Derivative Instruments, Foreign Exchange Contracts (Details) - Foreign Exchange Contract [Member] € in Millions, ¥ in Millions, £ in Millions, MYR in Millions, AUD in Millions	9 Months Ended
	Sep. 30, 2015 JPY (¥)	Sep. 30, 2015 GBP (£)	Sep. 30, 2015 AUD	Sep. 30, 2015 EUR (€)	Dec. 31, 2014 MYR	Dec. 31, 2014 GBP (£)	Dec. 31, 2014 AUD	Dec. 31, 2014 EUR (€)
Derivative [Line Items]
Derivative, Maturity Date	Dec. 01, 2016
Japan, Yen
Derivative [Line Items]
Foreign exchange contract outstanding | ¥	¥ 12.5
United Kingdom, Pounds
Derivative [Line Items]
Foreign exchange contract outstanding		£ 0.6				£ 0.3
Euro Member Countries, Euro
Derivative [Line Items]
Foreign exchange contract outstanding | €				€ 2.6				€ 1.4
Australia, Dollars
Derivative [Line Items]
Foreign exchange contract outstanding | AUD			AUD 0.5				AUD 0.8
Malaysia, Ringgits
Derivative [Line Items]
Foreign exchange contract outstanding | MYR					MYR 0.5