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Condensed Consolidated Statements of Shareholders' Equity (unaudited) (USD $)
In Thousands, except Share data, unless otherwise specified
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Other Comprehensive Income [Member]
Treasury Stock [Member]
Retained Earnings [Member]
Total
Balance at Dec. 31, 2011 $ 114 $ 78,036 $ 4,705 $ (37,239) $ 91,861 $ 137,477
Balance (in shares) at Dec. 31, 2011 8,696,000         8,695,607
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income         2,490 2,490
Other comprehensive income, net of tax of $79     (129)     (129)
Exercise of stock options-shares issued including tax benefits   55       55
Exercise of stock options-shares issued including tax benefits (in shares) 6,000         6,000
Dividends on common stock, $1 per share         (8,702) (8,702)
Share-based compensation   303       303
Balance at Sep. 30, 2012 $ 114 $ 78,394 $ 4,576 $ (37,239) $ 85,649 $ 131,494
Balance (in shares) at Sep. 30, 2012 8,702,000         8,701,607