Annual report pursuant to Section 13 and 15(d)

ACQUISITIONS AND INVESTMENTS - Additional Information (Detail)

v2.4.0.6
ACQUISITIONS AND INVESTMENTS - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended 1 Months Ended
Dec. 31, 2010
Entity
Nov. 30, 2009
Unsecured Senior Notes
Aug. 01, 2011
DataVision Resources
Dec. 31, 2011
Information Services
Sep. 30, 2010
Anakam, Inc
Dec. 23, 2009
Equifax Credit Information Services Private Limited
Nov. 02, 2009
Rapid Reporting Verification Company
Oct. 27, 2009
IXI Corporation
Business Acquisition [Line Items]                
Number of Business acquired 4              
Business acquisition $ 12.3   $ 50.0 $ 82.4 $ 64.3   $ 72.5 $ 124.0
Business acquisition, cash consideration           $ 5.2    
Percentage of equity interest acquired           49.00%    
Debt, interest rate   4.45%            
Debt, maturity duration   5 years