POSTRETIREMENT BENEFITS AND EMPLOYEE STOCK OWNERSHIP PLAN - ESOP SHARES OUTSTANDING (Details) - shares shares in Thousands	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Series A Preferred Stock
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Employee Stock Ownership Plan (ESOP), Number of Allocated Shares	24,449	25,901	27,759
Employee Stock Ownership Plan (ESOP), Number of Suspense Shares	535	1,123	1,769
Employee Stock Ownership Plan (ESOP), Shares in ESOP	24,984	27,024	29,528
Series B Preferred Stock
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Employee Stock Ownership Plan (ESOP), Number of Allocated Shares	32,172	30,719	29,203
Employee Stock Ownership Plan (ESOP), Number of Suspense Shares	17,867	20,120	22,349
Employee Stock Ownership Plan (ESOP), Shares in ESOP	50,039	50,839	51,552

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.

No definition available.

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- Definition

The shares or units in an ESOP trust that have been assigned to individual participant accounts based on a known formula. IRS rules require allocations to be nondiscriminatory generally based on compensation, length of service, or a combination of both. For any particular participant such shares or units may be vested, unvested, or partially vested.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 40
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929

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- Definition

Shares contributed to the ESOP that have not yet been released, committed to be released, or allocated to participant accounts. Suspense shares generally collateralize ESOP debt.

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- Definition

Sum of the allocated, committed-to-be-released and suspense shares of the entity held by the plan.

+ References

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