Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-288867-index-headers.html | 2021-10-01 08:00:49 | |
| 0001193125-21-288867-index.html | 2021-10-01 08:00:49 | |
| 0001193125-21-288867.txt | 2021-10-01 08:00:49 | |
 0001193125-21-288867-xbrl.zip | 65407 | 2021-10-01 08:00:49 |
| ato-20210921.xsd | 3577 | 2021-10-01 08:00:49 |
| ato-20210921_def.xml | 13293 | 2021-10-01 08:00:49 |
| ato-20210921_lab.xml | 21695 | 2021-10-01 08:00:49 |
| ato-20210921_pre.xml | 14059 | 2021-10-01 08:00:49 |
| d193871d8k.htm | 29910 | 2021-10-01 08:00:49 |
| d193871d8k_htm.xml | 4243 | 2021-10-01 08:00:49 |
| d193871dex11.htm | 192899 | 2021-10-01 08:00:49 |
| d193871dex41.htm | 24216 | 2021-10-01 08:00:49 |
| d193871dex42.htm | 28905 | 2021-10-01 08:00:49 |
| d193871dex51.htm | 13199 | 2021-10-01 08:00:49 |
| d193871dex52.htm | 20956 | 2021-10-01 08:00:49 |
| FilingSummary.xml | 2021 | 2021-10-01 08:00:49 |
| Financial_Report.xlsx | 5739 | 2021-10-01 08:00:49 |
 g193871dsplogo1.jpg | 4349 | 2021-10-01 08:00:49 |
 g193871dsplogo2.jpg | 3477 | 2021-10-01 08:00:49 |
 g193871g86z20.jpg | 4686 | 2021-10-01 08:00:49 |
| MetaLinks.json | 21237 | 2021-10-01 08:00:49 |
| R1.htm | 41892 | 2021-10-01 08:00:49 |
| report.css | 2767 | 2021-10-01 08:00:49 |
| Show.js | 1085 | 2021-10-01 08:00:49 |