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| 0000047518-17-000011-index.html | 2017-01-27 10:42:56 | |
| 0000047518-17-000011.txt | 2017-01-27 10:42:56 | |
 0000047518-17-000011-xbrl.zip | 144947 | 2017-01-27 10:42:56 |
| ex311.htm | 10791 | 2017-01-27 10:42:56 |
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| FilingSummary.xml | 33811 | 2017-01-27 10:42:56 |
| Financial_Report.xlsx | 65625 | 2017-01-27 10:42:56 |
| hrc-20161231.xml | 951377 | 2017-01-27 10:42:56 |
| hrc-20161231.xsd | 35472 | 2017-01-27 10:42:56 |
| hrc-20161231x10q.htm | 949978 | 2017-01-27 10:42:56 |
| hrc-20161231_cal.xml | 82420 | 2017-01-27 10:42:56 |
| hrc-20161231_def.xml | 138681 | 2017-01-27 10:42:56 |
| hrc-20161231_lab.xml | 474518 | 2017-01-27 10:42:56 |
| hrc-20161231_pre.xml | 281737 | 2017-01-27 10:42:56 |
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| report.css | 2767 | 2017-01-27 10:42:56 |
| Show.js | 1410 | 2017-01-27 10:42:56 |