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Warranties (Tables)
 3 Months Ended
Mar. 31, 2018
Warranties [Abstract]  
Schedule Of Changes In Warranty Accrual



 

 

 

 

 

 



 

Three months ended March 31,



 

2018

 

2017

Beginning balance

 

$

 8,531 

 

$

 2,479 

Warranty expense provisions

 

 

 1,434 

 

 

 878 

Payments

 

 

 (959)

 

 

 (370)

Warranty adjustment

 

 

 (45)

 

 

 (256)

Ending balance

 

$

 8,961 

 

$

 2,731