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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Term Extensions (Details) - Extended Maturity	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024
Commercial real estate | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted average term increase from modification	11 months	6 months	20 months
Residential mortgage | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted average term increase from modification		17 months
Residential mortgage | Other-Than-Insignificant Payment Delay
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted average term increase from modification	3 months		4 months
Other consumer | Other-Than-Insignificant Payment Delay
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted average term increase from modification		3 months 18 days
Commercial and industrial | Term Extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Weighted average term increase from modification		5 months	11 months

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- Definition

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.

+ References

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-Topic 310
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-Name Accounting Standards Codification
-Section 50
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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