Note 11 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2013

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

	December 31,
	2013		2012
U.S.	$	4,491	$	(1,445	)
Foreign		-		-
	$	4,491	$	(1,445	)

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	December 31,
	2013			2012
Current benefit	$	(38	)	$	(24	)
Deferred benefit		(9,803	)		-
	$	(9,841	)	$	(24	)

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

	December 31,
	2013			2012
Federal tax benefit at statutory rate	$	1,384		$	(491	)
Change in valuation allowance		(20,960	)		(5,600	)
Other		67			(2,192	)
State income taxes rate differential		-			(23	)
Net change in uncertain tax positions		-			(21	)
Write off of expired deferred tax assets		10,080			8,303
Provision related to non-controlling interest		(412	)		-
Total income tax benefit	$	(9,841	)	$	(24	)

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

	December 31,
	2013			2012
Deferred tax assets
Credit carryforward	$	2,660		$	6,091
Stock based compensation		287			241
Other		59			553
Net operating losses		146,637			153,914
Gross deferred tax assets		149,643			160,799
Valuation allowance		(139,840	)		(160,799	)
Net deferred tax assets	$	9,803		$	-

Summary of Income Tax Contingencies [Table Text Block]

	2013			2012
Balance as of January 1	$	41		$	63
Additions for tax positions related to the current year		-			2
Additions for tax positions related to prior years		-			-
Reductions for tax positions of prior years due to lapse of statute of limitation		(41	)		(24	)
Settlements		-			-
Balance as of December 31	$	-		$	41