Annual report pursuant to Section 13 and 15(d)

Warranty (Details)

v2.4.0.6
Warranty (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Summary of activity in the warranty accrual      
Balance at Beginning of the Year $ 1,092 $ 1,699 $ 3,147
Warranties Issued 2,430 1,446 2,259
Reassessed Warranty Exposure   (95) (1,144)
Warranties Settled (971) (1,958) (2,563)
Balance at End of the Year $ 2,551 $ 1,092 $ 1,699