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Consolidated Balance Sheet (Parenthetical) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Consolidated Balance Sheet [Abstract]    
Common stock, par value      
Common stock, shares authorized 6,500,000 6,500,000
Common stock, shares issued 5,200,000 5,200,000
Common stock, shares outstanding 5,200,000 5,200,000
Treasury stock, shares 483,663 477,106
Unearned stock awards, shares 29,715 28,925