INCOME TAXES, DEFERRED TAX ASSETS AND LIABILITIES (Details) - USD ($)		12 Months Ended
		Dec. 31, 2015	Dec. 31, 2014
Current [Abstract]
Deferred revenue		$ 567,000	$ 453,000
Inventory capitalization		209,000	171,000
Inventory reserves		376,000	762,000
Accrued expenses		974,000	697,000
Other		205,000	127,000
Total current deferred tax assets		2,331,000	2,210,000
Noncurrent [Abstract]
Depreciation and amortization		1,788,000	1,867,000
Net operating loss	[1]	5,378,000	5,842,000
Deferred revenue		16,000	28,000
Non-cash accounting charges related to stock options and warrants		684,000	628,000
Accrued expenses		239,000	350,000
Foreign tax credit carryover		3,568,000	3,855,000
Other		620,000	506,000
Total noncurrent deferred tax assets		12,293,000	13,076,000
Total deferred tax assets		14,624,000	15,286,000
Valuation allowance		(9,028,000)	(9,745,000)
Total deferred tax assets, net of valuation allowance		5,596,000	5,541,000
Current [Abstract]
Prepaid expenses		406,000	413,000
Deferred commissions		846,000	769,000
Other			10,000
Total current deferred tax liabilities		1,252,000	1,192,000
Noncurrent [Abstract]
Internally-developed software		266,000	11,000
Depreciation and amortization		1,000	2,000
Sub-Part F income deferred		0	0
Other		0	24,000
Total noncurrent deferred tax liabilities		267,000	37,000
Total deferred tax liabilities		1,519,000	1,229,000
Operating Loss Carryforwards [Line Items]
Foreign tax credit carryforward		3,100
Charitable contribution carryforward		500
Colombia [Member]
Operating Loss Carryforwards [Line Items]
Gross NOL		64,000
Tax Effected NOL		$ 22,000
Expiration Years		2019
Mexico [Member]
Noncurrent [Abstract]
Valuation allowance		$ (2,500,000)	(2,700,000)
Operating Loss Carryforwards [Line Items]
Gross NOL		8,482,000
Tax Effected NOL		$ 2,545,000
Expiration Years		2020-2024
Norway [Member]
Noncurrent [Abstract]
Valuation allowance		$ 0	(100,000)
Operating Loss Carryforwards [Line Items]
Gross NOL		249,000
Tax Effected NOL		$ 67,000
Expiration Years		Indefinite
Singapore [Member]
Operating Loss Carryforwards [Line Items]
Gross NOL		$ 131,000
Tax Effected NOL		$ 22,000
Expiration Years		Indefinite
Sweden [Member]
Noncurrent [Abstract]
Valuation allowance		$ (100,000)	(100,000)
Operating Loss Carryforwards [Line Items]
Gross NOL		513,000
Tax Effected NOL		$ 113,000
Expiration Years		Indefinite
Switzerland [Member]
Noncurrent [Abstract]
Valuation allowance		$ (1,000,000)	(1,200,000)
Operating Loss Carryforwards [Line Items]
Gross NOL		11,371,000
Tax Effected NOL		$ 1,028,000
Expiration Years		2016-2020
Taiwan [Member]
Noncurrent [Abstract]
Valuation allowance		$ (1,200,000)	(1,200,000)
Operating Loss Carryforwards [Line Items]
Gross NOL		7,133,000
Tax Effected NOL		$ 1,213,000
Expiration Years		2016-2024
Ukraine [Member]
Noncurrent [Abstract]
Valuation allowance	[2]	$ (100,000)	(100,000)
Operating Loss Carryforwards [Line Items]
Gross NOL	[2]	581,000
Tax Effected NOL	[2]	$ 105,000
Expiration Years	[2]	Indefinite
United States (states) [Member]
Operating Loss Carryforwards [Line Items]
Gross NOL		$ 11,079,000
Tax Effected NOL		$ 277,000
Expiration Years		2016-2032
United States [Member]
Noncurrent [Abstract]
Valuation allowance		$ (4,000,000)	$ (4,300,000)

[1] (1) The Company's net operating loss will expire as follows (dollar amounts in thousands): Jurisdiction Gross NOL Tax Effected NOL Expiration Years Colombia $ 64 22 2019 Mexico 8,482 2,545 2020-2024 Norway 249 67 Indefinite Singapore 131 22 Indefinite Sweden 513 113 Indefinite Switzerland 11,371 1,028 2016-2020 Taiwan 7,133 1,213 2016-2024 Ukraine 581 105 Indefinite United States (states) - 277 2016-2032

[2] On March 21, 2014, the Company suspended operations in the Ukraine.