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Note 14 - Income Taxes (Tables)

12 Months Ended

Mar. 31, 2023

Notes Tables

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

		Fiscal years ended March 31,
		2023				2022
Income/(Loss) before income tax expense:
U.S.		$	(33,924	)		$	(21,639	)
Foreign			(902	)			597
Total		$	(34,826	)		$	(21,042	)

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

		Fiscal years ended March 31,
		2023				2022
Current
Federal		$	62			$	252
Foreign			129				302
Total current			191				554
Deferred
Federal			(54	)			(2,270	)
Foreign			78				(133	)
Total deferred			24				(2,403	)
Income tax expense (benefit)		$	215			$	(1,849	)

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

		Fiscal years ended March 31,
		2023				2022
Statutory federal income tax rate			(21	)%			(21	)%
State income taxes, net of federal benefit			(2	)			4
Foreign income tax rate differential			0				1
True-up of NOLs			34				81
Other			1				(8	)
Valuation allowance			(9	)			(66	)
Effective income tax rate			1	%			(9	)%

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

		March 31, 2023				March 31, 2022
Deferred tax assets:
Net operating loss carryforwards		$	163,674			$	171,274
Research and development and other tax credit carryforwards			13,837				13,464
Capitalized research and development costs			2,186				-
Accruals and reserves			5,644				5,366
Fixed assets and intangible assets			638				565
Other			1,993				1,432
Gross deferred tax assets			187,972				192,101
Valuation allowance			(183,567	)			(186,618	)
Total deferred tax assets			4,405				5,483
Deferred tax liabilities:
Amortization			(2,011	)			(2,721	)
Other			(1,523	)			(1,835	)
Total deferred tax liabilities			(3,534	)			(4,556	)
Net deferred tax assets		$	871			$	927

X

- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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Tabular disclosure of income before income tax between domestic and foreign jurisdictions.

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