Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Changes in Stockholders' Equity (Unaudited)

v3.8.0.1
Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Total
Common Stock - Number of Shares, Shares Issued [Member]
Common Stock - Number of Shares, Treasury Shares [Member]
Stockholders' Equity Additional Paid-in Capital [Member]
Stockholders' Equity Accumulated Other Comprehensive Income (Loss) [Member]
Stockholders' Equity Retained Earnings [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Correction of accounting for the 2011 1-for-8 stock split   $ (224)   $ 224    
Balance at beginning of period at Dec. 31, 2015 $ 493,918 $ 257 $ (70,207) 557,761 $ (315) $ 6,422
Beginning balance, shares issued (shares) at Dec. 31, 2015   32,566,522        
Beginning balance, treasury stock (shares) at Dec. 31, 2015     (592,163)      
Beginning balance, shares outstanding (shares) at Dec. 31, 2015 31,974,359          
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Stock options exercised $ 592     592    
Stock options exercised (shares) 42,584 42,584        
Restricted stock awards, net of forfeitures $ 0     0    
Restricted stock awards, net of forfeitures (shares) 256,287 256,287        
Share-based compensation expense $ 2,329     2,329    
Restricted stock surrendered due to employee tax liability $ (502)   $ (502)      
Restricted stock surrendered due to employee tax liability (shares) (20,456)   (20,456)      
Cash dividends declared $ (15,082)         (15,082)
Net income 42,073         42,073
Change in unrealized gain (loss) on securities available for sale, net of income taxes 7,870       7,870  
Balance at end of period at Sep. 30, 2016 $ 531,198 $ 33 $ (70,709) 560,906 7,555 33,413
Ending balance, shares issued (shares) at Sep. 30, 2016   32,865,393        
Ending balance, treasury stock (shares) at Sep. 30, 2016     (612,619)      
Ending balance, shares outstanding (shares) at Sep. 30, 2016 32,252,774          
Balance at beginning of period at Jun. 30, 2016         9,121  
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Stock options exercised (shares) 2,375          
Change in unrealized gain (loss) on securities available for sale, net of income taxes $ (1,566)          
Balance at end of period at Sep. 30, 2016 $ 531,198 $ 33 $ (70,709) 560,906 7,555 33,413
Ending balance, shares issued (shares) at Sep. 30, 2016   32,865,393        
Ending balance, treasury stock (shares) at Sep. 30, 2016     (612,619)      
Ending balance, shares outstanding (shares) at Sep. 30, 2016 32,252,774          
Balance at beginning of period at Dec. 31, 2016 $ 531,025 $ 33 $ (70,786) 562,446 (2,394) 41,726
Beginning balance, shares issued (shares) at Dec. 31, 2016   32,946,197        
Beginning balance, treasury stock (shares) at Dec. 31, 2016 (615,450)   (615,450)      
Beginning balance, shares outstanding (shares) at Dec. 31, 2016 32,330,747          
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Stock options exercised $ 270     270    
Stock options exercised (shares) 22,125 22,125        
Restricted stock awards, net of forfeitures $ 0     0    
Restricted stock awards, net of forfeitures (shares) 90,844 90,844        
Share-based compensation expense $ 2,071     2,071    
Restricted stock surrendered due to employee tax liability $ (935)   $ (935)      
Restricted stock surrendered due to employee tax liability (shares) (30,634)   (30,634)      
Cash dividends declared $ (19,030)         (19,030)
Net income 43,162         43,162
Change in unrealized gain (loss) on securities available for sale, net of income taxes 2,684       2,684  
Balance at end of period at Sep. 30, 2017 $ 559,247 $ 33 $ (71,721) 564,787 290 65,858
Ending balance, shares issued (shares) at Sep. 30, 2017   33,059,166        
Ending balance, treasury stock (shares) at Sep. 30, 2017 (646,084)   (646,084)      
Ending balance, shares outstanding (shares) at Sep. 30, 2017 32,413,082          
Balance at beginning of period at Jun. 30, 2017         137  
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Stock options exercised (shares) 10,625          
Change in unrealized gain (loss) on securities available for sale, net of income taxes $ 153          
Balance at end of period at Sep. 30, 2017 $ 559,247 $ 33 $ (71,721) $ 564,787 $ 290 $ 65,858
Ending balance, shares issued (shares) at Sep. 30, 2017   33,059,166        
Ending balance, treasury stock (shares) at Sep. 30, 2017 (646,084)   (646,084)      
Ending balance, shares outstanding (shares) at Sep. 30, 2017 32,413,082