XML 84 R58.htm IDEA: XBRL DOCUMENT v2.4.0.6
WARRANTY (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended 3 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Minimum [Member]
Jun. 30, 2012
Maximum [Member]
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]        
Warranty liability at beginning of year $ 17,659 $ 12,471    
Provision for warranty liabilities 15,568 11,394    
Warranty payments made (12,040) (9,638)    
Warranty liability at March 31 $ 21,187 $ 14,227    
Length of Limited Warranty, Term     0 years 10 years