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| 0000024491-19-000016-index.html | 2019-04-29 12:00:13 | |
| 0000024491-19-000016.txt | 2019-04-29 12:00:13 | |
 0000024491-19-000016-xbrl.zip | 235818 | 2019-04-29 12:00:13 |
| a2019033110q.htm | 1402877 | 2019-04-29 12:00:13 |
| a2019033110qexhibit311.htm | 11999 | 2019-04-29 12:00:13 |
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| FilingSummary.xml | 37365 | 2019-04-29 12:00:13 |
| Financial_Report.xlsx | 77550 | 2019-04-29 12:00:13 |
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| R1.htm | 25634 | 2019-04-29 12:00:13 |
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| report.css | 2767 | 2019-04-29 12:00:13 |
| Show.js | 1085 | 2019-04-29 12:00:13 |