Description of Business, Basis of Presentation and Summary of Significant Accounting Policies - Income Statement location (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2025	Dec. 31, 2024
Disaggregation of Income Statement Expense, Caption [Line Items]
Total revenue	$ 48,172,000	$ 42,933,000	$ 97,340,000	$ 86,936,000
Total cost of revenue	19,934,000	18,444,000	41,256,000	37,831,000
Sales revenue, net | Shipping and Handling
Disaggregation of Income Statement Expense, Caption [Line Items]
Total revenue	132,000	80,000	274,000	186,000
Cost of sales | Shipping and Handling
Disaggregation of Income Statement Expense, Caption [Line Items]
Total cost of revenue	365,000	353,000	844,000	743,000
Selling, General and Administrative Expenses
Disaggregation of Income Statement Expense, Caption [Line Items]
Advertising and promotion costs	$ 916,000	$ 916,000	$ 1,851,000	$ 1,806,000