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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
Dec. 31, 2011
Reconciliation of Activity Related to Company's Accrued Warranty Expense
The following table provides a reconciliation of the activity related to the Company's accrued warranty expense:
 
   
Year Ended December 31,
 
   
2011
   
2010
   
2009
 
Balance at beginning of period
  $ 38.0     $ 26.6     $ 22.4  
   Accruals for warranties issued during the period
    34.5       29.2       26.5  
   Settlements of warranty claims
    (21.0 )     (17.8 )     (22.3 )
Balance at end of period
  $ 51.5     $ 38.0     $ 26.6