Number of banking locations.

No definition available.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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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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- Definition

Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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Recent Developments Including Mergers and Acquisitions - Additional Information (Detail) $ in Thousands	Feb. 08, 2022 USD ($) Location	Mar. 31, 2023 USD ($)	Mar. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jun. 17, 2021 USD ($)
Business Combination Separately Recognized Transactions [Line Items]
Total assets		$ 12,332,105		$ 12,387,863
Loans held for investment (net of unearned interest)		7,118,608		6,943,563
Deposits		10,610,103		10,974,228
Goodwill		$ 182,055		$ 182,055
Federal Home Loan Bank [Member]
Business Combination Separately Recognized Transactions [Line Items]
Line of credit			$ 200,000
Subordinated Notes due 2036 [Member] \| Private Placement [Member]
Business Combination Separately Recognized Transactions [Line Items]
Aggregate principal amount					$ 60,000
Fixed-to-floating rate					3.50%
Worthington [Member]
Business Combination Separately Recognized Transactions [Line Items]
Purchase price	$ 77,700
Total assets	478,000
Loans held for investment (net of unearned interest)	257,000
Deposits	430,000
Intangibles assets, net	5,900
Goodwill	$ 32,100
Worthington [Member] \| Arlington, Texas [Member]
Business Combination Separately Recognized Transactions [Line Items]
Number of banking locations \| Location	1
Worthington [Member] \| Colleyville, Texas [Member]
Business Combination Separately Recognized Transactions [Line Items]
Number of banking locations \| Location	1
Worthington [Member] \| Fort Worth, Texas [Member]
Business Combination Separately Recognized Transactions [Line Items]
Number of banking locations \| Location	2