Costs Associated with Exit and Restructuring Activities - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	1 Months Ended		3 Months Ended			9 Months Ended		3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	1 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended
	Apr. 30, 2014 Person	Dec. 31, 2012 Person	Sep. 28, 2014	Sep. 29, 2013	Mar. 31, 2013	Sep. 28, 2014	Sep. 29, 2013	Sep. 28, 2014 Restructuring related charges, included in cost of goods sold [Member]	Sep. 28, 2014 Restructuring related charges, included in cost of goods sold [Member]	Sep. 28, 2014 Restructuring and impairment charges [Member]	Sep. 28, 2014 Restructuring and impairment charges [Member]	Jun. 30, 2013 June 2013 Plan [Member] Person	Sep. 28, 2014 June 2013 Plan [Member]	Sep. 28, 2014 June 2013 Plan [Member]	Sep. 28, 2014 June 2013 Plan [Member] Restructuring related charges, included in cost of goods sold [Member]	Sep. 28, 2014 June 2013 Plan [Member] Restructuring related charges, included in cost of goods sold [Member]	Sep. 28, 2014 June 2013 Plan [Member] Restructuring and impairment charges [Member]	Sep. 28, 2014 June 2013 Plan [Member] Restructuring and impairment charges [Member]	Sep. 28, 2014 April 2014 Plan [Member] Restructuring and impairment charges [Member]	Sep. 28, 2014 April 2014 Plan [Member] Restructuring and impairment charges [Member]
Restructuring Charges [Abstract]
Restructuring and impairment charges			$ 2,064		$ 200	$ 6,210				$ 1,570	$ 4,806		$ 1,489	$ 3,230	$ 494	$ 1,404	$ 995	$ 1,827	$ 575	$ 2,980
Restructuring related charges			$ 1,570	$ 901		$ 4,806	$ 8,107	$ 494	$ 1,404
Elimination of workforce	120	190										350