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Consolidated Statements of Changes in Stockholders' Equity - USD ($)
$ in Thousands
Total
Preferred Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Legal Surplus [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Beginning Balance at Dec. 31, 2015 $ 897,077 $ 176,000 $ 52,626 $ 540,512 $ 70,435 $ 148,886 $ (105,379) $ 13,997
Stock-based compensation expense 1,014     1,014        
Stock-based compensation excess tax benefit recognized in income 0     0        
Lapsed restricted stock units       (834)     505  
Transfer from retained earnings/transfer to legal surplus         4,353 (4,353)    
Net income 43,630         43,630    
Cash dividends declared on common stock (7,909)         (7,909)    
Cash dividends declared on preferred stock (10,396)         (10,396)    
Other comprehensive (loss) income, net of tax 1,847             1,847
Ending Balance at Sep. 30, 2016 924,934 176,000 52,626 540,692 74,788 169,858 (104,874) 15,844
Beginning Balance at Dec. 31, 2016 920,411 176,000 52,626 540,948 76,293 177,808 (104,860) 1,596
Stock-based compensation expense 811     811        
Stock-based compensation excess tax benefit recognized in income (99)     (99)        
Lapsed restricted stock units       (358)     358  
Transfer from retained earnings/transfer to legal surplus         3,502 (3,502)    
Net income 35,573         35,573    
Cash dividends declared on common stock (7,916)         (7,916)    
Cash dividends declared on preferred stock (10,396)         (10,396)    
Other comprehensive (loss) income, net of tax (754)             (754)
Ending Balance at Sep. 30, 2017 $ 937,630 $ 176,000 $ 52,626 $ 541,302 $ 79,795 $ 191,567 $ (104,502) $ 842