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| 0000792987-22-000013-index.html | 2022-02-28 16:17:07 | |
| 0000792987-22-000013.txt | 2022-02-28 16:17:07 | |
 0000792987-22-000013-xbrl.zip | 641833 | 2022-02-28 16:17:07 |
| aste-20211231.htm | 3252283 | 2022-02-28 16:17:07 |
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| report.css | 2768 | 2022-02-28 16:17:07 |
| Show.js | 1086 | 2022-02-28 16:17:07 |