Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Additional Information (Detail)

v2.4.0.8
Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Schedule Of Significant Accounting Policies [Line Items]      
Allowance for doubtful accounts $ 1.3 $ 1.4  
Advertising costs included in prepaid expenses and other assets 7.6 8.3  
Expenses related to advertising costs 89.0 83.7 79.9
Estimated residual values, percentage 15.00%    
Amounts of tax included on a gross basis $ 147.6 $ 133.6 $ 129.4
Sales Revenue, Net
     
Schedule Of Significant Accounting Policies [Line Items]      
Revenue attributable to North American guests 82.00% 82.00% 83.00%