Inventories

3 Months Ended

Apr. 01, 2017

Inventory Disclosure [Abstract]

INVENTORIES

5.  INVENTORIES

	April 1, 2017			December 31, 2016
Raw materials	$	19,797		$	16,864
Work in process		5,977			5,641
Finished goods		7,417			8,069
Provision for slow moving inventory		(1,276	)		(574	)
Total	$	31,915		$	30,000