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FAIR VALUE - Impairment of Valuation Adjustments were Recorded for Assets Recognized at Fair Value (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Other real estate owned	$ 19,330		$ 19,330		$ 32,669
Mortgage servicing rights	42,416		42,416		$ 45,244
Fair Value Measurements Nonrecurring [Member] | Fair Value Inputs Level 2 [Member] | Loans Held For Sale [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying value, Related to (losses) gains recorded		$ 8,961		$ 8,961
(Losses) gains recorded		16		(57)
Fair Value Measurements Nonrecurring [Member] | Fair Value Inputs Level 3 [Member] | OREO [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying value, Related to (losses) gains recorded	752	1,085	1,437	2,124
(Losses) gains recorded	$ (33)	$ (169)	$ (108)	$ (205)
Fair Value Measurements Nonrecurring [Member] | Fair Value Inputs Level 3 [Member] | OREO [Member] | Minimum [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Haircut applied on appraisals	2.00%	2.00%	2.00%	2.00%
Fair Value Measurements Nonrecurring [Member] | Fair Value Inputs Level 3 [Member] | OREO [Member] | Maximum [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Haircut applied on appraisals	44.00%	27.00%	44.00%	27.00%
Fair Value Measurements Nonrecurring [Member] | Fair Value Inputs Level 3 [Member] | Loans Receivable [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying value, Related to (losses) gains recorded	$ 5,910	$ 16,655	$ 22,204	$ 24,933
(Losses) gains recorded	$ (386)	$ (2,495)	$ (1,441)	$ (9,234)
Haircut applied on appraisals			4.00%
Fair Value Measurements Nonrecurring [Member] | Fair Value Inputs Level 3 [Member] | Loans Receivable [Member] | Minimum [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Haircut applied on appraisals				1.00%
Fair Value Measurements Nonrecurring [Member] | Fair Value Inputs Level 3 [Member] | Loans Receivable [Member] | Maximum [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Haircut applied on appraisals				22.00%

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Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

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Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

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