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| 0000006955-19-000005-index.html | 2019-01-04 17:11:14 | |
| 0000006955-19-000005.txt | 2019-01-04 17:11:14 | |
 0000006955-19-000005-xbrl.zip | 231824 | 2019-01-04 17:11:14 |
| atu-20181130.xml | 2393468 | 2019-01-04 17:11:14 |
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| atu-20181130exhibit311.htm | 12992 | 2019-01-04 17:11:14 |
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| FilingSummary.xml | 36094 | 2019-01-04 17:11:14 |
| Financial_Report.xlsx | 81883 | 2019-01-04 17:11:14 |
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| report.css | 2767 | 2019-01-04 17:11:14 |
| Show.js | 1085 | 2019-01-04 17:11:14 |