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+ Details

- 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.

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+ Details

Segment Information - Summary of Community Banking Segment Total Assets (Detail) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025	Sep. 30, 2025
Segment Reporting [Line Items]
Total Assets	$ 34,228,531	$ 33,660,281
Operating Segments [Member] \| Community Banking [Member]
Segment Reporting [Line Items]
Total Assets	$ 34,228,531		$ 33,407,181