Amount of addition (reduction) to the amount at which an asset could be incurred (settled) in a current transaction between willing parties.

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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.

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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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- Definition

Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

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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		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Mortgage servicing rights	$ 44,420		$ 44,420		$ 44,710
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 gains (losses) recorded	14,295	$ 0	14,295	$ 0
Included in earnings	(73)	0	(73)	0
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 gains (losses) recorded	1,471	2,140	2,038	2,741
Included in earnings	45	35	12	(38)
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 gains (losses) recorded	8,011	5,422	8,920	29,967
Included in earnings	$ (6,515)	(817)	$ (6,744)	(3,848)
Fair Value Measurements Nonrecurring [Member] \| Fair Value Inputs Level 3 [Member] \| Property Plant And Equipment [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying value, Related to gains (losses) recorded		0		1,242
Included in earnings		$ 0		$ (218)