Business Combination, Number Of Bank Branches Acquired

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- Definition

Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets After Adjustments

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- Definition

Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Customer Deposits After Adjustments

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- Definition

Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financing Receivables After Adjustments

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

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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.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Value of stock issued pursuant to acquisitions during the period.

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Acquisitions - Narrative (Details)		3 Months Ended	5 Months Ended	6 Months Ended	12 Months Ended
Acquisitions - Narrative (Details)	Nov. 20, 2021 USD ($)	Jun. 30, 2022 USD ($)	Apr. 08, 2022 USD ($) shares	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)	Jun. 30, 2023 USD ($)	Nov. 19, 2021 USD ($) branch	Nov. 18, 2021 USD ($)
Business Acquisition [Line Items]
Stock issued for acquisition				$ 464,918,000
Spirit of Texas Bancshares, Inc.
Business Acquisition [Line Items]
Shares issued (in shares) \| shares			18,275,074
Payments to acquire businesses, gross			$ 464,900,000
Stock issued for acquisition		$ 464,918,000	$ 1,393,508,900
Number of bank branches acquired \| branch							35
Assets acquired, after acquisition method adjustments							$ 3,110,000,000
Loans acquired, after acquisition method adjustments						$ 0	2,290,000,000	$ 35,200,000
Customer deposits acquired, after acquisition method adjustments							$ 2,720,000,000
Goodwill acquired	$ 174,146,000
Acquisition-related costs					$ 18,700,000