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| 0001564590-19-018003-index.html | 2019-05-09 16:16:50 | |
| 0001564590-19-018003.txt | 2019-05-09 16:16:50 | |
 0001564590-19-018003-xbrl.zip | 191127 | 2019-05-09 16:16:50 |
| aa-10q_20190331.htm | 2510686 | 2019-05-09 16:16:50 |
| aa-20190331.xml | 3204448 | 2019-05-09 16:16:50 |
| aa-20190331.xsd | 71242 | 2019-05-09 16:16:50 |
| aa-20190331_cal.xml | 92054 | 2019-05-09 16:16:50 |
| aa-20190331_def.xml | 256788 | 2019-05-09 16:16:50 |
| aa-20190331_lab.xml | 539181 | 2019-05-09 16:16:50 |
| aa-20190331_pre.xml | 433254 | 2019-05-09 16:16:50 |
| aa-ex181_118.htm | 8040 | 2019-05-09 16:16:50 |
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| aa-ex951_7.htm | 63304 | 2019-05-09 16:16:50 |
| FilingSummary.xml | 44315 | 2019-05-09 16:16:50 |
| Financial_Report.xlsx | 87373 | 2019-05-09 16:16:50 |
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| report.css | 2767 | 2019-05-09 16:16:50 |
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