Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-191899-index-headers.html | 2020-07-13 16:25:34 | |
| 0001193125-20-191899-index.html | 2020-07-13 16:25:34 | |
| 0001193125-20-191899.txt | 2020-07-13 16:25:34 | |
 0001193125-20-191899-xbrl.zip | 121706 | 2020-07-13 16:25:34 |
| aa-20200713.xsd | 3055 | 2020-07-13 16:25:34 |
| aa-20200713_lab.xml | 18139 | 2020-07-13 16:25:34 |
| aa-20200713_pre.xml | 11400 | 2020-07-13 16:25:34 |
| d886832d8k.htm | 34259 | 2020-07-13 16:25:34 |
| d886832d8k_htm.xml | 3341 | 2020-07-13 16:25:34 |
| d886832dex41.htm | 761278 | 2020-07-13 16:25:34 |
| d886832dex991.htm | 8104 | 2020-07-13 16:25:34 |
| FilingSummary.xml | 1752 | 2020-07-13 16:25:34 |
| Financial_Report.xlsx | 5465 | 2020-07-13 16:25:34 |
 g886832g0710124606835.jpg | 1994 | 2020-07-13 16:25:34 |
| MetaLinks.json | 18753 | 2020-07-13 16:25:34 |
| R1.htm | 40156 | 2020-07-13 16:25:34 |
| report.css | 2767 | 2020-07-13 16:25:34 |
| Show.js | 1085 | 2020-07-13 16:25:34 |