Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001326190-23-000008-index-headers.html | 2023-02-28 16:22:46 | |
| 0001326190-23-000008-index.html | 2023-02-28 16:22:46 | |
| 0001326190-23-000008.txt | 2023-02-28 16:22:46 | |
 0001326190-23-000008-xbrl.zip | 621626 | 2023-02-28 16:22:46 |
| alt-20221231.xsd | 69659 | 2023-02-28 16:22:46 |
| alt-20221231x10k.htm | 3153631 | 2023-02-28 16:22:46 |
 alt-20221231x10k002.jpg | 16224 | 2023-02-28 16:22:46 |
 alt-20221231x10k004.jpg | 23634 | 2023-02-28 16:22:46 |
 alt-20221231x10k005.jpg | 45173 | 2023-02-28 16:22:46 |
 alt-20221231x10k006.jpg | 84821 | 2023-02-28 16:22:46 |
 alt-20221231x10k007.jpg | 25098 | 2023-02-28 16:22:46 |
| alt-20221231x10k_htm.xml | 1656057 | 2023-02-28 16:22:46 |
| alt-20221231xex10d30.htm | 92589 | 2023-02-28 16:22:46 |
| alt-20221231xex10d7.htm | 18438 | 2023-02-28 16:22:46 |
| alt-20221231xex21.htm | 7033 | 2023-02-28 16:22:46 |
| alt-20221231xex23d1.htm | 9745 | 2023-02-28 16:22:46 |
| alt-20221231xex31d1.htm | 13197 | 2023-02-28 16:22:46 |
| alt-20221231xex31d2.htm | 13083 | 2023-02-28 16:22:46 |
| alt-20221231xex32d1.htm | 7759 | 2023-02-28 16:22:46 |
| alt-20221231xex32d2.htm | 7813 | 2023-02-28 16:22:46 |
| alt-20221231xex4d10.htm | 56316 | 2023-02-28 16:22:46 |
| alt-20221231_cal.xml | 65483 | 2023-02-28 16:22:46 |
| alt-20221231_def.xml | 261826 | 2023-02-28 16:22:46 |
| alt-20221231_lab.xml | 633862 | 2023-02-28 16:22:46 |
| alt-20221231_pre.xml | 481836 | 2023-02-28 16:22:46 |
| FilingSummary.xml | 46832 | 2023-02-28 16:22:46 |
| Financial_Report.xlsx | 125522 | 2023-02-28 16:22:46 |
| MetaLinks.json | 852627 | 2023-02-28 16:22:46 |
| R1.htm | 67672 | 2023-02-28 16:22:46 |
| R10.htm | 23675 | 2023-02-28 16:22:46 |
| R11.htm | 54925 | 2023-02-28 16:22:46 |
| R12.htm | 27504 | 2023-02-28 16:22:46 |
| R13.htm | 21856 | 2023-02-28 16:22:46 |
| R14.htm | 26817 | 2023-02-28 16:22:46 |
| R15.htm | 19617 | 2023-02-28 16:22:46 |
| R16.htm | 10842 | 2023-02-28 16:22:46 |
| R17.htm | 90018 | 2023-02-28 16:22:46 |
| R18.htm | 103283 | 2023-02-28 16:22:46 |
| R19.htm | 7399 | 2023-02-28 16:22:46 |
| R2.htm | 96444 | 2023-02-28 16:22:46 |
| R20.htm | 8626 | 2023-02-28 16:22:46 |
| R21.htm | 98561 | 2023-02-28 16:22:46 |
| R22.htm | 16022 | 2023-02-28 16:22:46 |
| R23.htm | 12095 | 2023-02-28 16:22:46 |
| R24.htm | 104973 | 2023-02-28 16:22:46 |
| R25.htm | 9684 | 2023-02-28 16:22:46 |
| R26.htm | 89215 | 2023-02-28 16:22:46 |
| R27.htm | 22464 | 2023-02-28 16:22:46 |
| R28.htm | 53956 | 2023-02-28 16:22:46 |
| R29.htm | 28013 | 2023-02-28 16:22:46 |
| R3.htm | 10649 | 2023-02-28 16:22:46 |
| R30.htm | 21308 | 2023-02-28 16:22:46 |
| R31.htm | 16579 | 2023-02-28 16:22:46 |
| R32.htm | 17548 | 2023-02-28 16:22:46 |
| R33.htm | 83034 | 2023-02-28 16:22:46 |
| R34.htm | 95484 | 2023-02-28 16:22:46 |
| R35.htm | 98850 | 2023-02-28 16:22:46 |
| R36.htm | 13995 | 2023-02-28 16:22:46 |
| R37.htm | 27489 | 2023-02-28 16:22:46 |
| R38.htm | 18291 | 2023-02-28 16:22:46 |
| R39.htm | 28068 | 2023-02-28 16:22:46 |
| R4.htm | 81446 | 2023-02-28 16:22:46 |
| R40.htm | 19807 | 2023-02-28 16:22:46 |
| R41.htm | 29650 | 2023-02-28 16:22:46 |
| R42.htm | 23629 | 2023-02-28 16:22:46 |
| R43.htm | 20804 | 2023-02-28 16:22:46 |
| R44.htm | 4739 | 2023-02-28 16:22:46 |
| R45.htm | 38854 | 2023-02-28 16:22:46 |
| R46.htm | 6495 | 2023-02-28 16:22:46 |
| R47.htm | 12939 | 2023-02-28 16:22:46 |
| R48.htm | 14478 | 2023-02-28 16:22:46 |
| R49.htm | 18385 | 2023-02-28 16:22:46 |
| R5.htm | 71626 | 2023-02-28 16:22:46 |
| R50.htm | 54383 | 2023-02-28 16:22:46 |
| R51.htm | 10213 | 2023-02-28 16:22:46 |
| R52.htm | 19802 | 2023-02-28 16:22:46 |
| R53.htm | 13828 | 2023-02-28 16:22:46 |
| R54.htm | 75726 | 2023-02-28 16:22:46 |
| R55.htm | 27045 | 2023-02-28 16:22:46 |
| R56.htm | 49922 | 2023-02-28 16:22:46 |
| R57.htm | 11368 | 2023-02-28 16:22:46 |
| R58.htm | 117059 | 2023-02-28 16:22:46 |
| R59.htm | 11359 | 2023-02-28 16:22:46 |
| R6.htm | 81813 | 2023-02-28 16:22:46 |
| R60.htm | 46031 | 2023-02-28 16:22:46 |
| R61.htm | 30514 | 2023-02-28 16:22:46 |
| R62.htm | 9311 | 2023-02-28 16:22:46 |
| R63.htm | 27948 | 2023-02-28 16:22:46 |
| R64.htm | 4255 | 2023-02-28 16:22:46 |
| R65.htm | 12155 | 2023-02-28 16:22:46 |
| R66.htm | 13182 | 2023-02-28 16:22:46 |
| R67.htm | 21580 | 2023-02-28 16:22:46 |
| R68.htm | 34443 | 2023-02-28 16:22:46 |
| R69.htm | 28993 | 2023-02-28 16:22:46 |
| R7.htm | 6742 | 2023-02-28 16:22:46 |
| R70.htm | 8967 | 2023-02-28 16:22:46 |
| R71.htm | 13959 | 2023-02-28 16:22:46 |
| R72.htm | 24254 | 2023-02-28 16:22:46 |
| R8.htm | 48146 | 2023-02-28 16:22:46 |
| R9.htm | 91064 | 2023-02-28 16:22:46 |
| report.css | 2767 | 2023-02-28 16:22:46 |
| Show.js | 1085 | 2023-02-28 16:22:46 |