Taxes on Income from Continuing Operations - Additional Information (Detail) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jul. 01, 2012	Jun. 30, 2013	Jul. 01, 2012
Income Tax Disclosure [Line Items]
Effective income tax rate	12.30%	(0.60%)	16.20%	1.80%
Goodwill, tax deductible amount		$ 45,000,000		$ 45,000,000
Goodwill impairment		332,000,000		332,128,000
Tax benefit settlement foreign			7.7
Reduction in deferred tax liability			$ 5.0