FAIR VALUE OF FINANCIAL INSTRUMENTS - Individually Evaluated Loans (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis
Individually evaluated loans outstanding balance, net of a valuation allowance	$ 10,778,280		$ 10,783,192
Allowance for credit losses	90,455		88,751
Provision for credit losses	9,626	$ 5,210
Nonrecurring
Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis
Individually evaluated loans outstanding balance, net of a valuation allowance	3,700		9,700
Allowance for credit losses	1,700		2,100
Provision for credit losses	398
Nonrecurring \| Level 3
Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis
Individually evaluated loans	1,958		7,584
Reported value measurement
Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis
Individually evaluated loans	10,776,322		10,775,608
Reported value measurement \| Nonrecurring
Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis
Individually evaluated loans	$ 1,958		$ 7,584

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- Definition

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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- Definition

Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

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- Definition

Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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- Definition

Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-10

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