Income Taxes - Summary of Provision for (Benefit of) Income Taxes Differs from the Amount Computed at Federal Statutory Rate (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
Income Tax Disclosure [Abstract]
Tax expense at United States federal statutory rate	$ 1,091	$ 1,948	$ 895
Executive compensation limitation	2,068	775	260
Impact of uncertain tax positions	1,620	278	1,062
Share-based compensation	1,059	865	125
State income taxes	950	572	687
Impact of foreign operations	356	(1,203)	(683)
Impact of amended returns	163	(9)	67
Impact of deferred adjustments	88	(251)	159
Impact of audit settlements		(56)	(61)
Acquisition expenses			229
Non-deductible expenses	(27)	(258)	643
Return to provision true-ups	(152)	(15)	(1,868)
Impact of valuation allowance	(882)	563	(49)
Research and development tax credits	(2,756)	(3,449)	(4,705)
Provision for (benefit of) income taxes	$ 3,578	$ (240)	$ (3,239)

Income tax reconciliation acquisition expenses (benefit).

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Income tax reconciliation executive compensation limitation.

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Income tax reconciliation impact of audit settlements.

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Income tax reconciliation impact of deferred adjustments.

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Income tax reconciliation impact of foreign operations.

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Income tax reconciliation impact of uncertain tax positions.

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Income tax reconciliation nondeductible expense (benefit).

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Income tax reconciliation return to provision true-ups.

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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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Amount of reported income tax expense (benefit) in excess of (less than) 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 award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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