PREMISES AND EQUIPMENT - Premises and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property Plant And Equipment [Line Items]
Buildings and improvements	$ 143,470	$ 135,802
Leasehold improvements	77,702	76,390
Furniture, equipment and software	161,886	155,567
Premises and equipment gross	383,058	367,759
Accumulated depreciation and amortization	(277,853)	(264,233)
Subtotal	105,205	103,526
Land	29,965	24,485
Projects in progress	6,846	14,924
Premises and equipment, net	$ 142,016	$ 142,935
Minimum [Member] \| Building And Improvements [Member]
Property Plant And Equipment [Line Items]
Premises and equipment useful life	10 years
Minimum [Member] \| Leasehold Improvements [Member]
Property Plant And Equipment [Line Items]
Premises and equipment useful life	1 year
Minimum [Member] \| Furniture And Fixtures [Member]
Property Plant And Equipment [Line Items]
Premises and equipment useful life	2 years
Maximum [Member] \| Building And Improvements [Member]
Property Plant And Equipment [Line Items]
Premises and equipment useful life	35 years
Maximum [Member] \| Leasehold Improvements [Member]
Property Plant And Equipment [Line Items]
Premises and equipment useful life	10 years
Maximum [Member] \| Furniture And Fixtures [Member]
Property Plant And Equipment [Line Items]
Premises and equipment useful life	10 years

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- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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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 after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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