INVENTORIES

9 Months Ended

Sep. 30, 2017

Inventory Disclosure [Abstract]

INVENTORIES

4.  INVENTORIES

The components of inventories are summarized below:

	September 30,
	2017 (Unaudited)			December 31, 2016
Raw materials	$	10,116		$	10,175
Work in process		7,453			6,535
Finished goods		11,152			9,826
Provision for excess and obsolete inventory		(397	)		(389	)
Total inventories	$	28,324		$	26,147

Included in raw materials and finished goods at September 30, 2017 and December 31, 2016 are goods in transit of approximately $3.1 million.

At September 30, 2017 and December 31, 2016, raw materials not pledged to our secured creditor were used as collateral to secure short term borrowings under a product financing agreement amounting to $5.3 million and $4.0 million, respectively.