Income Taxes - Deferred (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Jun. 30, 2023
Components of Deferred Tax Assets and Liabilities [Abstract]
Accounts receivable	$ 8	$ 22
Inventories	541	397
Accrued liabilities	676	857
Stock based compensation expense	452	250
Revenue reserves	439	333
Unrealized loss on marketable securities	136	124
Capitalized research and development cost	5,447	2,923
Other	2	4
Total Deferred Tax Assets	7,701	4,910
Deferred income tax assets, net of valuation allowance	7,701	4,910
Intangibles	(874)	(916)
Property, plant and equipment	(786)	(729)
Other deferred tax liabilities	(613)	(613)
Total Deferred Tax Liability	(2,273)	(2,258)
Net Deferred Tax Asset	$ 5,428	$ 2,652