Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-032442-index-headers.html | 2020-02-12 09:26:46 | |
| 0001193125-20-032442-index.html | 2020-02-12 09:26:46 | |
| 0001193125-20-032442.txt | 2020-02-12 09:26:46 | |
 0001193125-20-032442-xbrl.zip | 88289 | 2020-02-12 09:26:46 |
| ato-20200212.xsd | 3803 | 2020-02-12 09:26:46 |
| ato-20200212_def.xml | 13434 | 2020-02-12 09:26:46 |
| ato-20200212_lab.xml | 21834 | 2020-02-12 09:26:46 |
| ato-20200212_pre.xml | 14207 | 2020-02-12 09:26:46 |
| d884844d8k.htm | 41255 | 2020-02-12 09:26:46 |
| d884844d8k_htm.xml | 4451 | 2020-02-12 09:26:46 |
| d884844dex11.htm | 229919 | 2020-02-12 09:26:46 |
| d884844dex12.htm | 180759 | 2020-02-12 09:26:46 |
| d884844dex51.htm | 7865 | 2020-02-12 09:26:46 |
| d884844dex52.htm | 16431 | 2020-02-12 09:26:46 |
| FilingSummary.xml | 2004 | 2020-02-12 09:26:46 |
| Financial_Report.xlsx | 5849 | 2020-02-12 09:26:46 |
 g884844g0210233948013.jpg | 3790 | 2020-02-12 09:26:46 |
| MetaLinks.json | 21538 | 2020-02-12 09:26:46 |
| R1.htm | 41922 | 2020-02-12 09:26:46 |
| report.css | 2767 | 2020-02-12 09:26:46 |
| Show.js | 1085 | 2020-02-12 09:26:46 |