XML 38 R28.htm IDEA: XBRL DOCUMENT v3.5.0.2
CONTINGENCIES (Tables)
 6 Months Ended
Jun. 30, 2016
Commitments and Contingencies Disclosure [Abstract]  
Product warranty accrual activity
The following table sets forth the activity in the product warranty accrual account for the six months ended June 30, 2016 and 2015 (in thousands):
 
Six Months Ended June 30,
 
2016
 
2015
Accrual balance at beginning of year
$
2,234

 
$
2,792

Accruals for product warranties
1,362

 
1,409

Costs of warranty claims
(1,205
)
 
(1,727
)
Accrual balance at end of period
$
2,391

 
$
2,474