XML 13 R3.htm IDEA: XBRL DOCUMENT v3.22.1
Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)
shares in Thousands, $ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Allowance for doubtful accounts receivable $ 880 $ 793
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 20,000 20,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par or stated value per share (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 1,000,000 1,000,000
Common stock, shares issued (in shares) 38,875 39,112
Common stock, shares outstanding (in shares) 38,875 39,112