Note 13 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

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

	For the Years Ended Year Ended December 31,
	2021			2020
Current provision
Federal	$	—		$	—
Foreign		—			—
State		21			51
Total current provision		21			51
Deferred provision
Federal		(1,636	)		3,464
State		(304	)		588
Total deferred provision		(1,940	)		4,052
Increase (decrease) in deferred tax valuation allowance		1,944			(4,055	)
Total provision for income taxes	$	25		$	48

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

	As of Year Ended December 31,
	2021			2020
Current deferred tax assets, net of valuation allowance		—			—
Noncurrent deferred income tax assets:
Net operating loss carryforwards	$	71,967		$	67,673
Intangible assets		453			1,968
Accrual and reserves		2,946			3,621
Leases		4,428			4,659
Other		8			6
Total noncurrent deferred tax assets		79,802			77,927
Valuation allowance		(72,010	)		(70,066	)
Noncurrent deferred tax assets, net of valuation allowance		7,792			7,861
Noncurrent deferred income tax liabilities:
Fixed assets		2,834			2,700
Leases		4,956			5,161
Total noncurrent deferred tax liabilities		7,790			7,861
Net deferred income tax liability	$	2		$	—

Summary of Valuation Allowance [Table Text Block]

Valuation allowance as of December 31, 2020	$	(70,066	)
Gross increase for current year activity		(1,944	)
Valuation allowance as of Balance at December 31, 2021	$	(72,010	)

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

	For the Year Ended
	December 31,
	2021			2020
Statutory U.S. federal income tax rate		21.0	%		21.0	%
State and local income taxes, net of federal income tax benefit		(6.6	)		(8.0	)
Permanent differences		1.9			(2.6	)
Change in valuation allowance		29.2			(15.9	)
Equity compensation		14.5			-
Other		0.2			2.7
PPP loan forgiveness		(59.6	)		-
Effective income tax rate		0.6	%		(2.8	)%