Note 19 - Share Repurchase Program (Detail) (USD $)
In Millions, except Share data, unless otherwise specified
1 Months Ended 2 Months Ended 3 Months Ended
Jun. 30, 2011
Aug. 31, 2011
Nov. 30, 2011
Nov. 30, 2010
Stock Repurchase Program, Authorized Amount (in Dollars) $ 500.0   $ 328.2  
Stock Repurchased During Period, Shares (in Shares)   945,100 0 0
Treasury Stock Acquired, Average Cost Per Share (in Dollars per share)   $ 23.01    
Stock Repurchased During Period, Value   $ 21.8