INVENTORIES (Tables)

12 Months Ended

Dec. 31, 2016

INVENTORIES [Abstract]

Inventory

Inventories include the following at December 31:

	2016		2015
	(thousands of dollars)
Raw material	$	3,627	$	2,905
Work in process		12		56
Finished products		14,232		12,843
Total inventory	$	17,871	$	15,804