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INCOME TAXES - Additional Information (Detail)	3 Months Ended		9 Months Ended
INCOME TAXES - Additional Information (Detail)	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Income Taxes [Line Items]
Effective income tax rate	36.90%	36.30%	36.80%	36.50%

- Definition

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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