Taxes on Income from Continuing Operations - Additional Information (Detail) (USD $)	3 Months Ended			9 Months Ended
	Sep. 29, 2013	Sep. 30, 2012	Jul. 01, 2012	Sep. 29, 2013	Sep. 30, 2012	Jul. 01, 2012
Income Tax Disclosure [Line Items]
Effective income tax rate	10.20%	22.80%	22.80%	14.00%	(1.40%)	(1.40%)
Goodwill, tax deductible amount			$ 45,000,000			$ 45,000,000
Goodwill impairment			$ 332,000,000		$ 332,128,000