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INVENTORIES
12 Months Ended
Dec. 31, 2017
Inventory Disclosure [Abstract]  
INVENTORIES

6. INVENTORIES

The components of inventories are summarized below:

   

December 31,

 
   

2017

   

2016

 

Raw materials

 

$

9,229

   

$

8,934

 

Work in process

   

 3,295

     

 3,909

 

Finished goods

   

 10,919

     

 9,825

 

Provision for excess and obsolete inventory

   

 (251

)

   

 (389

)

Total inventories

 

$

23,192

   

$

22,279

 

Included in the raw materials and finished goods at December 31, 2017 and December 31, 2016 are goods in transit of approximately $3.1 million.

At December 31, 2017 and 2016, raw materials in the amount of $3.0 million are not pledged to our secured creditor are used for collateral to secure short term borrowings under a product financing arrangement. This short term borrowing agreement provides the Company with the ability to acquire raw materials utilized in connection with their manufacturing process. The Company satisfies the obligation within 60 days of the initial borrowings and yields an interest expense that is immaterial. The aggregate borrowings under this agreement amounted to $5.4 million and $4.0 million as of December 31, 2017 and 2016, respectively.