Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000047518-20-000073-index-headers.html | 2020-07-31 08:37:33 | |
| 0000047518-20-000073-index.html | 2020-07-31 08:37:33 | |
| 0000047518-20-000073.txt | 2020-07-31 08:37:33 | |
 0000047518-20-000073-xbrl.zip | 12512 | 2020-07-31 08:37:33 |
| a2020q3exhibit991.htm | 681738 | 2020-07-31 08:37:33 |
| FilingSummary.xml | 1679 | 2020-07-31 08:37:33 |
| Financial_Report.xlsx | 5462 | 2020-07-31 08:37:33 |
 hillromq4andfy2019eari.jpg | 15902 | 2020-07-31 08:37:33 |
| hrc-20200731.htm | 48840 | 2020-07-31 08:37:33 |
| hrc-20200731.xsd | 2419 | 2020-07-31 08:37:33 |
| hrc-20200731_cal.xml | 713 | 2020-07-31 08:37:33 |
| hrc-20200731_def.xml | 1650 | 2020-07-31 08:37:33 |
| hrc-20200731_htm.xml | 11220 | 2020-07-31 08:37:33 |
| hrc-20200731_lab.xml | 25293 | 2020-07-31 08:37:33 |
| hrc-20200731_pre.xml | 13193 | 2020-07-31 08:37:33 |
| MetaLinks.json | 17880 | 2020-07-31 08:37:33 |
| R1.htm | 40144 | 2020-07-31 08:37:33 |
| report.css | 2767 | 2020-07-31 08:37:33 |
| Show.js | 1085 | 2020-07-31 08:37:33 |