Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-23-210742-index-headers.html | 2023-08-11 16:15:54 | |
| 0001193125-23-210742-index.html | 2023-08-11 16:15:54 | |
| 0001193125-23-210742.txt | 2023-08-11 16:15:54 | |
 0001193125-23-210742-xbrl.zip | 64471 | 2023-08-11 16:15:54 |
| ati-20230807.xsd | 2854 | 2023-08-11 16:15:54 |
| ati-20230807_lab.xml | 17236 | 2023-08-11 16:15:54 |
| ati-20230807_pre.xml | 10816 | 2023-08-11 16:15:54 |
| d538851d8k.htm | 32823 | 2023-08-11 16:15:54 |
| d538851d8k_htm.xml | 3253 | 2023-08-11 16:15:54 |
| d538851dex11.htm | 157931 | 2023-08-11 16:15:54 |
| d538851dex42.htm | 123633 | 2023-08-11 16:15:54 |
| d538851dex51.htm | 17653 | 2023-08-11 16:15:54 |
| FilingSummary.xml | 2009 | 2023-08-11 16:15:54 |
| Financial_Report.xlsx | 5681 | 2023-08-11 16:15:54 |
 g538851page63a.jpg | 3261 | 2023-08-11 16:15:54 |
| MetaLinks.json | 18312 | 2023-08-11 16:15:54 |
| R1.htm | 38082 | 2023-08-11 16:15:54 |
| report.css | 2767 | 2023-08-11 16:15:54 |
| Show.js | 1085 | 2023-08-11 16:15:54 |