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Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid-in Capital [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Noncontrolling Interest [Member]
Total
Balance (in shares) at Dec. 31, 2017 19,670,928            
Balance at Dec. 31, 2017 $ 1,966 $ 180,211 $ (1,611) $ (82,894) $ (18,469) $ (154) $ 79,049
Cumulative effect adjustment (1) at Dec. 31, 2017 [1] (71) (71)
Net income       3,777   30 3,807
Stock option exercises (in shares) 290,476            
Stock option exercises $ 30 1,296 1,326
Stock-based compensation -stock options   309         309
Stock-based compensation -restricted stock 35 35
Foreign currency translation adjustments     (425)       (425)
Cash settlement of outstanding options (33) (33)
Balance (in shares) at Jul. 01, 2018 19,961,404            
Balance at Jul. 01, 2018 [1] $ 1,996 181,818 (2,036) (79,188) (18,469) (124) 83,997
Balance (in shares) at Mar. 31, 2018 19,891,937            
Balance at Mar. 31, 2018 [1] $ 1,989 181,312 (859) (80,814) (18,469) (137) 83,022
Net income 1,626 13 1,639
Stock option exercises (in shares) 69,467            
Stock option exercises $ 7 301 308
Stock-based compensation -stock options 186 186
Stock-based compensation -restricted stock 19 19
Foreign currency translation adjustments (1,177) (1,177)
Balance (in shares) at Jul. 01, 2018 19,961,404            
Balance at Jul. 01, 2018 [1] $ 1,996 181,818 (2,036) (79,188) (18,469) (124) $ 83,997
Balance (in shares) at Dec. 31, 2018 20,053,335           15,920,585 [2]
Balance at Dec. 31, 2018 [1] $ 2,005 182,630 (2,786) (58,035) (19,266) (85) $ 104,463 [3]
Net income       2,681   51 $ 2,732
Stock option exercises (in shares) 104,587           104,587
Stock option exercises $ 11 467 $ 478
Stock-based compensation -stock options   316         316
Stock-based compensation -restricted stock 44 44
Foreign currency translation adjustments     (17)       (17)
Share repurchases (1,957) (1,957)
Stock-based compensation -restricted stock (in shares) 5,834            
Tax withholdings on restricted stock (8) $ (8)
Balance (in shares) at Jun. 30, 2019 20,163,756           15,762,574
Balance at Jun. 30, 2019 $ 2,016 183,457 (2,803) (55,354) (21,231) (34) $ 106,051
Balance (in shares) at Mar. 31, 2019 20,134,596            
Balance at Mar. 31, 2019 $ 2,013 183,163 (2,351) (57,610) (21,231) (61) 103,923
Net income 2,256 27 2,283
Stock option exercises (in shares) 29,160            
Stock option exercises $ 3 119 122
Stock-based compensation -stock options 142 142
Stock-based compensation -restricted stock 33 33
Foreign currency translation adjustments (452) $ (452)
Balance (in shares) at Jun. 30, 2019 20,163,756           15,762,574
Balance at Jun. 30, 2019 $ 2,016 $ 183,457 $ (2,803) $ (55,354) $ (21,231) $ (34) $ 106,051
[1] Effective January 1, 2019, the Company adopted Accounting Standards Codification Topic 842 (ASC 842), Leases. Prior period balances have been adjusted for the effects of the new standard. See Note 1 for further information.
[2] Effective January 1, 2019, the Company adopted Accounting Standards Codification Topic 842 (ASC 842), Leases. Prior period balances have been adjusted for the effects of the new standard. See Note 1 for further information.
[3] Effective January 1, 2019, the Company adopted Accounting Standards Codification Topic 842 (ASC 842), Leases. Prior period balances have been adjusted for the effects of the new standard. See Note 1 for further information.