STOCK-BASED COMPENSATION (Additional Information) (Detail) (USD $) In Millions, except Share data, unless otherwise specified	9 Months Ended
	Sep. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures	32,468
Requisite service periods of awards, in years	3 years
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options exercisable, vesting period, in years	4 years
Total unrecognized compensation costs	$ 1.5
Weighted-average period for cost recognition, in years	1 year 6 months
Restricted stock awards/stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options exercisable, vesting period, in years	3 years
Total unrecognized compensation costs	$ 13.8
Weighted-average period for cost recognition, in years	2 years
Awards granted during period	181,000
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted during period	55,000
Minimum | Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options exercisable for directors, expiration period, in years	6 years
Maximum | Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options exercisable for directors, expiration period, in years	10 years