Effective Rate Reflected in Provision for Income Taxes and Amounts Determined by Applying Statutory Federal Rate (Detail) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Income Tax Disclosure [Abstract]
Statutory provision	$ (805)	$ (553)
Foreign subsidiary	(51)	(36)
State taxes	(267)	(219)
Permanent differences	17	39
Adjustment to prior year taxes	27	(449)
Valuation allowance	1,536	917
NOL Adjustments		(51)
Provision (benefit) for income tax expense	$ 457	$ (352)

Income tax reconciliation change in net operating loss.

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Income tax reconciliation, permanent differences.

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- Definition

Income tax reconciliation prior year income taxes refund.

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- Definition

Income tax reconciliation repatriation of foreign earnings losses.

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

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Amount 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 increase (decrease) in the valuation allowance for deferred tax assets.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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