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| 0001193125-23-077926-index.html | 2023-03-23 16:29:54 | |
| 0001193125-23-077926.txt | 2023-03-23 16:29:54 | |
 0001193125-23-077926-xbrl.zip | 223439 | 2023-03-23 16:29:54 |
| altu-20221231.xsd | 42035 | 2023-03-23 16:29:54 |
| altu-20221231_cal.xml | 27122 | 2023-03-23 16:29:54 |
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| d424595dex321.htm | 4707 | 2023-03-23 16:29:54 |
| d424595dex322.htm | 4728 | 2023-03-23 16:29:54 |
| d424595dex45.htm | 80140 | 2023-03-23 16:29:54 |
| FilingSummary.xml | 24841 | 2023-03-23 16:29:54 |
| Financial_Report.xlsx | 74799 | 2023-03-23 16:29:54 |
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| R1.htm | 77927 | 2023-03-23 16:29:54 |
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| R9.htm | 33236 | 2023-03-23 16:29:54 |
| report.css | 2767 | 2023-03-23 16:29:54 |
| Show.js | 1085 | 2023-03-23 16:29:54 |