Description of Business, Basis of Presentation and Summary of Significant Accounting Policies (Details)	12 Months Ended
	Jun. 30, 2025 USD ($) segment	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)
Accounting policies
Allowance for credit losses	$ 25,000	$ 32,000
Stock-Based Compensation
Number of share incentive programs	five
Stock-based compensation expense	$ 1,513,000	1,733,000	$ 1,464,000
Foreign currency realized/unrealized gains(loss)	$ 0	$ 0	$ 0
Segment Reporting
Number of operating segments (in segments) | segment	1
Number of reportable segments (in segments) | segment	1
Minimum
Accounting policies
Warranty term	24 months
Maximum
Accounting policies
Warranty term	36 months