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Consolidated Statements of Changes in Stockholders' Equity - USD ($)
shares in Thousands, $ in Thousands
Total
Common Stock [Member]
Additional Paid in Capital [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income [Member]
Non-controlling Interest [Member]
Beginning Balance at Dec. 31, 2013 $ 152,760 $ 176 $ 63,126 $ 65,929 $ 23,529  
Beginning Balance, Shares at Dec. 31, 2013   17,630        
Net income (Loss) 8,217     8,217    
Dividends declared/paid (5,131)     (5,131)    
Stock option expense 1,274   1,274      
Shares issued for option exercises 1,671 $ 2 1,669      
Shares issued for option exercises, shares   152        
Shares issued for acquisition 31,717 $ 11 31,706      
Shares issued for acquisition, shares   1,087        
Restricted and performance based stock compensation expense 1,321 $ 1 1,320      
Restricted and performance based stock compensation expense,shares   114        
Non-controlling interest 32         $ 32
Foreign currency translation gain (loss) (17,731)       (17,731)  
Change in fair value of interest rate hedge (431)       (431)  
Ending Balance at Dec. 31, 2014 173,699 $ 190 99,095 69,015 5,367 32
Ending Balance, Shares at Dec. 31, 2014   18,983        
Net income (Loss) (7,431)     (7,431)    
Dividends declared/paid (6,433)     (6,433)    
Stock option expense 915   915      
Shares issued for option exercises 2,041 $ 2 2,039      
Shares issued for option exercises, shares   179        
Shares issued in public offering 173,052 $ 76 172,976      
Shares issued in public offering, shares   7,590        
Restricted and performance based stock compensation expense 2,789 $ 1 2,788      
Restricted and performance based stock compensation expense,shares   115        
Restricted shares forgiven for taxes and forfeited (231)   (231)      
Restricted shares forgiven for taxes and forfeited, shares   (18)        
Foreign currency translation gain (loss) (21,936)       (21,936)  
Change in fair value of interest rate hedge (2,584)       (2,584)  
Ending Balance at Dec. 31, 2015 313,881 $ 269 277,582 55,151 (19,153) 32
Ending Balance, Shares at Dec. 31, 2015   26,849        
Net income (Loss) 7,942     7,942    
Dividends declared/paid (7,584)     (7,584)    
Stock option expense 687   687      
Shares issued for option exercises $ 2,832 $ 3 2,829      
Shares issued for option exercises, shares 270 270        
Restricted and performance based stock compensation expense $ 3,583   3,583      
Restricted and performance based stock compensation expense,shares   142        
Restricted shares forgiven for taxes and forfeited (173)   (173)      
Restricted shares forgiven for taxes and forfeited, shares   (12)        
Foreign currency translation gain (loss) (8,984)       (8,984)  
Change in fair value of interest rate hedge 3,015       3,015  
Ending Balance at Dec. 31, 2016 $ 315,199 $ 272 $ 284,508 $ 55,509 $ (25,122) $ 32
Ending Balance, Shares at Dec. 31, 2016   27,249