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|---|---|---|
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| 0000731802-19-000007-index.html | 2019-02-05 17:23:25 | |
| 0000731802-19-000007.txt | 2019-02-05 17:23:25 | |
 0000731802-19-000007-xbrl.zip | 198587 | 2019-02-05 17:23:25 |
| ato-20181231.xml | 1815462 | 2019-02-05 17:23:25 |
| ato-20181231.xsd | 45364 | 2019-02-05 17:23:25 |
| ato-20181231_cal.xml | 65183 | 2019-02-05 17:23:25 |
| ato-20181231_def.xml | 235470 | 2019-02-05 17:23:25 |
| ato-20181231_lab.xml | 566837 | 2019-02-05 17:23:25 |
| ato-20181231_pre.xml | 337365 | 2019-02-05 17:23:25 |
| ato2018123110-q.htm | 1253152 | 2019-02-05 17:23:25 |
| ato20181231ex-15.htm | 3790 | 2019-02-05 17:23:25 |
| ato20181231ex-31.htm | 27019 | 2019-02-05 17:23:25 |
| ato20181231ex-32.htm | 14390 | 2019-02-05 17:23:25 |
| FilingSummary.xml | 30012 | 2019-02-05 17:23:25 |
| Financial_Report.xlsx | 73781 | 2019-02-05 17:23:25 |
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| report.css | 2767 | 2019-02-05 17:23:25 |
| Show.js | 1085 | 2019-02-05 17:23:25 |