Financial Instruments (Details) In Millions, unless otherwise specified	Dec. 31, 2013 Net investment hedge contracts [Member] Apr - 16 USD ($)	Dec. 31, 2013 Net investment hedge contracts [Member] Apr - 16 EUR (€)	Dec. 31, 2013 Net investment hedge contracts [Member] Dec - 16 USD ($)	Dec. 31, 2013 Net investment hedge contracts [Member] Dec - 16 JPY (¥)	Dec. 31, 2013 Brazilian real Foreign currency contracts [Member] Dec - 14 EUR (€)	Dec. 31, 2013 Chinese yuan Foreign currency contracts [Member] Feb - 14 JPY (¥)	Dec. 31, 2014 Chinese yuan Foreign currency contracts [Member] Dec - 16 USD ($)	Dec. 31, 2013 Chinese yuan Foreign currency contracts [Member] Dec - 16 USD ($)	Dec. 31, 2013 Euro Foreign currency contracts [Member] Dec - 14 HUF	Dec. 31, 2013 Euro Foreign currency contracts [Member] Dec - 14 PLN	Dec. 31, 2014 Euro Foreign currency contracts [Member] Feb - 16 JPY (¥)	Dec. 31, 2013 Euro Foreign currency contracts [Member] Feb - 16 JPY (¥)	Dec. 31, 2013 Euro Foreign currency contracts [Member] Jul -14 PLN	Dec. 31, 2014 Euro Foreign currency contracts [Member] Apr - 16 USD ($)	Dec. 31, 2013 Euro Foreign currency contracts [Member] Apr - 16 USD ($)	Dec. 31, 2014 Euro Foreign currency contracts [Member] Dec -15 GBP (£)	Dec. 31, 2013 Euro Foreign currency contracts [Member] Dec -15 GBP (£)	Dec. 31, 2013 Hungarian forint Foreign currency contracts [Member] Dec - 14 EUR (€)	Dec. 31, 2014 Japanese yen Foreign currency contracts [Member] Dec -15 USD ($)	Dec. 31, 2014 Japanese yen Foreign currency contracts [Member] Dec -15 CNY	Dec. 31, 2014 Japanese yen Foreign currency contracts [Member] Dec -15 KRW	Dec. 31, 2013 Japanese yen Foreign currency contracts [Member] Dec -15 USD ($)	Dec. 31, 2013 Japanese yen Foreign currency contracts [Member] Dec -15 CNY	Dec. 31, 2013 Japanese yen Foreign currency contracts [Member] Dec -15 KRW	Dec. 31, 2014 Korean won Foreign currency contracts [Member] Dec -15 USD ($)	Dec. 31, 2014 Korean won Foreign currency contracts [Member] Dec -15 EUR (€)	Dec. 31, 2014 Korean won Foreign currency contracts [Member] Dec -15 JPY (¥)	Dec. 31, 2013 Korean won Foreign currency contracts [Member] Dec -15 EUR (€)	Dec. 31, 2013 Korean won Foreign currency contracts [Member] Dec -15 JPY (¥)
Derivative [Line Items]
Notional in traded currency	$ 75.0	€ 58.5	$ 150.0	¥ 17,581.5	€ 19.3	¥ 215.0	$ 24.9	$ 12.3	6,430.5	96.0	¥ 4,371.8	¥ 5,830.7	663.1	$ 23.5	$ 29.4	£ 5.7	£ 3.0	€ 6.6	$ 3.8	88.6	6,712.5	$ 4.2	84.0	5,715.5	$ 22.7	€ 2.5	¥ 72.0	€ 23.6	¥ 380.5