XML 103 R84.htm IDEA: XBRL DOCUMENT v2.4.0.8
Analysis of Restructuring Reserves Included in Other Accrued Liabilities (Detail) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Restructuring Cost and Reserve [Line Items]      
Beginning balance $ 1.0 $ 0  
Charges to restructuring expenses (0.7) (1.4) 0
Restructuring and Related Cost, Incurred Cost 1.5 1.5  
Adjustments (0.8)    
Cash payments (0.2) (0.5)  
Ending balance 1.5 1.0 0
2012 Plan | Employee Severance
      
Restructuring Cost and Reserve [Line Items]      
Beginning balance 1.0 0  
Restructuring and Related Cost, Incurred Cost 0 1.5  
Adjustments (0.8)    
Cash payments (0.2) (0.5)  
Ending balance 0 1.0  
2013 Plan | Employee Severance
      
Restructuring Cost and Reserve [Line Items]      
Beginning balance 0 0  
Restructuring and Related Cost, Incurred Cost 1.5 0  
Adjustments 0    
Cash payments 0 0  
Ending balance $ 1.5 $ 0