INCOME TAXES (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Tax Disclosure [Line Items]
Income tax expense (benefit)	$ 128,000	$ 451,000	$ (1,103,000)
Federal statutory income tax rate, percent	21.00%	34.00%
Income tax reconciliation change in net effect in tax rate		$ 1,546,000
Effective income tax rate reconciliation, foreign income tax rate differential, percent	21.00%	21.00%	34.00%
Unrecognized tax benefits	$ 259,000	$ 87,000	$ 0	$ 0
State and local operating loss carryforwards	2,096,000
Valuation allowance, deferred tax asset, increase (decrease)	(175,000)	$ 34,000	$ (303,000)
Amount accrued for income tax penalties and interest accrued	6,000
Peru
Income Tax Disclosure [Line Items]
Income tax expense (benefit)	(104,000)
Domestic Tax Authority
Income Tax Disclosure [Line Items]
International operating loss carryforwards	210,000
Foreign Tax Authority
Income Tax Disclosure [Line Items]
Domestic operating loss carryforwards	3,762,000
State and Local Jurisdiction
Income Tax Disclosure [Line Items]
State and local operating loss carryforwards	$ 199,000