Note 11 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

(in $000's)	2016			2015
Computed expected tax (benefit) expense	$	(931	)	$	(167	)
State income tax expense, net of Federal tax effect	$	(129	)	$	(23	)
Other, net (primarily change in prior estimates)	$	739		$	(165	)
Change in valuation allowance (regarding current year activity)	$	313		$	363
Income Tax (Benefit) Expense	$	(8	)	$	8

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	December 31:
(in $000's)	2016			201 5
Deferred tax assets:
Allowance for doubtful accounts	$	4		$	2
Inventory reserve	$	40		$	27
Capitalized transaction costs	$	356		$	0
Property, plant, equipment and software, principally depreciation	$	(5	)	$	109
Net operating loss carry forwards	$	4,833		$	4,758
Alternative minimum tax credit carry forwards	$	148		$	148
Other	$	2		$	22
Total gross deferred tax assets	$	5,378		$	5,066
Less valuation allowance	$	(5,378	)	$	(5,066	)
Total net deferred tax assets	$	0		$	0