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|---|---|---|
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| 0000066570-23-000015-index.html | 2023-05-02 17:18:02 | |
| 0000066570-23-000015.txt | 2023-05-02 17:18:02 | |
 0000066570-23-000015-xbrl.zip | 281652 | 2023-05-02 17:18:02 |
| ex311-q12023.htm | 8895 | 2023-05-02 17:18:02 |
| ex312-q12023.htm | 8898 | 2023-05-02 17:18:02 |
| ex32-q12023.htm | 5865 | 2023-05-02 17:18:02 |
| FilingSummary.xml | 46234 | 2023-05-02 17:18:02 |
| Financial_Report.xlsx | 104804 | 2023-05-02 17:18:02 |
| MetaLinks.json | 862314 | 2023-05-02 17:18:02 |
| msa-20230331.htm | 1350126 | 2023-05-02 17:18:02 |
| msa-20230331.xsd | 65475 | 2023-05-02 17:18:02 |
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| msa-20230331_htm.xml | 1396632 | 2023-05-02 17:18:02 |
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| report.css | 2767 | 2023-05-02 17:18:02 |
| Show.js | 1085 | 2023-05-02 17:18:02 |