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| 0000066570-19-000040-index.html | 2019-07-25 15:03:38 | |
| 0000066570-19-000040.txt | 2019-07-25 15:03:38 | |
 0000066570-19-000040-xbrl.zip | 314344 | 2019-07-25 15:03:38 |
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| Financial_Report.xlsx | 107175 | 2019-07-25 15:03:38 |
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| msa-20190630.xsd | 62462 | 2019-07-25 15:03:38 |
| msa-20190630_cal.xml | 113810 | 2019-07-25 15:03:38 |
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| msa-20190630_lab.xml | 873308 | 2019-07-25 15:03:38 |
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| report.css | 2767 | 2019-07-25 15:03:38 |
| Show.js | 1085 | 2019-07-25 15:03:38 |