Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-053291-index-headers.html | 2022-02-25 07:38:32 | |
| 0001193125-22-053291-index.html | 2022-02-25 07:38:32 | |
| 0001193125-22-053291.txt | 2022-02-25 07:38:32 | |
 0001193125-22-053291-xbrl.zip | 374084 | 2022-02-25 07:38:32 |
| ati-20220218.xsd | 3929 | 2022-02-25 07:38:32 |
| ati-20220218_def.xml | 13256 | 2022-02-25 07:38:32 |
| ati-20220218_lab.xml | 21816 | 2022-02-25 07:38:32 |
| ati-20220218_pre.xml | 14152 | 2022-02-25 07:38:32 |
| d10853d8k.htm | 54506 | 2022-02-25 07:38:32 |
| d10853d8k_htm.xml | 5208 | 2022-02-25 07:38:32 |
| d10853dex101.htm | 1345064 | 2022-02-25 07:38:32 |
| d10853dex102.htm | 180195 | 2022-02-25 07:38:32 |
| d10853dex103.htm | 130307 | 2022-02-25 07:38:32 |
| d10853dex31.htm | 169806 | 2022-02-25 07:38:32 |
| d10853dex41.htm | 324606 | 2022-02-25 07:38:32 |
| FilingSummary.xml | 1906 | 2022-02-25 07:38:32 |
| Financial_Report.xlsx | 5847 | 2022-02-25 07:38:32 |
| MetaLinks.json | 21622 | 2022-02-25 07:38:32 |
| R1.htm | 42636 | 2022-02-25 07:38:32 |
| report.css | 2767 | 2022-02-25 07:38:32 |
| Show.js | 1085 | 2022-02-25 07:38:32 |