Quarterly report pursuant to Section 13 or 15(d)

GOODWILL AND INTANGIBLE ASSETS (Purchased Intangible Assets) (Detail)

v3.3.0.814
GOODWILL AND INTANGIBLE ASSETS (Purchased Intangible Assets) (Detail) - USD ($)
$ in Millions
Sep. 30, 2015
Dec. 31, 2014
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross $ 1,446.8 $ 1,475.4
Accumulated Amortization (587.1) (521.5)
Net 859.7 953.9
Purchased data files    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 668.4 692.0
Accumulated Amortization (231.6) (218.8)
Net 436.8 473.2
Acquired software and technology    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 53.1 53.9
Accumulated Amortization (33.7) (26.4)
Net 19.4 27.5
Customer relationships    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 567.9 570.7
Accumulated Amortization (230.0) (204.3)
Net 337.9 366.4
Reacquired rights    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 73.3 73.3
Accumulated Amortization (36.1) (26.3)
Net 37.2 47.0
Proprietary database    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 7.4 7.4
Accumulated Amortization (5.7) (5.4)
Net 1.7 2.0
Non-compete agreements    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 26.3 27.0
Accumulated Amortization (17.3) (11.8)
Net 9.0 15.2
Trade names and other intangible assets    
Acquired Finite-Lived Intangible Assets [Line Items]    
Gross 50.4 51.1
Accumulated Amortization (32.7) (28.5)
Net $ 17.7 $ 22.6