INCOME TAXES - Unrecognized (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Reconciliation of beginning and ending amount of gross unrecognized tax benefits
Total gross unrecognized tax benefits at beginning of year	$ 36,547	$ 36,346	$ 28,542
Additions for tax positions of current year	537	1,709	1,624
Reductions for tax positions of prior years	(694)	(912)
Additions for tax positions of prior years			6,180
Reductions due to settlements with taxing authorities	(11,001)	(596)
Total amount of gross unrecognized tax benefits at end of year	25,389	36,547	$ 36,346
Unrecognized income tax benefits possible decrease	24,000
Accrued income-tax-related interest and penalties	12,600	$ 12,600
Advanced deposits	$ 12,600

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease.

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Amount of unrecognized tax benefits.

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount accrued 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 tax positions that have been or will be taken in current period tax return.

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