Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-170868-index-headers.html | 2020-06-17 07:27:04 | |
| 0001193125-20-170868-index.html | 2020-06-17 07:27:04 | |
| 0001193125-20-170868.txt | 2020-06-17 07:27:04 | |
 0001193125-20-170868-xbrl.zip | 11959 | 2020-06-17 07:27:04 |
| ati-20200617.xsd | 3069 | 2020-06-17 07:27:04 |
| ati-20200617_lab.xml | 17373 | 2020-06-17 07:27:04 |
| ati-20200617_pre.xml | 10953 | 2020-06-17 07:27:04 |
| d941417d8k.htm | 26423 | 2020-06-17 07:27:04 |
| d941417d8k_htm.xml | 3285 | 2020-06-17 07:27:04 |
| d941417dex991.htm | 12435 | 2020-06-17 07:27:04 |
| FilingSummary.xml | 1725 | 2020-06-17 07:27:04 |
| Financial_Report.xlsx | 5796 | 2020-06-17 07:27:04 |
| MetaLinks.json | 18234 | 2020-06-17 07:27:04 |
| R1.htm | 38624 | 2020-06-17 07:27:04 |
| report.css | 2766 | 2020-06-17 07:27:04 |
| Show.js | 1085 | 2020-06-17 07:27:04 |