Costs Associated with Exit and Restructuring Activities - Restructuring Reserve Activity (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended	6 Months Ended
	Dec. 31, 2013 December 2012 Plan [Member]	Jun. 29, 2014 June 2013 Plan and April 2014 Plan [Member]
Restructuring Reserve Activity
Restructuring liability at beginning	$ 1,600	$ 3,100
Restructuring and restructuring-related charges, excluding asset impairments and write-offs	800	4,067
Cost paid	(2,400)	(3,831)
Restructuring liability at ending	$ 0	$ 3,336