Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-069587-index-headers.html | 2021-03-04 16:34:03 | |
| 0001193125-21-069587-index.html | 2021-03-04 16:34:03 | |
| 0001193125-21-069587.txt | 2021-03-04 16:34:03 | |
 0001193125-21-069587-xbrl.zip | 20810 | 2021-03-04 16:34:03 |
| aa-20210304.xsd | 3053 | 2021-03-04 16:34:03 |
| aa-20210304_lab.xml | 18137 | 2021-03-04 16:34:03 |
| aa-20210304_pre.xml | 11398 | 2021-03-04 16:34:03 |
| d121564d8k.htm | 32117 | 2021-03-04 16:34:03 |
| d121564d8k_htm.xml | 3341 | 2021-03-04 16:34:03 |
| d121564dex101.htm | 128952 | 2021-03-04 16:34:03 |
| FilingSummary.xml | 1718 | 2021-03-04 16:34:03 |
| Financial_Report.xlsx | 5466 | 2021-03-04 16:34:03 |
| MetaLinks.json | 18751 | 2021-03-04 16:34:03 |
| R1.htm | 40157 | 2021-03-04 16:34:03 |
| report.css | 2767 | 2021-03-04 16:34:03 |
| Show.js | 1084 | 2021-03-04 16:34:03 |