Quarterly report pursuant to Section 13 or 15(d)

EARNINGS PER COMMON SHARE (Summary of Earning Per Common Share) (Detail)

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EARNINGS PER COMMON SHARE (Summary of Earning Per Common Share) (Detail) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Earnings Per Share, Basic        
Weighted average common shares outstanding 24,761,632 21,057,207 23,539,218 20,306,034
Net income available to common stockholders $ 13,902 $ 10,712 $ 37,029 $ 29,449
Basic earnings per common share $ 0.56 $ 0.51 $ 1.57 $ 1.45
Weighted average common shares outstanding 24,761,632 21,057,207 23,539,218 20,306,034
Dilutive effects of assumed conversions and exercise of stock options and warrants 1,191,251 908,526 1,059,032 1,313,520
Weighted average common and dilutive potential common shares outstanding 25,952,883 21,965,733 24,598,250 21,619,554
Net income available to common stockholders 13,902 10,712 37,029 29,449
Effect of interest expense on convertible debt, net of tax and discretionary expenditures related to conversion 0 0 0 115
Net income available to common stockholders, adjusted for effect of debt conversion $ 13,902 $ 10,712 $ 37,029 $ 29,564
Diluted earnings per common share $ 0.54 $ 0.49 $ 1.51 $ 1.37