Reconciliation of Effective Income Tax Rate (Detail)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Schedule Of Effective Tax Rates Line Items
U.S. federal corporate statutory rate	35.00%	35.00%	35.00%
State and local taxes, less federal tax benefit	1.70%	1.20%	1.70%
Foreign income taxes	(7.00%)	(6.70%)	(10.70%)
Manufacturing benefit	(1.10%)	(1.20%)	(1.00%)
Repatriation, net of foreign financing tax effect	0.20%	(0.30%)	(1.10%)
Valuation allowance adjustments	(1.60%)	(0.40%)
Other, net	(0.40%)	0.20%	0.60%
Effective income tax rate	26.80%	27.80%	24.50%