Retirement Benefit Plans (Details 5) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Amounts recognized in accumulated other comprehensive loss:
Net actuarial loss	$ 616.7		$ 616.7
Net prior service cost	13.2		13.2
Accumulated other comprehensive loss	629.9		629.9		1,008.1
Net actuarial (gain) loss			33.6
Recognized net actuarial loss			(48.7)
Recognized prior service credit			(2.7)
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements and Curtailments	0	(1.5)	(0.7)	(6.7)
Foreign currency impact			(3.0)
Spinoff Change in Plan Assets AOCI			(356.7)
Pension Plan, Defined Benefit [Member]
Amounts recognized in accumulated other comprehensive loss:
Net actuarial loss	509.8		509.8
Net prior service cost	12.7		12.7
Accumulated other comprehensive loss	522.5		522.5		865.4
Net actuarial (gain) loss			46.6
Recognized net actuarial loss			(44.3)
Recognized prior service credit			(2.7)
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements and Curtailments	0	0	0	0
Foreign currency impact			0
Spinoff Change in Plan Assets AOCI			(342.5)
Foreign Pension Plan, Defined Benefit [Member]
Amounts recognized in accumulated other comprehensive loss:
Net actuarial loss	106.9		106.9
Net prior service cost	0.5		0.5
Accumulated other comprehensive loss	107.4		107.4		142.7
Net actuarial (gain) loss			(13.0)
Recognized net actuarial loss			(4.4)
Recognized prior service credit			0
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements and Curtailments	0	(1.5)	(0.7)	(6.7)
Foreign currency impact			(3.0)
Spinoff Change in Plan Assets AOCI			$ (14.2)