Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-073312-index-headers.html | 2021-03-08 16:40:55 | |
| 0001193125-21-073312-index.html | 2021-03-08 16:40:55 | |
| 0001193125-21-073312.txt | 2021-03-08 16:40:55 | |
 0001193125-21-073312-xbrl.zip | 11491 | 2021-03-08 16:40:55 |
| aa-20210308.xsd | 3053 | 2021-03-08 16:40:55 |
| aa-20210308_lab.xml | 18137 | 2021-03-08 16:40:55 |
| aa-20210308_pre.xml | 11398 | 2021-03-08 16:40:55 |
| d146266d8k.htm | 25834 | 2021-03-08 16:40:55 |
| d146266d8k_htm.xml | 3341 | 2021-03-08 16:40:55 |
| d146266dex991.htm | 8404 | 2021-03-08 16:40:55 |
| FilingSummary.xml | 1718 | 2021-03-08 16:40:55 |
| Financial_Report.xlsx | 5467 | 2021-03-08 16:40:55 |
 g146266g0305200403156.jpg | 1994 | 2021-03-08 16:40:55 |
| MetaLinks.json | 18751 | 2021-03-08 16:40:55 |
| R1.htm | 40157 | 2021-03-08 16:40:55 |
| report.css | 2767 | 2021-03-08 16:40:55 |
| Show.js | 1085 | 2021-03-08 16:40:55 |