Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001130758-17-000028-index-headers.html | 2017-05-12 13:23:25 | |
| 0001130758-17-000028-index.html | 2017-05-12 13:23:25 | |
| 0001130758-17-000028.txt | 2017-05-12 13:23:25 | |
 0001130758-17-000028-xbrl.zip | 31763 | 2017-05-12 13:23:25 |
| aei21-20170331.xml | 58043 | 2017-05-12 13:23:25 |
| aei21-20170331.xsd | 14126 | 2017-05-12 13:23:25 |
| aei21-20170331_cal.xml | 17115 | 2017-05-12 13:23:25 |
| aei21-20170331_def.xml | 76663 | 2017-05-12 13:23:25 |
| aei21-20170331_lab.xml | 94003 | 2017-05-12 13:23:25 |
| aei21-20170331_pre.xml | 77519 | 2017-05-12 13:23:25 |
| ex31-121.htm | 7948 | 2017-05-12 13:23:25 |
| ex31-221.htm | 7977 | 2017-05-12 13:23:25 |
| ex32-21.htm | 7143 | 2017-05-12 13:23:25 |
| FilingSummary.xml | 9305 | 2017-05-12 13:23:25 |
| Financial_Report.xlsx | 21458 | 2017-05-12 13:23:25 |
| q211-17.htm | 247095 | 2017-05-12 13:23:25 |
| R1.htm | 26843 | 2017-05-12 13:23:25 |
| R10.htm | 4998 | 2017-05-12 13:23:25 |
| R11.htm | 5850 | 2017-05-12 13:23:25 |
| R12.htm | 6455 | 2017-05-12 13:23:25 |
| R13.htm | 9470 | 2017-05-12 13:23:25 |
| R14.htm | 15584 | 2017-05-12 13:23:25 |
| R15.htm | 38769 | 2017-05-12 13:23:25 |
| R16.htm | 16678 | 2017-05-12 13:23:25 |
| R2.htm | 52557 | 2017-05-12 13:23:25 |
| R3.htm | 8578 | 2017-05-12 13:23:25 |
| R4.htm | 32298 | 2017-05-12 13:23:25 |
| R5.htm | 32022 | 2017-05-12 13:23:25 |
| R6.htm | 16515 | 2017-05-12 13:23:25 |
| R7.htm | 5571 | 2017-05-12 13:23:25 |
| R8.htm | 11221 | 2017-05-12 13:23:25 |
| R9.htm | 7957 | 2017-05-12 13:23:25 |
| report.css | 2767 | 2017-05-12 13:23:25 |
| Show.js | 1410 | 2017-05-12 13:23:25 |