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Basis of Presentation and Significant Accounting Policies - Employee Retention Tax - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Jun. 30, 2025
Income Taxes [Line Items]
Employee retention credit, amount received	$ 0.2	$ 2.1
Location, Statement of Income, Balance [Axis]: asys:ResearchDevelopmentAndEngineeringNet
Income Taxes [Line Items]
Employee retention credit, amount received		0.3
Location, Statement of Income, Balance [Axis]: us-gaap:CostOfGoodsAndServicesSold
Income Taxes [Line Items]
Employee retention credit, amount received		1.0
Location, Statement of Income, Balance [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense
Income Taxes [Line Items]
Employee retention credit, amount received		$ 0.8

X

- Definition

Employee retention credit, amount received.

+ References

No definition available.

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Balance Type:	credit
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X

- Definition

Income taxes.

+ References

No definition available.

+ Details

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- Details

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X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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