Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000047518-20-000053-index-headers.html | 2020-05-01 06:57:54 | |
| 0000047518-20-000053-index.html | 2020-05-01 06:57:54 | |
| 0000047518-20-000053.txt | 2020-05-01 06:57:54 | |
 0000047518-20-000053-xbrl.zip | 37487 | 2020-05-01 06:57:54 |
| a2020q2exhibit991.htm | 711513 | 2020-05-01 06:57:54 |
| FilingSummary.xml | 1718 | 2020-05-01 06:57:54 |
| Financial_Report.xlsx | 5806 | 2020-05-01 06:57:54 |
 hillromq4andfy2019eari.jpg | 15902 | 2020-05-01 06:57:54 |
| hrc-20200501.htm | 48689 | 2020-05-01 06:57:54 |
| hrc-20200501.xsd | 2560 | 2020-05-01 06:57:54 |
| hrc-20200501_cal.xml | 713 | 2020-05-01 06:57:54 |
| hrc-20200501_def.xml | 1677 | 2020-05-01 06:57:54 |
| hrc-20200501_htm.xml | 11220 | 2020-05-01 06:57:54 |
| hrc-20200501_lab.xml | 25293 | 2020-05-01 06:57:54 |
| hrc-20200501_pre.xml | 13193 | 2020-05-01 06:57:54 |
| MetaLinks.json | 18539 | 2020-05-01 06:57:54 |
| R1.htm | 40139 | 2020-05-01 06:57:54 |
| report.css | 2766 | 2020-05-01 06:57:54 |
| Show.js | 1085 | 2020-05-01 06:57:54 |