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| 0000047518-17-000052-index.html | 2017-04-28 09:40:27 | |
| 0000047518-17-000052.txt | 2017-04-28 09:40:27 | |
 0000047518-17-000052-xbrl.zip | 175557 | 2017-04-28 09:40:27 |
| a2017q210q.htm | 1346602 | 2017-04-28 09:40:27 |
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| ex321-2017q2.htm | 6625 | 2017-04-28 09:40:27 |
| ex322-2017q2.htm | 6590 | 2017-04-28 09:40:27 |
| FilingSummary.xml | 33975 | 2017-04-28 09:40:27 |
| Financial_Report.xlsx | 70070 | 2017-04-28 09:40:27 |
| hrc-20170331.xml | 1478569 | 2017-04-28 09:40:27 |
| hrc-20170331.xsd | 36233 | 2017-04-28 09:40:27 |
| hrc-20170331_cal.xml | 83703 | 2017-04-28 09:40:27 |
| hrc-20170331_def.xml | 173696 | 2017-04-28 09:40:27 |
| hrc-20170331_lab.xml | 518583 | 2017-04-28 09:40:27 |
| hrc-20170331_pre.xml | 315869 | 2017-04-28 09:40:27 |
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| report.css | 2767 | 2017-04-28 09:40:27 |
| Show.js | 1410 | 2017-04-28 09:40:27 |