Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)

v3.23.2
Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)
shares in Thousands, $ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Allowance for doubtful accounts $ 4 $ 40
Preferred Stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred Stock, shares authorized (in shares) 10,000 10,000
Preferred Stock, shares issued (in shares) 0 0
Preferred Stock, shares outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, authorized (in shares) 141,429 141,429
Common stock, issued (in shares) 13,807 13,203
Common stock, outstanding (in shares) 13,807 13,203