Retirement Benefit Plans (Details 4) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Amounts recognized on the Consolidated Balance Sheets:
Non-current pension assets	$ 259.7	$ 223.5
Current liabilities	(5.6)
Non-current liabilities	(133.6)
Total	120.5
Pension Plan, Defined Benefit [Member]
Amounts recognized on the Consolidated Balance Sheets:
Non-current pension assets	255.1
Current liabilities	(4.1)
Non-current liabilities	(89.9)
Total	161.1
Foreign Pension Plan, Defined Benefit [Member]
Amounts recognized on the Consolidated Balance Sheets:
Non-current pension assets	4.6
Current liabilities	(1.5)
Non-current liabilities	(43.7)
Total	$ (40.6)