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| 0001053507-22-000017-index.html | 2022-02-24 17:52:05 | |
| 0001053507-22-000017.txt | 2022-02-24 17:52:05 | |
 0001053507-22-000017-xbrl.zip | 1557577 | 2022-02-24 17:52:05 |
| amt-20211231.htm | 5450192 | 2022-02-24 17:52:05 |
| amt-20211231.xsd | 148112 | 2022-02-24 17:52:05 |
| amt-20211231_cal.xml | 182842 | 2022-02-24 17:52:05 |
| amt-20211231_def.xml | 817746 | 2022-02-24 17:52:05 |
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| amt-20211231_lab.xml | 1556918 | 2022-02-24 17:52:05 |
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| report.css | 2768 | 2022-02-24 17:52:05 |
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