Derivative Instruments - Outstanding Forward Contracts (Details) In Thousands, unless otherwise specified	Dec. 31, 2014 Designated as Hedging Instrument [Member] Japan, Yen USD ($)	Dec. 31, 2014 Designated as Hedging Instrument [Member] Japan, Yen JPY (¥)	Dec. 31, 2013 Designated as Hedging Instrument [Member] Japan, Yen USD ($)	Dec. 31, 2013 Designated as Hedging Instrument [Member] Japan, Yen JPY (¥)	Dec. 31, 2014 Designated as Hedging Instrument [Member] Hungary, Forint USD ($)	Dec. 31, 2014 Designated as Hedging Instrument [Member] Hungary, Forint HUF	Dec. 31, 2013 Designated as Hedging Instrument [Member] Hungary, Forint USD ($)	Dec. 31, 2013 Designated as Hedging Instrument [Member] Hungary, Forint HUF	Dec. 31, 2014 Designated as Hedging Instrument [Member] Singapore, Dollars USD ($)	Dec. 31, 2014 Designated as Hedging Instrument [Member] Singapore, Dollars SGD	Dec. 31, 2013 Designated as Hedging Instrument [Member] Singapore, Dollars USD ($)	Dec. 31, 2013 Designated as Hedging Instrument [Member] Singapore, Dollars SGD	Dec. 31, 2014 Designated as Hedging Instrument [Member] United Kingdom, Pounds USD ($)	Dec. 31, 2014 Designated as Hedging Instrument [Member] United Kingdom, Pounds GBP (£)	Dec. 31, 2013 Designated as Hedging Instrument [Member] United Kingdom, Pounds USD ($)	Dec. 31, 2013 Designated as Hedging Instrument [Member] United Kingdom, Pounds GBP (£)	Dec. 31, 2014 Designated as Hedging Instrument [Member] Canada, Dollars USD ($)	Dec. 31, 2014 Designated as Hedging Instrument [Member] Canada, Dollars CAD	Dec. 31, 2013 Designated as Hedging Instrument [Member] Canada, Dollars USD ($)	Dec. 31, 2013 Designated as Hedging Instrument [Member] Canada, Dollars CAD	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Japan, Yen USD ($)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Japan, Yen JPY (¥)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Japan, Yen USD ($)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Japan, Yen JPY (¥)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Hungary, Forint USD ($)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Hungary, Forint HUF	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Hungary, Forint USD ($)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Hungary, Forint HUF	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Singapore, Dollars USD ($)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Singapore, Dollars BRL	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Singapore, Dollars USD ($)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Singapore, Dollars BRL	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] United Kingdom, Pounds USD ($)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] United Kingdom, Pounds GBP (£)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] United Kingdom, Pounds USD ($)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] United Kingdom, Pounds GBP (£)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Taiwan, New Dollars USD ($)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Taiwan, New Dollars TWD	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Taiwan, New Dollars USD ($)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Taiwan, New Dollars TWD	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Korea (South), Won USD ($)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Korea (South), Won KPW	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Korea (South), Won USD ($)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Korea (South), Won KPW	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Euro Member Countries, Euro USD ($)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Euro Member Countries, Euro EUR (€)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Euro Member Countries, Euro USD ($)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Euro Member Countries, Euro EUR (€)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] China, Yuan Renminbi USD ($)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] China, Yuan Renminbi CNY	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] China, Yuan Renminbi USD ($)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] China, Yuan Renminbi CNY	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Brazil, Brazil Real USD ($)	Dec. 31, 2014 Not Designated as Hedging Instrument [Member] Brazil, Brazil Real BRL	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Brazil, Brazil Real USD ($)	Dec. 31, 2013 Not Designated as Hedging Instrument [Member] Brazil, Brazil Real BRL
Derivative [Line Items]
Derivative Asset, Notional Amount	$ 10,211	¥ 1,225,000	$ 6,122	¥ 625,000	$ 3,099	803,000	$ 2,603	570,175	$ 2,564	3,515	$ 2,346	2,867	$ 732	£ 491	$ 1,010	£ 613	$ 688	758	$ 932	985	$ 4,464	¥ 535,000	$ 2,797	¥ 294,500	$ 1,569	410,000	$ 568	123,000	$ 922	1,225	$ 0	0	$ 2,183	£ 1,400	$ 1,820	£ 1,100	$ 883	28,000	$ 908	27,000	$ 858	940,000	$ 620	650,000	$ 0	€ 0	$ 3,887	€ 2,828	$ 0	0	$ 1,467	9,000	$ 0	0	$ 106	250