Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Allowance for doubtful accounts on trade accounts receivable	$ 238	$ 238
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	1,656	1,496
Intangible assets, accumulated amortization	$ 8,546	$ 8,535
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	1,000,000	1,000,000
Preferred stock, shares issued (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	60,000,000	60,000,000
Common stock, shares issued (in shares)	27,365,682	26,540,030
Common stock, shares outstanding (in shares)	27,179,851	26,354,199
Treasury Stock, Common, Shares (in shares)	185,831	185,831