Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-19-322603-index-headers.html | 2019-12-23 16:06:07 | |
| 0001193125-19-322603-index.html | 2019-12-23 16:06:07 | |
| 0001193125-19-322603.txt | 2019-12-23 16:06:07 | |
 0001193125-19-322603-xbrl.zip | 12140 | 2019-12-23 16:06:07 |
| ati-20191218.xsd | 3059 | 2019-12-23 16:06:07 |
| ati-20191218_lab.xml | 17375 | 2019-12-23 16:06:07 |
| ati-20191218_pre.xml | 10947 | 2019-12-23 16:06:07 |
| d852990d8k.htm | 29074 | 2019-12-23 16:06:07 |
| d852990d8k_htm.xml | 3285 | 2019-12-23 16:06:07 |
| d852990dex991.htm | 9094 | 2019-12-23 16:06:07 |
| FilingSummary.xml | 1726 | 2019-12-23 16:06:07 |
| Financial_Report.xlsx | 5793 | 2019-12-23 16:06:07 |
 g852990g1221060518679.jpg | 2429 | 2019-12-23 16:06:07 |
 g852990g1221060520442.jpg | 3643 | 2019-12-23 16:06:07 |
| MetaLinks.json | 18138 | 2019-12-23 16:06:07 |
| R1.htm | 38630 | 2019-12-23 16:06:07 |
| report.css | 2766 | 2019-12-23 16:06:07 |
| Show.js | 1085 | 2019-12-23 16:06:07 |