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NET INCOME PER SHARE - Additional Information (Detail)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Earnings Per Share [Abstract]        
Employee stock options excluded from computation of diluted net income per share 3.2 2.1 3.1 1.9