Note 5 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

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

(In thousands)	201 8			201 7
Federal tax expense (benefit) on net income/loss at statutory rate	$	686		$	(855	)
Change in valuation allowance		(412	)		(3,419	)
Basis difference related to investment in SAVSU		––			(110	)
Return to provision		52			(1,038	)
Federal rate change true-up		––			5,421
Stock compensation		(748	)		––
Book loss in SAVSU		141			––
162(m) limitation on executive compensation deductibility		296			––
Other		(15	)		1
Benefit (expense) for income taxes, net	$	––		$	––

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

(In thousands)	201 8			201 7
Deferred tax assets (liabilities)
Net operating loss carryforwards	$	7,381		$	8,162
Accrued compensation		181			32
Depreciation		(24	)		43
Section 263a inventory adjustment		42			29
Stock-based compensation		664			688
Deferred rent		101			––
Outside basis difference in SAVSU		––			(225	)
Other		––			28
Total		8,345			8,757
Less: Valuation allowance		(8,345	)		(8,757	)
Net deferred tax asset	$	––		$	––

Summary of Operating Loss Carryforwards [Table Text Block]

(In thousands)	Year of Expiration	Net Operating Losses
	2019	$	259
	2020		2,849
	2021		4,168
	2023		1,217
	2024		646
	2025		589
	2026		873
	2027		2,607
	2028		2,512
	2029		2,196
	2030		1,232
	2031		1,028
	2032		437
	2033		37
	2034		6,409
	2035		3,093
	2036		4,995
	Total	$	35,147