INCOME TAXES (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Notes to Financial Statements
Amounts computed at statutory rates	$ (3,239)	$ (2,902)	$ (2,699)
State income tax, net of federal benefit	(462)	(262)	(212)
Expiration of net operating loss carryforwards	1,082	695	708
Non-deductible interest	49	149	145
Foreign taxes	362	413	386
Other	3	5	4
Net change in valuation allowance on deferred tax assets	2,226	1,924	1,693
Reconciliation of the provision-benefit) for income taxes	$ 21	$ 22	$ 25