POSTRETIREMENT BENEFITS AND EMPLOYEE STOCK OWNERSHIP PLAN - ESOP Shares Outstanding (Details) - shares shares in Thousands	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Series A Preferred Stock
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Allocated (in shares)	22,724	24,449	25,901
Unallocated (in shares)	0	535	1,123
TOTAL (in shares)	22,724	24,984	27,024
Series B Preferred Stock
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Allocated (in shares)	33,723	32,172	30,719
Unallocated (in shares)	15,864	17,867	20,120
TOTAL (in shares)	49,587	50,039	50,839

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
-Name Accounting Standards Codification
-Topic 718
-SubTopic 40
-Section 50
-Paragraph 1
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480489/718-40-50-1

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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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