CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Dec. 31, 2011	Dec. 31, 2010
Preferred stock, par value
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares outstanding
Common stock, par value	$ 0.20	$ 0.20
Common stock, shares authorized	30,000,000	30,000,000
Common stock, shares issued	11,441,666	11,441,666
Common stock in treasury, shares	352,467	352,467