Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-21-008035-index-headers.html | 2021-04-29 07:37:42 | |
| 0001628280-21-008035-index.html | 2021-04-29 07:37:42 | |
| 0001628280-21-008035.txt | 2021-04-29 07:37:42 | |
 0001628280-21-008035-xbrl.zip | 31636 | 2021-04-29 07:37:42 |
| ati-20210429.htm | 44884 | 2021-04-29 07:37:42 |
| ati-20210429.xsd | 2421 | 2021-04-29 07:37:42 |
| ati-20210429_cal.xml | 711 | 2021-04-29 07:37:42 |
| ati-20210429_def.xml | 1644 | 2021-04-29 07:37:42 |
| ati-20210429_htm.xml | 11018 | 2021-04-29 07:37:42 |
| ati-20210429_lab.xml | 24275 | 2021-04-29 07:37:42 |
| ati-20210429_pre.xml | 12647 | 2021-04-29 07:37:42 |
 ati1.jpg | 6238 | 2021-04-29 07:37:42 |
| FilingSummary.xml | 1710 | 2021-04-29 07:37:42 |
| Financial_Report.xlsx | 5662 | 2021-04-29 07:37:42 |
| form8-kq12021ex991.htm | 381452 | 2021-04-29 07:37:42 |
| MetaLinks.json | 17269 | 2021-04-29 07:37:42 |
| R1.htm | 38622 | 2021-04-29 07:37:42 |
| report.css | 2767 | 2021-04-29 07:37:42 |
| Show.js | 1085 | 2021-04-29 07:37:42 |