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WARRANTY EXPENSE (Tables)
 9 Months Ended
Sep. 30, 2018
Product Warranties Disclosures [Abstract]  
Schedule of Changes in Carrying Amount of Accrued Warranty Expense
Changes in the carrying amount of our accrued warranty expense are as follows: 
 
Nine Months Ended September 30,
(in thousands)
2018
2017
Balance at beginning of period
$
33,514

$
36,520

Additions
30,621

17,782

Expirations and other changes
(1,865
)
(9,053
)
Payments
(9,418
)
(10,534
)
Translation and other
(688
)
1,900

Balance at end of period
$
52,164

$
36,615