Premises and Equipment - Summary of Premises and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Land	$ 96,118	$ 97,082
Buildings	482,182	465,482
Leasehold improvements	262,438	240,731
Premises and equipment, gross	1,594,694	1,491,659
Less: accumulated depreciation and amortization	890,697	844,251
Right of use assets — operating leases	436,927
Premises and equipment, net	1,140,924	647,408
Owned Assets [Member]
Property, Plant and Equipment [Line Items]
Furniture and equipment	739,724	669,782
Less: accumulated depreciation and amortization	882,272	835,218
Capital Leases [Member]
Property, Plant and Equipment [Line Items]
Furniture and equipment	14,232	18,582
Less: accumulated depreciation and amortization	$ 8,425	$ 9,033

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 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 of lessee's right to use underlying asset under operating lease.

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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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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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