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INTEREST AND OTHER EXPENSE (INCOME), NET
 9 Months Ended
Sep. 30, 2018
Other Income and Expenses [Abstract]  
INTEREST AND OTHER EXPENSE (INCOME), NET
INTEREST AND OTHER (INCOME) EXPENSE, NET
Interest and other (income) expense, net, consisted of the following (in thousands):
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2018
 
2017
 
2018
 
2017
Interest income
$
(66
)
 
$
(41
)
 
$
(186
)
 
$
(122
)
Interest expense
89

 
81

 
231

 
156

Other (income) expense, net
(73
)
 
(46
)
 
(8
)
 
(220
)
Total interest and other (income) expense, net
$
(50
)
 
$
(6
)
 
$
37

 
$
(186
)

Cash paid for interest for the three months ended September 30, 2018 and 2017 was $58 thousand and $67 thousand, respectively. Cash paid for interest for the nine months ended September 30, 2018 and 2017 was $143 thousand and $125 thousand, respectively.