Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Comprehensive Income (Parenthetical)

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Consolidated Statements of Comprehensive Income (Parenthetical) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Consolidated Statements of Comprehensive Income    
Pension and postretirement, tax $ 1.0 $ 0.7
Change in net unrealized gain (loss) on derivative instruments, tax 0.2 0
Change in net unrealized gain (loss) on available-for-sale securities, tax $ 0 $ 0.1