INCOME TAXES - Summary of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets:
Deferred Revenue	$ 243	$ 277
Inventory	215	250
Accrued expenses	878	804
Disallowed Interest Expense	0	123
Net operating loss (1)	7,570	9,293
Net operating loss	509	584
Foreign tax credit carryover	4,180	3,621
Deferred Tax Assets, Charitable Contribution Carryforwards	100
Lease liability	1,674	0
Other	486	876
Total deferred tax assets	15,755	15,828
Valuation allowance	(12,375)	(12,793)
Total deferred tax assets, net of valuation allowance	3,380	3,035
Deferred tax liabilities:
Prepaid expenses	147	262
Deferred commissions	253	255
Internally-developed software	265	326
Deferred Tax Liabilities, Leasing Arrangements	1,659	0
Lease assets	178	267
Deferred Tax Liabilities, Gross	2,502	1,110
Net deferred tax assets	878	1,925
AUSTRALIA
Deferred tax assets:
Valuation allowance	(200)	(300)
Operating Loss Carryforwards [Line Items]
Gross NOL	393
Tax Effected NOL	118
BERMUDA
Operating Loss Carryforwards [Line Items]
Gross NOL	42
Tax Effected NOL	0
Canada
Operating Loss Carryforwards [Line Items]
Gross NOL	8
Tax Effected NOL	2
CHINA
Deferred tax assets:
Valuation allowance	(300)	(300)
Operating Loss Carryforwards [Line Items]
Gross NOL	117
Tax Effected NOL	29
China
Deferred tax assets:
Valuation allowance	(600)	(600)
Operating Loss Carryforwards [Line Items]
Gross NOL	1,970
Tax Effected NOL	630
Gibraltar
Operating Loss Carryforwards [Line Items]
Gross NOL	147
Tax Effected NOL	0
Hong Kong
Deferred tax assets:
Valuation allowance	0	(100)
Operating Loss Carryforwards [Line Items]
Gross NOL	184
Tax Effected NOL	30
Japan
Operating Loss Carryforwards [Line Items]
Gross NOL	338
Tax Effected NOL	117
Mexico
Deferred tax assets:
Valuation allowance	(3,300)	(3,100)
Operating Loss Carryforwards [Line Items]
Gross NOL	10,950
Tax Effected NOL	3,285
Norway
Deferred tax assets:
Valuation allowance	(100)	(100)
Operating Loss Carryforwards [Line Items]
Gross NOL	281
Tax Effected NOL	62
Russia
Operating Loss Carryforwards [Line Items]
Gross NOL	50
Tax Effected NOL	10
Singapore
Operating Loss Carryforwards [Line Items]
Gross NOL	138
Tax Effected NOL	23
Norway
Deferred tax assets:
Valuation allowance	(200)	(200)
Operating Loss Carryforwards [Line Items]
Gross NOL	650
Tax Effected NOL	182
Sweden
Deferred tax assets:
Valuation allowance	0	(100)
Operating Loss Carryforwards [Line Items]
Gross NOL	463
Tax Effected NOL	99
Switzerland(3)
Deferred tax assets:
Valuation allowance	(500)	0
Operating Loss Carryforwards [Line Items]
Gross NOL	6,591
Tax Effected NOL	606
Taiwan
Deferred tax assets:
Valuation allowance	(1,000)	(900)
Operating Loss Carryforwards [Line Items]
Gross NOL	5,133
Tax Effected NOL	1,027
Taiwan
Deferred tax assets:
Valuation allowance	(100)	(100)
Operating Loss Carryforwards [Line Items]
Gross NOL	703
Tax Effected NOL	127
United Kingdom
Deferred tax assets:
Valuation allowance	(6,000)	(6,900)
Operating Loss Carryforwards [Line Items]
Gross NOL	1,553
Tax Effected NOL	326
United States - Federal
Deferred tax assets:
Valuation allowance	(100)	$ (100)
Operating Loss Carryforwards [Line Items]
Gross NOL	431
Tax Effected NOL	$ 72