Deposits - Additional Information (Detail) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Time Deposits	$ 2,503,421
Accrued interest payable on deposits	34,800
Total deposits reclassified to loans due to overdrafts	2,400	$ 1,200
Time Deposits More Than $250,000
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Time Deposits	$ 1,137,536	$ 1,000,000

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.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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-Publisher FASB
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Amount of accrued but unpaid interest on deposit liabilities.

+ References

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-Topic 942
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-Name Accounting Standards Codification
-Section S99
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Amount of deposits held by the entity that have been reclassified as loan balances receivable, for example, but not limited to, overdrafts receivable.

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Amount of time deposit liabilities, including certificates of deposit.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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