Quarterly report pursuant to Section 13 or 15(d)

GOODWILL AND INTANGIBLE ASSETS - Additional Information (Detail)

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GOODWILL AND INTANGIBLE ASSETS - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Goodwill and Intangible Assets Disclosure [Line Items]        
Amortization expense related to purchased intangible assets $ 32.6 $ 26.3 $ 65.3 $ 56.6