Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Additional Information) (Detail)

v3.3.1.900
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Additional Information) (Detail)
shares in Thousands
 3 Months Ended 12 Months Ended
Feb. 05, 2015
shares
Oct. 24, 2014
USD ($)
shares
Mar. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Dec. 31, 2015
USD ($)
segment
shares
Dec. 31, 2014
USD ($)
shares
Dec. 31, 2013
USD ($)
shares
Jan. 31, 2016
USD ($)
Jan. 31, 2016
AUD
Dec. 31, 2015
AUD
Significant Accounting Policies [Line Items]                      
Goodwill and Intangible Asset Impairment           $ 0 $ 0 $ 0      
Number of reportable segments | segment           4          
Advertising costs from continuing operation           $ 65,100,000 57,100,000 57,500,000      
Bad debt expense from continuing operations           4,300,000 2,500,000 2,800,000      
Depreciation expense           75,700,000 71,700,000 71,200,000      
Fixed assets ,Collateral       $ 108,500,000 $ 92,300,000 108,500,000 92,300,000        
Foreign currency transaction loss           2,000,000 7,000,000 $ 6,800,000      
Long term debt       1,196,800,000 1,527,900,000 1,196,800,000 1,527,900,000        
Variable interest maximum exposure to loss       10,500,000   10,500,000          
Gain (Loss) on Fair Value Hedge Ineffectiveness, Net             0        
Variable Interest Entity, Initial Consolidation, Gain (Loss)           0          
Redemption Adjustment in Excess of Fair Value           0          
Fair Value                      
Significant Accounting Policies [Line Items]                      
Derivative Asset [1]       14,400,000   $ 14,400,000          
Computer Software Intangible Asset | Maximum                      
Significant Accounting Policies [Line Items]                      
Property Plant And Equipment Useful Life           10 years          
Computer Software Intangible Asset | Minimum                      
Significant Accounting Policies [Line Items]                      
Property Plant And Equipment Useful Life           3 years          
Fixed Rate Debt                      
Significant Accounting Policies [Line Items]                      
Fair value of debt       1,200,000,000 1,300,000,000 $ 1,200,000,000 1,300,000,000        
Long term debt       1,100,000,000 1,100,000,000 $ 1,100,000,000 $ 1,100,000,000        
Data Processing Equipment Capitalized Internal Use Software and Systems Costs | Maximum                      
Significant Accounting Policies [Line Items]                      
Property Plant And Equipment Useful Life           10 years          
Data Processing Equipment Capitalized Internal Use Software and Systems Costs | Computer Software Intangible Asset | Maximum                      
Significant Accounting Policies [Line Items]                      
Property Plant And Equipment Useful Life           3 years          
Building                      
Significant Accounting Policies [Line Items]                      
Property Plant And Equipment Useful Life           40 years          
Other Capitalized Property Plant and Equipment | Maximum                      
Significant Accounting Policies [Line Items]                      
Property Plant And Equipment Useful Life           7 years          
Other Capitalized Property Plant and Equipment | Minimum                      
Significant Accounting Policies [Line Items]                      
Property Plant And Equipment Useful Life           3 years          
Stock Options                      
Significant Accounting Policies [Line Items]                      
Antidilutive stock options excluded from computation of earnings per share | shares           100 100 100      
U.S. Information Solutions                      
Significant Accounting Policies [Line Items]                      
Percentage of revenue from a segment           44.00%          
Accelerated Share Repurchase Program                      
Significant Accounting Policies [Line Items]                      
Stock Repurchase Program, Authorized Amount   $ 115,000,000                  
Shares issued under stock and benefit plans, net of minimum tax withholdings (in shares) | shares 20 1,400                  
Treasury Stock, Holdback Provision, Percent   10.00%                  
Accelerated Share Repurchase Program, Adjustment   $ 11,500,000       $ 11,500,000 $ (11,500,000)        
Stock Repurchase Program, Number of Shares Authorized to be Repurchased | shares   3,200                  
Other Current Assets                      
Significant Accounting Policies [Line Items]                      
Restricted cash       30,200,000 50,800,000.0 30,200,000 50,800,000.0        
Other Current Liabilities                      
Significant Accounting Policies [Line Items]                      
Restricted cash       30,200,000 50,800,000.0 $ 30,200,000 $ 50,800,000.0        
Intersegment Eliminations | International                      
Significant Accounting Policies [Line Items]                      
Number of operating segments | segment           4          
Foreign Exchange Option [Member]                      
Significant Accounting Policies [Line Items]                      
Derivative, Notional Amount | AUD                   AUD 1,000,000,000.0000  
Foreign currency option, weighted average strike price                 $ 0.7091    
Derivative, Loss on Derivative     $ 15,400,000                
Foreign Exchange Option [Member]                      
Significant Accounting Policies [Line Items]                      
Derivative Asset       14,400,000   $ 14,400,000          
Derivative, Notional Amount | AUD                     AUD 1,000,000,000.0000
Derivative, Gain on Derivative       4,700,000              
Foreign currency option, weighted average strike price       $ 0.7225   $ 0.7225          
Interest Rate Swap                      
Significant Accounting Policies [Line Items]                      
Derivative, Cash Received on Hedge         $ 3,800,000            
[1] (1)The fair value of our call options, designated as economic hedges, are calculated using a valuation model based on the underlying currency exchange rates and related volatility, and are classified within Level 2 of the fair value hierarchy.