XML 82 R68.htm IDEA: XBRL DOCUMENT v3.5.0.2
Income Taxes - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Income Taxes [Line Items]        
Effective income tax rate 29.40% 34.40% 29.30% 33.10%
Reversal of tax reserve assumed in prior acquisition $ 0.9      
Decrease in total amount of unrecognized tax benefits within the next 12 months 17.6   $ 17.6  
Unrecognized tax benefits that would affect net income 0.1   $ 0.1  
Other (income) expense, net        
Income Taxes [Line Items]        
Indemnification asset write-off $ 0.9