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Other Current Assets
 6 Months Ended
Jun. 30, 2018
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]  
Other Current Assets

8.

Other Current Assets

The following table presents the components of other current assets:

 

 

 

June 30,

 

 

December 31,

 

 

 

2018

 

 

2017

 

 

 

(In thousands)

 

 

 

(unaudited)

 

 

 

 

 

Advances to vendors

 

$

5,513

 

 

$

6,403

 

Prepaid expenses

 

 

1,646

 

 

 

1,519

 

Other receivables

 

 

84

 

 

 

1,422

 

Total

 

$

7,243

 

 

$

9,344