Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Allowance for credit loss	$ 1,014	$ 1,020
Provision for obsolescence	1,100	1,207
Accumulated depreciation	$ 4,344	$ 4,293
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, authorized (in shares)	10,000,000	10,000,000
Preferred stock, issued (in shares)	0	0
Preferred stock, outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, authorized (in shares)	75,000,000	75,000,000
Common stock, issued (in shares)	41,868,436	41,785,946
Common stock, outstanding (in shares)	41,868,436	41,785,946