Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-093660-index-headers.html | 2022-04-01 16:16:14 | |
| 0001193125-22-093660-index.html | 2022-04-01 16:16:14 | |
| 0001193125-22-093660.txt | 2022-04-01 16:16:14 | |
 0001193125-22-093660-xbrl.zip | 219236 | 2022-04-01 16:16:14 |
| ato-20220331.xsd | 3585 | 2022-04-01 16:16:14 |
| ato-20220331_def.xml | 13385 | 2022-04-01 16:16:14 |
| ato-20220331_lab.xml | 21791 | 2022-04-01 16:16:14 |
| ato-20220331_pre.xml | 14155 | 2022-04-01 16:16:14 |
| d279855d8k.htm | 28395 | 2022-04-01 16:16:14 |
| d279855d8k_htm.xml | 4259 | 2022-04-01 16:16:14 |
| d279855dex101.htm | 675464 | 2022-04-01 16:16:14 |
| d279855dex102.htm | 663716 | 2022-04-01 16:16:14 |
| FilingSummary.xml | 1807 | 2022-04-01 16:16:14 |
| Financial_Report.xlsx | 5750 | 2022-04-01 16:16:14 |
| MetaLinks.json | 21289 | 2022-04-01 16:16:14 |
| R1.htm | 42041 | 2022-04-01 16:16:14 |
| report.css | 2767 | 2022-04-01 16:16:14 |
| Show.js | 1085 | 2022-04-01 16:16:14 |