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| 0001437749-22-001019-index.html | 2022-01-18 09:04:18 | |
| 0001437749-22-001019.txt | 2022-01-18 09:04:18 | |
 0001437749-22-001019-xbrl.zip | 9813 | 2022-01-18 09:04:18 |
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| FilingSummary.xml | 1760 | 2022-01-18 09:04:18 |
| Financial_Report.xlsx | 5661 | 2022-01-18 09:04:18 |
| hrth-20220118.xsd | 3593 | 2022-01-18 09:04:18 |
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| hrth20220117_8k.htm | 19823 | 2022-01-18 09:04:18 |
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| R1.htm | 38812 | 2022-01-18 09:04:18 |
| report.css | 2767 | 2022-01-18 09:04:18 |
| Show.js | 1085 | 2022-01-18 09:04:18 |