Income Taxes (Components of Deferred Tax Balances) (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Mar. 31, 2023
Deferred Tax Assets
Allowance for credit losses and sales returns	$ 4,070	$ 4,882
Inventory capitalization	1,685	2,508
Inventory reserves	1,353	1,707
State income taxes	8,246	7,440
Accrued liabilities	1,431	1,616
Accrued compensation	3,230	3,757
Stock compensation	3,580	4,613
Research and development	4,179	1,429
Lease liability	2,604	4,795
Unrealized foreign exchange loss	204	673
Other	10,319	9,450
Total deferred tax assets	40,901	42,870
Deferred Tax Liabilities
Property, plant and equipment	(9,403)	(6,874)
Intangible assets	(430,308)	(410,219)
Right-of-use asset	(2,371)	(4,300)
Total deferred tax liabilities	(442,082)	(421,393)
Net deferred tax liability	$ (401,181)	$ (378,523)

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Deferred Tax Assets, Inventory Recapitalization

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Deferred Tax Liability, Right-Of-Use Asset

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities.

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