Note 10. Derivative Financial Instruments (Details) - Transaction Exposure - Foreign exchange forward contracts [Member] € in Millions, ₨ in Millions, ¥ in Millions, £ in Millions, ZAR in Millions, MYR in Millions, CAD in Millions, AUD in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2015 AUD	Dec. 31, 2015 GBP (£)	Dec. 31, 2015 EUR (€)	Dec. 31, 2015 ZAR	Dec. 31, 2015 MYR	Dec. 31, 2015 CAD	Dec. 31, 2015 INR (₨)	Dec. 31, 2015 JPY (¥)	Dec. 31, 2014 AUD	Dec. 31, 2014 GBP (£)	Dec. 31, 2014 EUR (€)	Dec. 31, 2014 MYR	Dec. 31, 2014 CAD	Dec. 31, 2014 JPY (¥)
Derivative [Line Items]
Unrealized Gain (Loss) On Derivatives Not Designated As Hedges	$ (6.7)	$ 4.1
Maximum Remaining Maturity of Foreign Currency Derivatives	2 years
Euro Member Countries, Euro | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Currency Bought	Euro	Euro
Derivative, Currency Sold	Euro	Euro
Euro Member Countries, Euro | Purchase [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 45.9	$ 110.9			€ 42.0								€ 91.1
Euro Member Countries, Euro | Sell [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 164.0	$ 112.5			€ 150.1								€ 92.4
Australia, Dollars | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Currency Bought	Australian dollar	Australian dollar
Derivative, Currency Sold	Australian dollar	Australian dollar
Australia, Dollars | Purchase [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 29.9	$ 21.3	AUD 41.1								AUD 26.0
Australia, Dollars | Sell [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 64.8	$ 96.7	AUD 89.0								AUD 118.0
Malaysia, Ringgits | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Currency Bought	Malaysian ringgit	Malaysian ringgit
Derivative, Currency Sold	Malaysian ringgit	Malaysian ringgit
Malaysia, Ringgits | Purchase [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 14.3	$ 41.7					MYR 61.4							MYR 146.0
Malaysia, Ringgits | Sell [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 18.8	$ 26.7					MYR 80.7							MYR 93.6
Canada, Dollars | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Currency Bought		Canadian dollar
Derivative, Currency Sold	Canadian dollar	Canadian dollar
Canada, Dollars | Purchase [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount		$ 0.6													CAD 0.7
Canada, Dollars | Sell [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 3.2	$ 7.1						CAD 4.5							CAD 8.3
Japan, Yen | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Currency Bought		Japanese yen
Derivative, Currency Sold	Japanese yen	Japanese yen
Japan, Yen | Purchase [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount		$ 2.1														¥ 244.6
Japan, Yen | Sell [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 70.1	$ 19.5								¥ 8,448.7						¥ 2,322.1
United Kingdom, Pounds | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Currency Bought	British pound	British pound
Derivative, Currency Sold	British pound	British pound
United Kingdom, Pounds | Purchase [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 16.5	$ 2.2		£ 11.1								£ 1.4
United Kingdom, Pounds | Sell [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 23.7	$ 58.6		£ 16.0								£ 37.7
India, Rupees | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Currency Sold	Indian rupee
India, Rupees | Sell [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 134.6								₨ 8,939.0
South Africa, Rand | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Currency Bought	South African rand
Derivative, Currency Sold	South African rand
South Africa, Rand | Purchase [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 2.7					ZAR 41.1
South Africa, Rand | Sell [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 5.3					ZAR 81.5