SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Useful Life of Other Purchased Intangible Assets) (Detail)	12 Months Ended
	Dec. 31, 2013
Purchased data files [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	15 years
Purchased data files [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	2 years
Acquired software and technology [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	10 years
Acquired software and technology [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	1 year
Noncompete Agreements [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	10 years
Noncompete Agreements [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	1 year
Proprietary Database [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	10 years
Proprietary Database [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	6 years
Customer Relationships [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	25 years
Customer Relationships [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	2 years
Trade Names [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	15 years
Trade Names [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Useful Life	5 years