XML 22 R3.htm IDEA: XBRL DOCUMENT v2.4.0.6
CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
Dec. 31, 2011
Dec. 31, 2010
Preferred stock, par value $ 0.10 $ 0.10
Preferred stock, shares authorized 1,000,000 1,000,000
Preferred stock, issued      
Common stock, par value $ 0.10 $ 0.10
Common stock, shares authorized 74,000,000 74,000,000
Common stock, issued 37,375,469 37,075,096
Common stock, outstanding 37,375,469 37,075,096