FAIR VALUE - Impairment of Valuation Adjustments were Recorded for Assets Recognized at Fair Value (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Mortgage servicing rights	$ 44,710	$ 42,132
OREO [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying value, Related to gains (losses) recorded	5,461	9,126	$ 50,248
Included in earnings	(917,000)	(48,000)	(1,837,000)
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	12,306	0	0
Included in earnings	(106,000)	0	0
Loans Receivable [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Carrying value, Related to gains (losses) recorded	11,437	31,534	74,197
Included in earnings	(736)	(5,466)	(13,737)
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	1,242	0	0
Included in earnings	(218)	0	0
Fair Value Inputs Level 3 [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Included in earnings	$ (434)	$ (136)	$ 1,641