Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Net product revenue	$ 1,167,000	$ 1,224,000	$ 2,249,000	$ 2,187,000
Cost of products sold	450,000	562,000	907,000	1,029,000
Gross profit	717,000	662,000	1,342,000	1,158,000
Selling, general and administrative expenses	575,000	583,000	1,135,000	1,153,000
Restructuring and severance expenses	1,680,000	0	1,680,000	0
Operating income (loss)	(1,538,000)	79,000	(1,473,000)	5,000
Interest income, net	54,000	77,000	104,000	155,000
Other income (expense), net	1,159,000	257,000	764,000	813,000
Income (loss) before income taxes	(325,000)	413,000	(605,000)	973,000
Income tax provision	(2,000)	(7,000)	(8,000)	(15,000)
Net income (loss)	(327,000)	406,000	(613,000)	958,000
Other comprehensive income (loss):
Foreign currency translation adjustment	(24,000)	(36,000)	(10,000)	(28,000)
Comprehensive income (loss)	$ (351,000)	$ 370,000	$ (623,000)	$ 930,000
Net income (loss) per share: Basic (in Dollars per share)	$ (0.05)	$ 0.07	$ (0.1)	$ 0.16
Net income (loss) per share: Diluted (in Dollars per share)	$ (0.05)	$ 0.07	$ (0.1)	$ 0.16
Weighted average shares outstanding: Basic (in Shares)	6,021,180	6,021,180	6,021,180	6,021,180
Weighted average shares outstanding: Diluted (in Shares)	6,021,180	6,022,180	6,021,180	6,017,180
Cash dividends declared per common share (in Dollars per share)	$ 0.05	$ 0.05	$ 0.1	$ 0.1