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INCOME TAXES (Details 4) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Deferred tax assets |  |
Canada net operating loss carryforward | $ 120 | $ 148
U.S. net operating loss carry forward | 659 |
Non-deductible reserves | 877 | 1,180
Non-deductible interest expense | 800 |
Pension plan | 39 | 75
Tax credits | 4,631 | 4,631
Fixed assets | 26 | 104
Intangibles | 1,635 | 1,203
Other | 465 | 116
Valuation allowance | (6,281) | (4,728)
Net deferred tax assets | 2,971 | 2,729
Deferred tax liabilities |  |
Fixed Assets, Land | (313) | (415)
Intangibles | (723) | (764)
Other | (556) | (486)
Net deferred tax liability | (1,592) | (1,665)
Deferred asset, net | $ 1,379 | $ 1,064

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