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Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Accounts receivable, allowance for doubtful accounts $ 416 $ 487
Preferred stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Preferred stock, shares authorized (in shares) 10,000,000 10,000,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 0.0005 $ 0.0005
Common stock, shares authorized (in shares) 200,000,000 200,000,000
Common stock, shares issued (in shares) 30,287,597 20,791,431
Common stock, shares outstanding (in shares) 29,519,002 20,022,836
Treasury stock, shares (in shares) 768,595 768,595