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Warranties (Tables)
9 Months Ended
Sep. 30, 2012
Warranties [Abstract]  
Schedule of Warranty Activity

The activity in our warranty liability was as follows:

 

                                 
    Three months
ended September 30
    Nine months
ended September 30
 
    2012     2011     2012     2011  

Balance, beginning of period

  $ 88     $ 0     $ 36     $ 61  

Provision for claims

    12       7       110       20  

Product or cash issued to settle claims

    (71     (7     (117     (81
   

 

 

   

 

 

   

 

 

   

 

 

 

Balance, end of period

  $ 29     $ 0     $ 29     $ 0