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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Cumulative Effect, Period of Adoption, Adjustment
Common Stock
Additional Paid-In Capital and Accumulated Other Comprehensive Loss
Retained Earnings
Retained Earnings
Cumulative Effect, Period of Adoption, Adjustment
Beginning balance (in shares) at Dec. 31, 2019     19,071,614      
Beginning balance at Dec. 31, 2019 $ 250,094 $ (365) $ 2 $ 85,273 $ 164,819 $ (365)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income (loss) (44,225)       (44,225)  
Issuance of common stock under the Employee Stock Purchase Plan (in shares)     35,661      
Issuance of common stock under the Employee Stock Purchase Plan 300     300    
Issuance of common stock for vested restricted stock units under the 2012 equity plan (in shares)     282,871      
Purchase of common stock for tax withholding (in shares)     (79,981)      
Purchase of common stock for tax withholding (902)     (902)    
Amortization of stock-based compensation 5,508     5,508    
Cash dividends declared (9,946)       (9,946)  
Issuance of restricted stock under the equity plans (in shares)     74,027      
Cumulative translation adjustment 149     149    
Ending balance (in shares) at Dec. 31, 2020     19,384,192      
Ending balance at Dec. 31, 2020 200,613   $ 2 90,328 110,283  
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income (loss) (22,180)       (22,180)  
Issuance of common stock under the Employee Stock Purchase Plan (in shares)     16,015      
Issuance of common stock under the Employee Stock Purchase Plan 132     132    
Issuance of common stock for vested restricted stock units under the 2012 equity plan (in shares)     430,476      
Purchase of common stock for tax withholding (in shares)     (172,594)      
Purchase of common stock for tax withholding (1,860)     (1,860)    
Amortization of stock-based compensation 7,239     7,239    
Cash dividends declared (10,117)       (10,117)  
Issuance of common stock in lieu of cash compensation (in share)     169,944      
Cumulative translation adjustment (136)     (136)    
Ending balance (in shares) at Dec. 31, 2021     19,828,033      
Ending balance at Dec. 31, 2021 173,691   $ 2 95,703 77,986  
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income (loss) 21,856       21,856  
Issuance of common stock under the Employee Stock Purchase Plan (in shares)     381,571      
Purchase of common stock for tax withholding (in shares)     (133,026)      
Purchase of common stock for tax withholding (1,210)     (1,210)    
Amortization of stock-based compensation 3,827     3,827    
Cash dividends declared (25,765)       (25,765)  
Cumulative translation adjustment (321)     (321)    
Ending balance (in shares) at Dec. 31, 2022     20,076,578      
Ending balance at Dec. 31, 2022 $ 172,078   $ 2 $ 97,999 $ 74,077