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Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Common Stock Outstanding [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Treasury Stock [Member]
Total
Balance (in shares) at Dec. 31, 2017 21,422,077          
Balance at Dec. 31, 2017 $ 214 $ 153,858 $ (111,591) $ (25,551) $ 0  
Net loss 0 0 (3,505) 0 0 $ (3,505)
Adoption of new accounting standard at Dec. 31, 2017 0 0 170 0 0  
Employee benefit related, net of tax expense of $136 and $230 in 2019 and 2018, respectively 0 0 0 761 0 761
Foreign currency translation adjustment, net of tax $ 0 0 0 (52) 0  
Noncash compensation (in shares) 42,000          
Noncash compensation $ 0 637 0 0 0  
Retire treasury stock (in shares) (65,895)          
Retire treasury stock $ 0 (107) 0 0 0  
Balance (in shares) at Dec. 31, 2018 21,398,182          
Balance at Dec. 31, 2018 $ 214 154,388 (114,926) (24,842) 0 14,834
Net loss 0 0 (3,949) 0 0 (3,949)
Adoption of new accounting standard at Dec. 31, 2018 0 0 1,442 0 0  
Employee benefit related, net of tax expense of $136 and $230 in 2019 and 2018, respectively 0 0 0 447 0 447
Foreign currency translation adjustment, net of tax $ 0 0 0 344 0  
Noncash compensation (in shares) 60,000          
Noncash compensation $ 0 469 0 0 0  
Retire treasury stock (in shares) (149,756)          
Retire treasury stock $ (1) (155) 0 0 0  
Treasury stock (in shares) (10,000)          
Treasury stock $ 0 0 0 0 0  
Balance (in shares) at Dec. 31, 2019 21,298,426          
Balance at Dec. 31, 2019 $ 213 $ 154,702 $ (117,433) $ (24,051) $ 0 $ 13,431