Restatement of Previously Issued Financial Statements - Consolidated Statements Of Income (Details) (Imported) - USD ($)	3 Months Ended				6 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Dec. 31, 2021	Sep. 30, 2021	Dec. 31, 2022	Dec. 31, 2021
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of sales	$ 27,960,000		$ 21,965,000		$ 52,887,000	$ 39,560,000
Gross Profit	14,354,000		11,443,000		28,920,000	24,899,000
Operating Income	4,328,000		1,270,000		7,976,000	5,449,000
Income before Provision for Income Taxes	4,515,000		1,328,000		8,060,000	9,428,000
Provision for Income Taxes	586,000		291,000		1,047,000	639,000
Net income	$ 3,929,000	$ 3,084,000	$ 1,037,000	$ 7,752,000	$ 7,013,000	$ 8,789,000
Income per share:
Basic (in dollars per share)	$ 0.11		$ 0.03	$ 0.03	$ 0.19	$ 0.24
Diluted (in dollars per share)	$ 0.11		$ 0.03		$ 0.19	$ 0.24
Equipment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of sales	$ 26,295,000		$ 20,571,000		$ 49,561,000	$ 36,743,000
Previously Reported | Revision of Inventory Reserve
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of sales	22,852,000				44,178,000
Gross Profit	19,462,000				37,629,000
Operating Income	9,436,000				16,685,000
Income before Provision for Income Taxes	9,623,000				16,769,000
Provision for Income Taxes	1,177,000				1,921,000
Net income	$ 8,446,000				$ 14,848,000
Income per share:
Basic (in dollars per share)	$ 0.24				$ 0.40
Diluted (in dollars per share)	$ 0.24				$ 0.40
Previously Reported | Revision of Inventory Reserve | Equipment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of sales	$ 21,187,000				$ 40,852,000