INCOME TAXES (Unrecognized Tax Benefits) (Details) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits at beginning of year	$ 22	$ 31	$ 47
Gross increases - tax positions in prior periods	1	1	2
Gross decreases - tax positions in prior periods	(5)	(11)	(20)
Gross increases - current period tax positions	3	4	6
Gross decreases - current period tax positions	0	0	0
Lapse of applicable statute of limitations	0	(1)	(3)
Settlements	0	(2)	(1)
Unrecognized tax benefits at end of year	$ 21	$ 22	$ 31

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

No definition available.

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- Definition

Amount of unrecognized tax benefits.

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Amount of decrease in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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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 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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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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