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INCOME TAXES (Reconcile Effective Tax Rate) (Detail)	12 Months Ended
INCOME TAXES (Reconcile Effective Tax Rate) (Detail)	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Income Tax Disclosure [Abstract]
U.S. federal statutory tax rate	35.00%	35.00%	35.00%
State and local taxes, net of federal benefit	2.10%	2.50%	2.70%
Rate changes	(0.20%)	0.00%	0.40%
R&D tax credits	(4.20%)	(3.30%)	(1.70%)
Foreign rate differential	(2.90%)	(1.80%)	(0.80%)
All other, net	(0.30%)	0.30%	(1.20%)
Effective tax rate	29.50%	32.70%	34.40%

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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- Definition

The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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- Definition

The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit that is attributable to changes in the income tax laws or rates.

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