Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-21-151231-index-headers.html | 2021-12-17 17:15:28 | |
| 0001104659-21-151231-index.html | 2021-12-17 17:15:28 | |
| 0001104659-21-151231.txt | 2021-12-17 17:15:28 | |
 0001104659-21-151231-xbrl.zip | 10642 | 2021-12-17 17:15:28 |
| alt-20211217.xsd | 3025 | 2021-12-17 17:15:28 |
| alt-20211217_lab.xml | 34240 | 2021-12-17 17:15:28 |
| alt-20211217_pre.xml | 22360 | 2021-12-17 17:15:28 |
| FilingSummary.xml | 1592 | 2021-12-17 17:15:28 |
| Financial_Report.xlsx | 5679 | 2021-12-17 17:15:28 |
| MetaLinks.json | 37823 | 2021-12-17 17:15:28 |
| R1.htm | 40107 | 2021-12-17 17:15:28 |
| report.css | 2766 | 2021-12-17 17:15:28 |
| Show.js | 1084 | 2021-12-17 17:15:28 |
| tm2135808d1_8k.htm | 25828 | 2021-12-17 17:15:28 |
| tm2135808d1_8k_htm.xml | 3597 | 2021-12-17 17:15:28 |