Goodwill and Other Intangible Assets - Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	Sep. 28, 2014	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, accumulated amortization	$ (27,231)	$ (19,385)
Total intangible assets included in other long-term assets	59,371	47,197
Patents, trademarks and other [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	25,786	24,327
Finite-lived intangible assets, accumulated amortization	(12,354)	(9,296)
Total intangible assets included in other long-term assets	13,432	15,031
Customer relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	22,809	21,650
Finite-lived intangible assets, accumulated amortization	(5,428)	(3,547)
Total intangible assets included in other long-term assets	17,381	18,103
Developed technology [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	35,562	18,161
Finite-lived intangible assets, accumulated amortization	(7,004)	(4,098)
Total intangible assets included in other long-term assets	28,558	14,063
Note issuance costs [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	2,445	2,445
Finite-lived intangible assets, accumulated amortization	(2,445)	(2,445)
Total intangible assets included in other long-term assets	$ 0	$ 0