XML 71 R17.htm IDEA: XBRL DOCUMENT v2.4.0.6
Leases
12 Months Ended
Dec. 31, 2011
Leases [Abstract]  
Leases
10.
Leases
 
We lease property and equipment primarily under operating leases. Renewal options exist for substantially all leases. Future minimum payments, by year and in the aggregate, under noncancelable operating leases with any remaining terms consist of the following as of December 31, 2011:
 
Year     
2012 $ 201.3  
2013  147.7  
2014  110.4  
2015  82.7  
2016  60.7  
Thereafter  141.5  
Total minimum lease payments $ 744.3  
 
Rental expense for all operating leases was $254.3, $248.8 and $250.8 for the years ended December 31, 2011, 2010 and 2009, respectively.