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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
shares in Thousands, $ in Thousands
Mar. 31, 2022
Dec. 31, 2021
CONDENSED CONSOLIDATED BALANCE SHEETS    
Accounts receivables and contract assets, allowances $ 354 $ 40
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized 10,000 10,000
Preferred stock, shares issued 0 0
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized 100,000 100,000
Common stock, shares issued 49,362 49,362
Common stock, shares outstanding 48,230 48,856
Treasury stock, shares 1,132 506