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Accumulated Other Comprehensive Loss (Schedule Of Accumulated OCI Net) (Detail) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Net unrealized gains on investment securities $ 17.5  
Currency translation adjustments (0.1) (0.1)
Unamortized net actuarial loss on pension plans (61.8) (37.0)
Unamortized prior service cost on pension plans (0.2) (0.3)
Accumulated other comprehensive loss $ (44.6) $ (37.4)