Legal and Other Contingencies - Additional Information (Detail) (USD $)	3 Months Ended	6 Months Ended			3 Months Ended	6 Months Ended
	Oct. 01, 2011 Facility	Jun. 28, 2014	Jun. 29, 2013	Dec. 31, 2013	Jun. 29, 2013 Fire	Jun. 29, 2013 Fire
Loss Contingencies [Line Items]
Reserves for pending legal disputes, including commercial disputes and other matters		$ 13,100,000		$ 17,500,000
Litigation settlement amount		8,750,000
Cash contributed by company for litigation settlement		370,263
Environmental reserves		4,900,000		5,000,000
Number of production facilities destroyed by fire	1
Incurred losses and incremental costs related to the destruction of assets caused by a fire					1,500,000	7,300,000
Insurance proceeds			10,000,000
Insurance proceeds, operating activities			2,900,000
Insurance proceeds, investing activities			$ 7,100,000