Goodwill and Other Intangible Assets - Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, accumulated amortization	$ (19,385)	$ (10,984)
Finite-lived intangible assets, net	47,197	51,499
Patents, trademarks and other [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	24,327	22,047
Finite-lived intangible assets, accumulated amortization	(9,296)	(5,743)
Finite-lived intangible assets, net	15,031	16,304
Customer relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	21,650	20,305
Finite-lived intangible assets, accumulated amortization	(3,547)	(1,171)
Finite-lived intangible assets, net	18,103	19,134
Developed technology [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	18,161	17,686
Finite-lived intangible assets, accumulated amortization	(4,098)	(1,771)
Finite-lived intangible assets, net	14,063	15,915
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)	(2,299)
Finite-lived intangible assets, net	$ 0	$ 146