Note 14 - Income Taxes - Summary of Effective and the Federal Statutory Income Tax Rate (Details)	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Federal statutory rate	21.00%	21.00%
State income taxes, net of federal benefit	3.70%	2.50%
Net state impact of deferred rate change	0.20%	(1.00%)
Stock compensation expense	(4.20%)	(0.70%)
Other permanent differences	(0.60%)	(0.40%)
Change in valuation allowance	0.60%	(13.70%)
Tax credits	0.50%	2.00%
Accrual to tax return	0.20%	0.00%
Foreign Rate Differential	0.00%	0.00%
True Ups - NOL Expiration/162(m) limits	(21.80%)	(8.90%)
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Percent	0.30%	0.00%
Effective income tax	(0.10%)	0.80%

Effective income tax rate reconciliation accrual to trade receivable.

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Effective income tax rate reconciliation non deductible expense other permanent differences.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in deferred rates for states.

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Effective income tax reconciliation percentage true ups net operating loss expiry.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-12

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
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-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-12

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479360/740-10-S99-1

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
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-Section 50
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-URI https://asc.fasb.org//1943274/2147482685/740-10-50-12

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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479360/740-10-S99-1

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.

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Percentage of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for share-based payment arrangement.

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Percentage of the difference, between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, that is attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority interest income (expense), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, change in enacted tax rate, prior year income taxes, change in deferred tax asset valuation allowance, and other adjustments.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

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