Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY

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CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
shares in Thousands, $ in Thousands
Common Stock
Preferred Stock
Treasury Stock
Additional Paid-in Capital
Retained Earnings
Accumulated Other Comprehensive (Income) Loss Net of Income Taxes
Total
Balance at Dec. 31, 2019 $ 140     $ 283,457 $ 34,488 $ (67) $ 318,018
Balance (in shares) at Dec. 31, 2019 139,721            
Foreign currency translation adjustment           (153) (153)
Stock-based compensation expense       802     802
Common stock issued upon exercise of stock options       70     70
Common stock issued upon exercise of stock options (in shares) 32            
Net income         2,440   2,440
Balance at Mar. 31, 2020 $ 140     284,329 36,928 (220) 321,177
Balance (in shares) at Mar. 31, 2020 139,753            
Balance at Dec. 31, 2020 $ 140 $ 610 $ (260,686) 620,679 54,941 1,011 416,695
Balance (in shares) at Dec. 31, 2020 140,222 61,006 15,146        
Foreign currency translation adjustment           (799) (799)
Stock-based compensation expense       2,538     2,538
Common stock issued upon exercise of stock options       538     $ 538
Common stock issued upon exercise of stock options (in shares) 180           180
Net income         5,644   $ 5,644
Balance at Mar. 31, 2021 $ 140 $ 610 $ (260,686) $ 623,755 $ 60,585 $ 212 $ 424,616
Balance (in shares) at Mar. 31, 2021 140,402 61,006 15,146