Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-140513-index-headers.html | 2020-05-12 16:37:40 | |
| 0001193125-20-140513-index.html | 2020-05-12 16:37:40 | |
| 0001193125-20-140513.txt | 2020-05-12 16:37:40 | |
 0001193125-20-140513-xbrl.zip | 9060 | 2020-05-12 16:37:40 |
| ati-20200508.xsd | 3070 | 2020-05-12 16:37:40 |
| ati-20200508_lab.xml | 17374 | 2020-05-12 16:37:40 |
| ati-20200508_pre.xml | 10954 | 2020-05-12 16:37:40 |
| d818425d8k.htm | 41180 | 2020-05-12 16:37:40 |
| d818425d8k_htm.xml | 3285 | 2020-05-12 16:37:40 |
| FilingSummary.xml | 1690 | 2020-05-12 16:37:40 |
| Financial_Report.xlsx | 5796 | 2020-05-12 16:37:40 |
| MetaLinks.json | 18234 | 2020-05-12 16:37:40 |
| R1.htm | 38624 | 2020-05-12 16:37:40 |
| report.css | 2766 | 2020-05-12 16:37:40 |
| Show.js | 1084 | 2020-05-12 16:37:40 |