Quarterly report pursuant to Section 13 or 15(d)

Leases - Schedule of Financial Statement Classification of Lease Balances Within Condensed Consolidated Balance Sheets (Details)

v3.20.4
Leases - Schedule of Financial Statement Classification of Lease Balances Within Condensed Consolidated Balance Sheets (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Sep. 30, 2020
Leases [Abstract]    
Operating lease assets $ 5,155 $ 5,124
Finance lease assets $ 23 $ 26
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] us-gaap:PropertyPlantAndEquipmentNet us-gaap:PropertyPlantAndEquipmentNet
Total lease assets $ 5,178 $ 5,150
Operating lease liabilities $ 131 $ 113
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] us-gaap:AccruedLiabilitiesCurrent us-gaap:AccruedLiabilitiesCurrent
Finance lease liabilities $ 10 $ 11
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] us-gaap:AccruedLiabilitiesCurrent us-gaap:AccruedLiabilitiesCurrent
Operating lease liabilities $ 5,077 $ 5,048
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] asys:FinanceAndOperatingLeaseLiabilityNoncurrent asys:FinanceAndOperatingLeaseLiabilityNoncurrent
Finance lease liabilities $ 13 $ 16
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] asys:FinanceAndOperatingLeaseLiabilityNoncurrent asys:FinanceAndOperatingLeaseLiabilityNoncurrent
Total lease liabilities $ 5,231 $ 5,188