Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Allowance for doubtful accounts	$ 423	$ 474
Preferred stock par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	20,000,000	20,000,000
Common stock, shares issued (in shares)	12,457,658	12,241,925
Common Stock, Shares, Outstanding (in shares)	12,378,276	12,166,167
Treasury stock, shares (in shares)	79,382	75,758