XML 27 R48.htm IDEA: XBRL DOCUMENT v2.4.0.8
Reclassifications Out Of Accumulated Other Comprehensive Income (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Provision for income taxes $ 2.2 $ 3.2 $ 3.3 $ 5.9
Benefit Plan Liabilities | Reclassification out of Accumulated Other Comprehensive Income
       
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Total before tax 1.4   2.6  
Provision for income taxes 0.2   0.3  
Net of tax 1.2   2.3  
Benefit Plan Liabilities | Reclassification out of Accumulated Other Comprehensive Income | Warehousing, delivery, selling, general and administrative
       
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Actuarial gain 1.7   3.3  
Prior service credits $ (0.3)   $ (0.7)