Goodwill and Intangible Assets - Intangible Assets by Major Asset Class (Detail) (USD $) In Thousands, unless otherwise specified							12 Months Ended				12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Trade name, trademark and trade dress and other	Dec. 31, 2012 Trade name, trademark and trade dress and other	Dec. 31, 2013 Patents	Dec. 31, 2012 Patents	Dec. 31, 2013 Patents Minimum	Dec. 31, 2013 Patents Maximum	Dec. 31, 2013 Developed technology and other	Dec. 31, 2012 Developed technology and other	Dec. 31, 2013 Developed technology and other Minimum	Dec. 31, 2013 Developed technology and other Maximum
Intangible Assets by Major Class [Line Items]
Useful Life (years)							2 years	16 years			1 year	9 years
Gross	$ 128,132	$ 128,132	$ 88,590	$ 88,590	$ 31,581	$ 31,581			$ 7,961	$ 7,961
Accumulated amortization	39,231	38,943			31,287	31,022			7,944	7,921
Net book value	$ 88,901	$ 89,189	$ 88,590	$ 88,590	$ 294	$ 559			$ 17	$ 40