-10-28 16:04:31 |
| R34.htm | 40749 | 2025-10-28 16:04:31 |
| R35.htm | 64155 | 2025-10-28 16:04:31 |
| R36.htm | 18091 | 2025-10-28 16:04:31 |
| R37.htm | 96048 | 2025-10-28 16:04:31 |
| R38.htm | 97321 | 2025-10-28 16:04:31 |
| R39.htm | 45935 | 2025-10-28 16:04:31 |
| R4.htm | 128864 | 2025-10-28 16:04:31 |
| R40.htm | 13160 | 2025-10-28 16:04:31 |
| R41.htm | 25737 | 2025-10-28 16:04:31 |
| R42.htm | 52172 | 2025-10-28 16:04:31 |
| R43.htm | 30817 | 2025-10-28 16:04:31 |
| R44.htm | 43559 | 2025-10-28 16:04:31 |
| R45.htm | 60540 | 2025-10-28 16:04:31 |
| R46.htm | 72902 | 2025-10-28 16:04:31 |
| R47.htm | 44935 | 2025-10-28 16:04:31 |
| R48.htm | 41186 | 2025-10-28 16:04:31 |
| R49.htm | 6017 | 2025-10-28 16:04:31 |
| R5.htm | 23190 | 2025-10-28 16:04:31 |
| R50.htm | 28954 | 2025-10-28 16:04:31 |
| R51.htm | 21717 | 2025-10-28 16:04:31 |
| R52.htm | 86060 | 2025-10-28 16:04:31 |
| R53.htm | 84262 | 2025-10-28 16:04:31 |
| R54.htm | 20244 | 2025-10-28 16:04:31 |
| R6.htm | 89647 | 2025-10-28 16:04:31 |
| R7.htm | 76012 | 2025-10-28 16:04:31 |
| R8.htm | 38528 | 2025-10-28 16:04:31 |
| R9.htm | 43555 | 2025-10-28 16:04:31 |
| report.css | 2767 | 2025-10-28 16:04:31 |
| Show.js | 1085 | 2025-10-28 16:04:31 |