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v3.22.2.2

Note 1 - General Information (Details Textual) | Sep. 30, 2022
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Number of Patents Granted | 22
Number of Additional Patents In Process | 1
Number of Wholly Owned Subsidiaries | 3

X
- Definition Represents the number of additional patents in process. + References No definition available. + Details
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Namespace Prefix: | astc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of patents granted. + References No definition available. + Details
Name: | astc_NumberofPatentsGranted
Namespace Prefix: | astc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of subsidiaries to which ATI licenses AMS Technology. + References No definition available. + Details
Name: | astc_NumberofWhollyOwnedSubsidiaries
Namespace Prefix: | astc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant