Note 13 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

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

	For the Years Ended Year Ended December 31,
	2020			2019
Current provision
Federal	$	—		$	—
Foreign		—			—
State		51			57
Total current provision		51			57
Deferred provision
Federal		3,464			(558	)
State		588			(453	)
Total deferred provision		4,052			(1,011	)
(Decrease) increase in deferred tax valuation allowance		(4,055	)		992
Total provision for income taxes	$	48		$	38

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

	As of Year Ended December 31,
	2020			2019
Current deferred tax assets, net of valuation allowance		—			—
Noncurrent deferred income tax assets:
Net operating loss carryforwards	$	67,673		$	67,014
Intangible assets		1,968			5,040
Accrual and reserves		3,119			2,462
Other		6			77
Total noncurrent deferred tax assets		72,766			74,593
Valuation allowance		(70,066	)		(74,121	)
Noncurrent deferred tax assets, net of valuation allowance		2,700			472
Noncurrent deferred income tax liabilities:
Fixed assets		2,700			476
Total noncurrent deferred tax liabilities		2,700			476
Net deferred income tax liability	$	—		$	(4	)

Summary of Valuation Allowance [Table Text Block]

Valuation allowance as of December 31, 2019	$	(74,121	)
Gross decrease for current year activity		4,055
Valuation allowance as of Balance at December 31, 2020	$	(70,066	)

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

	For the Year Ended
	December 31,
	2020			2019
Statutory U.S. federal income tax rate		21.0	%		21.0	%
State and local income taxes, net of federal income tax benefit		(8.0	)		2.0
Permanent differences		(2.6	)		(0.4	)
Change in valuation allowance		(15.9	)		(23.1	)
Other		2.7			(0.5	)
Effective income tax rate		(2.8	)%		(1.0	)%