Note 14 - Income Taxes - Components of Net Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Mar. 31, 2019
Accrued employee-related expenses	$ 208	$ 163
Allowances and reserves	105	100
Stock compensation deductible differences	1,265	1,061
Inventories	504	1,534
Net operating loss	8,874	47
Foreign tax credit		16
Credits	47
Other	458	807
Total deferred tax assets	11,461	3,728
Property, plant and equipment	(1,286)	(1,118)
Goodwill and intangible assets	(24,825)	(2,249)
Debt	(5,982)
Currency translation adjustment	(64)	(33)
Other	(1)	(6)
Total deferred tax liabilities	(32,158)	(3,406)
Valuation allowance	(391)	(76)
Net deferred tax liability	$ (21,088)
Net deferred tax asset		$ 246

Amount of deferred tax liability attributable to taxable temporary differences from debt.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves, classified as other.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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Amount of deferred tax liability attributable to taxable temporary differences from unrealized gains on foreign currency transactions.

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