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Unrecognized tax benefit if recognized that would impact adjustments to deferred tax assets and valuation allowances.

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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 operating loss carryforwards that are not subject to expiration dates.

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

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates.

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Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards.

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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 not recognized because of the exceptions to comprehensive recognition of deferred taxes related to undistributed earnings of foreign subsidiaries.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

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Amount of unrecognized tax benefits.

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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of increase in unrecognized tax benefits resulting from acquisitions.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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Income Taxes (Narratives) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Operating Loss Carryforwards [Line Items]
Change in valuation allowance for fiscal year	$ (20,900)	$ (2,200)
Federal tax net operating loss carry-forwards	184,500
State tax net operating loss carry-forwards	162,800
Tax credit carry-forwards	70,683	68,003	$ 67,364
Amount of cumulative undistributed earnings to be reinvested indefinitely of non-U.S. subsidiaries	33,100
Deferred tax liability related to withholding taxes of certain foreign subsidiaries	676	578	551
Unrecorded deferred tax liability for potential withholding tax of unrecognized foreign earnings	6,200
Additions resulting from the acquisition of Aerohive	75,000
Unrecognized tax benefits	18,367	19,064	23,897	$ 17,168
Unrecognized tax benefits that would affect the effective tax rate if recognized	300
Unrecognized tax benefit future impact if recognized	18,100
Estimated interest and penalties related to underpayment of income taxes, less than	$ 100	$ 100	$ 100
Aerohive Networks, Inc.
Operating Loss Carryforwards [Line Items]
Amortization period of intangible assets and goodwill resulting from acquisition	10 years
IRELAND
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 8,900
AUSTRALIA
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	6,900
BRAZIL
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	15,200
Foreign
Operating Loss Carryforwards [Line Items]
Tax credit carry-forwards	8,700
State
Operating Loss Carryforwards [Line Items]
Tax credit carry-forwards	33,700
State \| Subject To Expiration In FY2023
Operating Loss Carryforwards [Line Items]
Tax credit carry-forwards	900
State \| Not Subject To Expiration
Operating Loss Carryforwards [Line Items]
Tax credit carry-forwards	32,800
Federal
Operating Loss Carryforwards [Line Items]
Deferred tax assets operating loss carryforwards subject to expiration	87,400
Deferred tax assets operating loss carryforwards not subject to expiration	97,100
Tax credit carry-forwards	44,000
Federal \| Subject To Expiration In FY2023
Operating Loss Carryforwards [Line Items]
Tax credit carry-forwards	$ 35,300