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| 0000921082-18-000043-index.html | 2018-10-23 16:28:19 | |
| 0000921082-18-000043.txt | 2018-10-23 16:28:19 | |
 0000921082-18-000043-xbrl.zip | 219223 | 2018-10-23 16:28:19 |
| FilingSummary.xml | 28842 | 2018-10-23 16:28:19 |
| Financial_Report.xlsx | 67064 | 2018-10-23 16:28:19 |
| hiw-20180930.xml | 1697227 | 2018-10-23 16:28:19 |
| hiw-20180930.xsd | 50711 | 2018-10-23 16:28:19 |
| hiw-20180930_cal.xml | 118828 | 2018-10-23 16:28:19 |
| hiw-20180930_def.xml | 324583 | 2018-10-23 16:28:19 |
| hiw-20180930_lab.xml | 701683 | 2018-10-23 16:28:19 |
| hiw-20180930_pre.xml | 400132 | 2018-10-23 16:28:19 |
| hiw0930201810q.htm | 1767166 | 2018-10-23 16:28:19 |
| hiw09302018ex121.htm | 21005 | 2018-10-23 16:28:19 |
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| hiw09302018ex311.htm | 12017 | 2018-10-23 16:28:19 |
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| hiw09302018ex321.htm | 5045 | 2018-10-23 16:28:19 |
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| report.css | 2767 | 2018-10-23 16:28:19 |
| Show.js | 1085 | 2018-10-23 16:28:19 |