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Note 3 - Restructuring (Details) - Global Restructuring Costs (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Mar. 31, 2013
Jun. 30, 2013
Global Restructuring Costs [Abstract]      
Balance $ 1.3 $ 2.4 $ 2.4
Amounts charged to operations 0.8   0.8
Reductions for cash payments (0.7) (1.1)  
Balance $ 1.4 $ 1.3 $ 1.4