Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-169963-index-headers.html | 2020-06-16 08:30:41 | |
| 0001193125-20-169963-index.html | 2020-06-16 08:30:41 | |
| 0001193125-20-169963.txt | 2020-06-16 08:30:41 | |
 0001193125-20-169963-xbrl.zip | 8247 | 2020-06-16 08:30:41 |
| ati-20200616.xsd | 3069 | 2020-06-16 08:30:41 |
| ati-20200616_lab.xml | 17373 | 2020-06-16 08:30:41 |
| ati-20200616_pre.xml | 10953 | 2020-06-16 08:30:41 |
| d134882d8k.htm | 24789 | 2020-06-16 08:30:41 |
| d134882d8k_htm.xml | 3285 | 2020-06-16 08:30:41 |
| FilingSummary.xml | 1690 | 2020-06-16 08:30:41 |
| Financial_Report.xlsx | 5795 | 2020-06-16 08:30:41 |
| MetaLinks.json | 18234 | 2020-06-16 08:30:41 |
| R1.htm | 38624 | 2020-06-16 08:30:41 |
| report.css | 2767 | 2020-06-16 08:30:41 |
| Show.js | 1085 | 2020-06-16 08:30:41 |