INCOME TAXES - ADDITIONAL INFORMATION OTHER (Details) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2020	Jun. 30, 2037	Jun. 30, 2019
Operating Loss Carryforwards	$ 2,900		$ 3,500
Liability for uncertain tax position	$ 60
Subsequent Event \| Net Operating Loss, Expiring Within 20 Years \| Maximum
Operating Loss Carryforwards		$ 900

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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant