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Consolidated Statements of Equity - USD ($)
$ in Thousands
Common Stock [Member]
Treasury Stock [Member]
Additional Paid-in Capital [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Noncontrolling Interest [Member]
Total
Balance (in shares) at Dec. 31, 2016 20,681,000 38,000          
Balance at Dec. 31, 2016 $ 207 $ (51) $ 16,093 $ (2,407) $ 5,835 $ 5,405 $ 25,082
Share-based compensation     225       225
Exercise of stock options (in shares)   (25,000)          
Exercise of stock options   $ 32 (22)       10
Distributions to non-controlling investors           (2,198) (2,198)
Adoption of ASU 2016-09         65   65
Purchase of treasury shares (in shares) 111,000          
Purchase of treasury shares   $ (121)         (121)
Reissued treasury shares – RSUs (in shares) (20,000)          
Reissued treasury shares – RSUs   $ 25 (25)      
Other comprehensive income       717   598 1,315
Net income         (923) 2,100 1,177
Balance (in shares) at Dec. 31, 2017 20,681,000 104,000          
Balance at Dec. 31, 2017 $ 207 $ (115) 16,271 (1,690) 4,977 5,905 25,555
Share-based compensation     221       221
Exercise of stock options (in shares) 104,000 (75,000)          
Exercise of stock options $ 1 $ 97 (185) (87)
Distributions to non-controlling investors       (16) 6 (1,914) $ (1,924)
Purchase of treasury shares (in shares)             532,235
Reissued treasury shares – RSUs (in shares) (21,000)          
Reissued treasury shares – RSUs   $ 10 (3)       $ 7
Other comprehensive income       (1,932)   (1,352) (3,284)
Net income         (1,563) 3,689 1,625
Non-controlling interest related to Resource Plus acquisition           2,648 2,648
Balance (in shares) at Dec. 31, 2018 20,785,000 8,000          
Balance at Dec. 31, 2018 $ 208 $ (8) $ 16,304 $ (3,638) $ 3,420 $ 8,476 $ 24,762