Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001157523-21-001499-index-headers.html | 2021-12-14 16:31:06 | |
| 0001157523-21-001499-index.html | 2021-12-14 16:31:06 | |
| 0001157523-21-001499.txt | 2021-12-14 16:31:06 | |
 0001157523-21-001499-xbrl.zip | 13375 | 2021-12-14 16:31:06 |
| a52550622.htm | 32143 | 2021-12-14 16:31:06 |
| a52550622ex99_1.htm | 7407 | 2021-12-14 16:31:06 |
| a52550622_htm.xml | 4422 | 2021-12-14 16:31:06 |
| aa-20211214.xsd | 3908 | 2021-12-14 16:31:06 |
| aa-20211214_lab.xml | 23512 | 2021-12-14 16:31:06 |
| aa-20211214_pre.xml | 16642 | 2021-12-14 16:31:06 |
| FilingSummary.xml | 1680 | 2021-12-14 16:31:06 |
| Financial_Report.xlsx | 5739 | 2021-12-14 16:31:06 |
| MetaLinks.json | 20450 | 2021-12-14 16:31:06 |
| R1.htm | 41751 | 2021-12-14 16:31:06 |
| report.css | 2767 | 2021-12-14 16:31:06 |
| Show.js | 1084 | 2021-12-14 16:31:06 |