XML 37 R53.htm IDEA: XBRL DOCUMENT v2.4.0.6
Earnings Per Share (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net income per consolidated statements of income $ 4,336 $ 3,891 $ 8,683 $ 7,168
Net earnings allocated to participating securities (17) (12) (33) (23)
Net earnings allocated to common stock 4,319 3,879 8,650 7,145
Basic earnings per common share computation:        
Net earnings allocated to common stock, Basic earnings per common share computation 4,319 3,879 8,650 7,145
Weighted average common shares outstanding, including shares considered participating securities 12,440 12,291 12,421 12,277
Less: Average participating securities (46) (36) (43) (37)
Weighted average shares 12,394 12,255 12,378 12,240
Basic earnings per common share $ 0.35 $ 0.32 $ 0.70 $ 0.58
Diluted earnings per common share computation:        
Net earnings allocated to common stock, Diluted earnings per common share computation 4,319 3,879 8,650 7,145
Add: Dilutive effects of assumed exercises of stock options 3 6 3 7
Weighted average shares and dilutive potential common shares 12,397 12,261 12,381 12,247
Diluted earnings per common share $ 0.35 $ 0.32 $ 0.70 $ 0.58
Distributed Earnings Allocated to Common Stock [Member]
        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net earnings allocated to common stock 2,044 2,021 4,084 4,038
Basic earnings per common share computation:        
Net earnings allocated to common stock, Basic earnings per common share computation 2,044 2,021 4,084 4,038
Undistributed earnings allocated to common stock [Member]
        
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]        
Net earnings allocated to common stock 2,275 1,858 4,565 3,107
Basic earnings per common share computation:        
Net earnings allocated to common stock, Basic earnings per common share computation $ 2,275 $ 1,858 $ 4,565 $ 3,107