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INCOME TAXES (Details 2) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Current deferred tax assets (liabilities):    
Accrued expenses $ 51 $ 22
Deferred insurance reimbursement 322 0
Accounts receivable 907 730
Inventory 20 32
Prepaid expenses (15) 0
Stock based compensation 108 23
Other 9 9
Gross current deferred tax assets 1,402 816
Less: Valuation allowance (1,402) (816)
Net current deferred tax assets 0 0
Long-term deferred tax assets (liabilities):    
Amortization 105 115
Property and equipment (115) (293)
Tax credits and NOL carryforward 4,314 4,482
Net long-term deferred tax liabilities 4,304 4,304
Less: valuation allowance (4,304) (4,304)
Net deferred tax assets $ 0 $ 0