Quarterly report pursuant to Section 13 or 15(d)

Changes in Amount of Goodwill (Detail)

v2.4.0.6
Changes in Amount of Goodwill (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Goodwill [Line Items]  
Beginning Balance $ 1,961.2
Adjustments to initial purchase price allocation 0.2
Foreign currency translation 7.9
Tax benefits of stock options exercised (0.3)
Ending Balance 1,969.0
US Consumer Information Solutions
 
Goodwill [Line Items]  
Beginning Balance 638.4
Adjustments to initial purchase price allocation   
Foreign currency translation   
Tax benefits of stock options exercised   
Ending Balance 638.4
International
 
Goodwill [Line Items]  
Beginning Balance 348.5
Adjustments to initial purchase price allocation   
Foreign currency translation 7.8
Tax benefits of stock options exercised   
Ending Balance 356.3
TALX Workforce Solutions
 
Goodwill [Line Items]  
Beginning Balance 935.0
Adjustments to initial purchase price allocation 0.2
Foreign currency translation   
Tax benefits of stock options exercised (0.3)
Ending Balance 934.9
North America Personal Solutions
 
Goodwill [Line Items]  
Beginning Balance 1.8
Adjustments to initial purchase price allocation   
Foreign currency translation   
Tax benefits of stock options exercised   
Ending Balance 1.8
North America Commercial Solutions
 
Goodwill [Line Items]  
Beginning Balance 37.5
Adjustments to initial purchase price allocation   
Foreign currency translation 0.1
Tax benefits of stock options exercised   
Ending Balance $ 37.6