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|---|---|---|
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| 0000006955-17-000029-index.html | 2017-07-07 16:08:18 | |
| 0000006955-17-000029.txt | 2017-07-07 16:08:18 | |
 0000006955-17-000029-xbrl.zip | 228945 | 2017-07-07 16:08:18 |
| atu-20170531.xml | 2916996 | 2017-07-07 16:08:18 |
| atu-20170531.xsd | 46163 | 2017-07-07 16:08:18 |
| atu-20170531_cal.xml | 79855 | 2017-07-07 16:08:18 |
| atu-20170531_def.xml | 249865 | 2017-07-07 16:08:18 |
| atu-20170531_lab.xml | 510220 | 2017-07-07 16:08:18 |
| atu-20170531_pre.xml | 363541 | 2017-07-07 16:08:18 |
| atu-2017531exhibit311.htm | 12988 | 2017-07-07 16:08:18 |
| atu-2017531exhibit312.htm | 13264 | 2017-07-07 16:08:18 |
| atu-2017531exhibit321.htm | 4651 | 2017-07-07 16:08:18 |
| atu-2017531exhibit322.htm | 4664 | 2017-07-07 16:08:18 |
| atu-2017531exhibit42b.htm | 50363 | 2017-07-07 16:08:18 |
| atu-2017531x10q.htm | 1541101 | 2017-07-07 16:08:18 |
| FilingSummary.xml | 31497 | 2017-07-07 16:08:18 |
| Financial_Report.xlsx | 77651 | 2017-07-07 16:08:18 |
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| report.css | 2767 | 2017-07-07 16:08:18 |
| Show.js | 1410 | 2017-07-07 16:08:18 |