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|---|---|---|
 0000006955-18-000018-index-headers.html | 2018-04-09 10:36:40 | |
| 0000006955-18-000018-index.html | 2018-04-09 10:36:40 | |
| 0000006955-18-000018.txt | 2018-04-09 10:36:40 | |
 0000006955-18-000018-xbrl.zip | 225365 | 2018-04-09 10:36:40 |
| atu-20180228.xml | 2798741 | 2018-04-09 10:36:40 |
| atu-20180228.xsd | 50834 | 2018-04-09 10:36:40 |
| atu-20180228exhibit103.htm | 23855 | 2018-04-09 10:36:40 |
| atu-20180228exhibit311.htm | 12990 | 2018-04-09 10:36:40 |
| atu-20180228exhibit312.htm | 13266 | 2018-04-09 10:36:40 |
| atu-20180228exhibit321.htm | 4658 | 2018-04-09 10:36:40 |
| atu-20180228exhibit322.htm | 4671 | 2018-04-09 10:36:40 |
| atu-20180228x10q.htm | 1520132 | 2018-04-09 10:36:40 |
| atu-20180228_cal.xml | 80069 | 2018-04-09 10:36:40 |
| atu-20180228_def.xml | 279637 | 2018-04-09 10:36:40 |
| atu-20180228_lab.xml | 529872 | 2018-04-09 10:36:40 |
| atu-20180228_pre.xml | 386103 | 2018-04-09 10:36:40 |
| FilingSummary.xml | 32372 | 2018-04-09 10:36:40 |
| Financial_Report.xlsx | 77234 | 2018-04-09 10:36:40 |
| R1.htm | 30584 | 2018-04-09 10:36:40 |
| R10.htm | 18795 | 2018-04-09 10:36:40 |
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| R9.htm | 72829 | 2018-04-09 10:36:40 |
| report.css | 2767 | 2018-04-09 10:36:40 |
| Show.js | 1410 | 2018-04-09 10:36:40 |