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Summary of Significant Accounting Policies - Useful Lives for Principal Classes of Assets (Detail) | 12 Months Ended
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Dec. 31, 2023
Buildings and improvements | Minimum |
Property, Plant and Equipment [Line Items] |
Premises and equipment useful life | 10 years
Buildings and improvements | Maximum |
Property, Plant and Equipment [Line Items] |
Premises and equipment useful life | 30 years
Furniture and equipment | Minimum |
Property, Plant and Equipment [Line Items] |
Premises and equipment useful life | 3 years
Furniture and equipment | Maximum |
Property, Plant and Equipment [Line Items] |
Premises and equipment useful life | 10 years
Leasehold improvements |
Property, Plant and Equipment [Line Items] |
Premises and equipment useful life | Term of lease or useful life, whichever is shorter
Software | Minimum |
Property, Plant and Equipment [Line Items] |
Premises and equipment useful life | 3 years
Software | Maximum |
Property, Plant and Equipment [Line Items] |
Premises and equipment useful life | 7 years

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- Definition Property plant and equipment estimated useful lives description. + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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