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Condensed Consolidated Statements of Shareholders' Equity - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-In Capital
Retained Earnings (Deficit)
Accumulated Other Comprehensive Loss
Treasury Stock
Beginning balance (in shares) at Dec. 31, 2021   41,397,000        
Beginning balance at Dec. 31, 2021 $ 300,728 $ 414 $ 322,874 $ 1,975 $ (9,887)  
Beginning balance, treasury stock (in shares) at Dec. 31, 2021           (1,487,000)
Beginning balance, treasury stock at Dec. 31, 2021           $ (14,648)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net loss (3,389)     (3,389)    
Other comprehensive loss (3,775)       (3,775)  
Equity compensation (in shares)   205,000        
Equity compensation 3,340 $ 2 3,338      
Exercise of options (in shares)   140,000        
Exercise of options 1,680 $ 2 1,678      
Employee stock purchase plan (in shares)   37,000        
Employee stock purchase plan 638 $ 0 638      
Redemption and repurchase of stock to cover tax withholdings (in shares)   (91,000)        
Redemption and repurchase of stock to cover tax withholdings (1,730) $ (1) (1,729)      
Ending balance (in shares) at Mar. 31, 2022   41,688,000        
Ending balance at Mar. 31, 2022 $ 297,492 $ 417 326,799 (1,414) (13,662)  
Ending balance, treasury stock (in shares) at Mar. 31, 2022           (1,487,000)
Ending balance, treasury stock at Mar. 31, 2022           $ (14,648)
Beginning balance (in shares) at Dec. 31, 2022 41,830,000 41,830,000        
Beginning balance at Dec. 31, 2022 $ 284,329 $ 418 337,385 (17,217) (21,609)  
Beginning balance, treasury stock (in shares) at Dec. 31, 2022 (1,487,000)         (1,487,000)
Beginning balance, treasury stock at Dec. 31, 2022 $ (14,648)         $ (14,648)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net loss (13,532)     (13,532)    
Other comprehensive loss 3,616       3,616  
Equity compensation (in shares)   326,000        
Equity compensation 3,513 $ 3 3,510      
Exercise of options (in shares)   196,000        
Exercise of options 2,006 $ 2 2,004      
Employee stock purchase plan (in shares)   56,000        
Employee stock purchase plan 575 $ 1 574      
Redemption and repurchase of stock to cover tax withholdings (in shares)   (42,000)        
Redemption and repurchase of stock to cover tax withholdings $ (590) $ 0 (590)      
Ending balance (in shares) at Mar. 31, 2023 42,366,000 42,366,000        
Ending balance at Mar. 31, 2023 $ 279,917 $ 424 $ 342,883 $ (30,749) $ (17,993)  
Ending balance, treasury stock (in shares) at Mar. 31, 2023 (1,487,000)         (1,487,000)
Ending balance, treasury stock at Mar. 31, 2023 $ (14,648)         $ (14,648)