Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001157523-20-001608-index-headers.html | 2020-12-17 16:31:45 | |
| 0001157523-20-001608-index.html | 2020-12-17 16:31:45 | |
| 0001157523-20-001608.txt | 2020-12-17 16:31:45 | |
 0001157523-20-001608-xbrl.zip | 13210 | 2020-12-17 16:31:45 |
| a52350769.htm | 31206 | 2020-12-17 16:31:45 |
| a52350769ex99_1.htm | 6795 | 2020-12-17 16:31:45 |
| a52350769_htm.xml | 4428 | 2020-12-17 16:31:45 |
| aa-20201217.xsd | 4180 | 2020-12-17 16:31:45 |
| aa-20201217_lab.xml | 23692 | 2020-12-17 16:31:45 |
| aa-20201217_pre.xml | 16822 | 2020-12-17 16:31:45 |
| FilingSummary.xml | 1686 | 2020-12-17 16:31:45 |
| Financial_Report.xlsx | 5518 | 2020-12-17 16:31:45 |
| MetaLinks.json | 21181 | 2020-12-17 16:31:45 |
| R1.htm | 41790 | 2020-12-17 16:31:45 |
| report.css | 2767 | 2020-12-17 16:31:45 |
| Show.js | 1084 | 2020-12-17 16:31:45 |