Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Deferred tax assets:
Employee related accruals	$ 6,632	$ 5,940
Inventory	6,472	10,681
Environmental remediation	652	783
Net operating loss carry forwards-domestic	864	689
Net operating loss carry forwards-foreign	921	2,705
Operating lease liabilities	7,073	8,399
R&D cost capitalization	7,380	8,647
Interest expense limitation	426	3,900
Accrued expenses	10,450	11,001
Acquisition related expenses	2,051	2,161
Other	2,017	4,703
Deferred tax assets, gross	44,938	59,609
Valuation allowance	(569)	(1,279)	$ (1,288)	$ (2,598)
Deferred tax assets, net of valuation allowance	44,369	58,330
Deferred tax liabilities:
Property, plant and equipment and intangible assets	(16,961)	(18,989)
Operating lease ROU assets	(6,636)	(7,939)
Prepaid expenses	(1,651)	(1,728)
Unrealized foreign exchange	(1,188)	(1,601)
Non-U.S. withholding and related taxes, net, on planned repatriation	(250)	(250)
Other	(4,641)	(6,472)
Total	(31,327)	(36,979)
Net deferred tax asset	$ 13,042	$ 21,351

Deferred Tax Assets, Acquisition-related Expenses

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

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Deferred Tax Assets, Research and Development Cost Capitalization

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Deferred Tax Liabilities, Property, Plant and Equipment and Intangible Assets

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Amount of deferred tax liability attributable to taxable temporary differences.

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-Topic 740
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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible interest carryforward.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards.

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

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

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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 leasing arrangements.

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Amount of deferred tax liability attributable to taxable temporary differences classified as other.

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Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses.

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Amount of deferred tax liability attributable to taxable temporary differences from undistributed earnings of subsidiary and other recognized entity not within country of domicile. Includes, but is not limited to, other basis differences.

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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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