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PRODUCT WARRANTY COSTS (Tables)
 12 Months Ended
Dec. 31, 2017
Product Warranties Disclosures [Abstract]  
Schedule of the changes in the carrying amount of product warranty accruals
The changes in product warranty accruals for 2017, 2016 and 2015 were as follows:
 
 
December 31,
 
 
2017
 
2016
 
2015
Balance at beginning of year
 
$
21,053

 
$
19,469

 
$
15,579

Accruals for warranties
 
9,901

 
13,058

 
19,824

Settlements
 
(11,500
)
 
(11,434
)
 
(15,458
)
Foreign currency translation and other adjustments (1)
 
2,575

 
(40
)
 
(476
)
Balance at end of year
 
$
22,029

 
$
21,053

 
$
19,469


(1)  At December 31, 2017, Foreign currency translation and other adjustments includes $2,299 in an acquired liability related to the Air Liquide Welding acquisition as discussed in Note 3 to the consolidated financial statements.