Business Restructuring and Cost Reduction Plans (Carrying Amount of Accrual) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended	12 Months Ended		9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2013 Plan 2013 [Member]	Jun. 30, 2014 Plan 2013 [Member]	Sep. 30, 2013 Plan 2013 [Member]	Sep. 30, 2012 Plan 2012 [Member]	Jun. 30, 2014 Severance And Other Benefits [Member] Plan 2013 [Member]	Sep. 30, 2013 Severance And Other Benefits [Member] Plan 2013 [Member]	Jun. 30, 2014 Asset Actions [Member] Plan 2013 [Member]	Sep. 30, 2013 Asset Actions [Member] Plan 2013 [Member]	Jun. 30, 2014 Contract Actions [Member] Plan 2013 [Member]	Sep. 30, 2013 Contract Actions [Member] Plan 2013 [Member]
Restructuring Cost and Reserve [Line Items]
Charge	$ 231.6		$ 231.6	$ 327.4		$ 71.9		$ 100.4		$ 59.3
Amount reflected in pension liability			(6.9)			(6.9)		0		0
Noncash expenses			(100.4)			0		(100.4)		0
Cash expenditures		(32.1)	(61.5)		(31.3)	(3.0)	0	0	(0.8)	(58.5)
Currency translation adjustment		0.1	0.4		0.1	0.4	0	0	0	0
Accrued Balance	$ 63.2	$ 31.2	$ 63.2		$ 31.2	$ 62.4	$ 0	$ 0	$ 0	$ 0.8