Note 7 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

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

	Year Ended December 31,
(In thousands)	2020			2019
Federal	$	-		$	-
State		33			-
Total current tax provision		33			-
Federal		(3,297	)		(1,541	)
State		-			-
Total deferred tax provision		(3,297	)		(1,541	)
Provision (benefit) for income taxes	$	(3,264	)	$	(1,541	)

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

	Year Ended December 31,
	2020			2019
Tax on net income at federal statutory rate		21	%		21	%
State tax expense		39	%		-
Change in valuation allowance		35	%		(5	%)
Stock-based compensation		538	%		74	%
Section 162(m) limitation on executive compensation		(35	%)		(17	%)
Book loss on equity method investment		-			(5	%)
Fair value change in warrant liability		127	%		(82	%)
Gain on stock acquisition		-			64	%
Transaction costs		(6	%)		(4	%)
Fair value change in contingent consideration		(81	%)		-
Tax credits		12	%		5	%
Expired net operating losses		(100	%)		(5	%)
Other		(3	%)		1	%
Total		547	%		47	%

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

	December 31,
(In thousands)	2020			2019
Deferred tax assets related to:
Net operating loss carryforward	$	12,314		$	9,495
Stock-based compensation		1,678			1,110
Accruals and reserves		427			192
Inventory		142			88
Lease liabilities		2,247			208
Tax credit carryforward		225			152
Other		48			4
Total deferred tax assets		17,081			11,249
Deferred tax liabilities related to:
Intangibles		(5,025	)		(2,217	)
Right-of-use assets		(2,261	)		(218	)
Fair value change in investments		(287	)		-
Fixed assets		(959	)		(108	)
Other		(51	)		-
Total deferred tax liabilities		(8,583	)		(2,543	)
Total deferred taxes		8,498			8,706
Less: valuation allowance		(8,498	)		(8,706	)
Net deferred taxes	$	-		$	-

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

(In thousands)	2020		2019
Balance at January 1	$	-	$	-
Increase related to prior year tax positions		36		-
Increase related to current year tax positions		60		-
Balance at December 31	$	96	$	-