XML 67 R59.htm IDEA: XBRL DOCUMENT v2.4.0.6
Dispositions (Details) (USD $)
In Millions, unless otherwise specified
1 Months Ended 12 Months Ended
May 31, 2011
Dec. 31, 2011
Dispositions [Abstract]    
Gain (Loss) on Divestiture of Businesses $ (3.0)  
Proceeds from sale of businesses, net of cash divested $ 14.0 $ 13.8