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Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Common Stock [Member]
Additional paid-in capital [Member]
Accumulated other comprehensive income (loss) [Member]
Accumulated deficit/Retained earnings [Member]
Cash Dividend Declared [Member]
Total
Balance at Dec. 31, 2017 $ 9 $ 23,801 $ (5,798) $ (463) $ 17,549
Balance (in shares) at Dec. 31, 2017 8,726,045         8,726,045
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net loss       (5,664) $ (5,664)
Stock-based compensation   165       165
Foreign currency translation adjustment     (161)     (161)
Pension adjustment, net of taxes     62     62
Balance at Dec. 31, 2018 $ 9 23,966 (5,897) (6,127) $ 11,951
Balance (in shares) at Dec. 31, 2018 8,726,045         8,726,045
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net loss       (1,439) $ (1,439)
Stock-based compensation   12       12
Foreign currency translation adjustment     4,766     4,766
Pension adjustment, net of taxes     1,145     1,145
Balance at Dec. 31, 2019 $ 9 $ 23,978 $ 14 $ (7,566) $ 16,435
Balance (in shares) at Dec. 31, 2019 8,726,045         8,726,045