Condensed Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Net revenues	$ 16,255,000	$ 13,689,000	$ 30,923,000	$ 26,013,000
Cost of revenues	3,628,000	3,144,000	6,805,000	5,970,000
Gross profit	12,627,000	10,545,000	24,118,000	20,043,000
Operating expenses
Selling, general and administrative	9,834,000	8,175,000	19,221,000	17,325,000
Research and development	251,000	107,000	417,000	313,000
Total operating expenses	10,085,000	8,282,000	19,638,000	17,638,000
Operating income	2,542,000	2,263,000	4,480,000	2,405,000
Interest income, net	152,000	96,000	347,000	173,000
Net income before income taxes	2,694,000	2,359,000	4,827,000	2,578,000
Income tax expense	726,000	685,000	1,385,000	749,000
Net income	$ 1,968,000	$ 1,674,000	$ 3,442,000	$ 1,829,000
Income per share:
Basic	$ 0.23	$ 0.20	$ 0.41	$ 0.21
Diluted	$ 0.22	$ 0.19	$ 0.38	$ 0.21
Weighted-average common shares outstanding:
Basic	8,424,534	8,545,120	8,494,511	8,541,254
Diluted	8,953,349	8,800,172	8,983,726	8,791,519