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| 0001437749-22-012260.txt | 2022-05-13 10:04:56 | |
 0001437749-22-012260-xbrl.zip | 148067 | 2022-05-13 10:04:56 |
| astc-20220331.xsd | 54099 | 2022-05-13 10:04:56 |
| astc-20220331_cal.xml | 43130 | 2022-05-13 10:04:56 |
| astc-20220331_def.xml | 338789 | 2022-05-13 10:04:56 |
| astc-20220331_lab.xml | 317884 | 2022-05-13 10:04:56 |
| astc-20220331_pre.xml | 372505 | 2022-05-13 10:04:56 |
| astc20220331_10q.htm | 1071035 | 2022-05-13 10:04:56 |
| astc20220331_10q_htm.xml | 859356 | 2022-05-13 10:04:56 |
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| ex_342911.htm | 6422 | 2022-05-13 10:04:56 |
| FilingSummary.xml | 34271 | 2022-05-13 10:04:56 |
| Financial_Report.xlsx | 62103 | 2022-05-13 10:04:56 |
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| report.css | 2767 | 2022-05-13 10:04:56 |
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