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Premises and Equipment - Components and Depreciation and Amortization Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Components of premises and equipment
Total premises and equipment	$ 553,529	$ 533,477
Less: Accumulated depreciation and amortization	264,999	252,016
Net book value	288,530	281,461
Depreciation and amortization expenses	13,789	13,585	$ 15,318
Occupancy
Components of premises and equipment
Depreciation and amortization expenses	8,009	8,336	9,192
Equipment
Components of premises and equipment
Depreciation and amortization expenses	5,780	5,249	$ 6,126
Buildings
Components of premises and equipment
Total premises and equipment	294,574	294,401
Furniture and equipment
Components of premises and equipment
Total premises and equipment	86,991	82,807
Land
Components of premises and equipment
Total premises and equipment	100,619	97,306
Leasehold improvements
Components of premises and equipment
Total premises and equipment	$ 71,345	$ 58,963

X

- 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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