Goodwill and Other Intangible Assets - Summary of Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2013	Dec. 31, 2012
Other Intangible Assets And Goodwill [Abstract]
In-process research & development	$ 640	$ 820
Gross Carrying Amount	83,793	83,613
Goodwill	35,156	35,156
Accumulated Amortization	(40,614)	(36,075)
Gross Carrying Amount, Total	119,589	119,589
Customer lists/relationships [Member]
Other Intangible Assets And Goodwill [Abstract]
Gross Carrying Amount	62,014	62,014
Accumulated Amortization	(28,171)	(25,084)
Patents [Member]
Other Intangible Assets And Goodwill [Abstract]
Gross Carrying Amount	10,319	10,319
Accumulated Amortization	(10,319)	(10,319)
Other intangibles [Member]
Other Intangible Assets And Goodwill [Abstract]
Gross Carrying Amount	11,460	11,280
Accumulated Amortization	$ (2,124)	$ (672)