Loans sold during period.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

+ Details

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- Definition

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
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-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(13)(h))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478524/942-220-S99-1

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Amount, after valuation allowance, of financing receivable held for sale and not part of disposal group. Excludes loan covered under loss sharing agreement and loan classified as investment in debt security.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477011/948-310-45-1

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- Details

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- Details

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- Details

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- Details

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Loans Receivable - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit loss	$ 275,880,000	$ 288,234,000	$ 289,669,000	$ 236,714,000
Deteriorated Credit Quality \| Accounting Standards Update 2016-13 \| Cumulative Effect Period of Adoption Adjustment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit loss	76,300,000	130,700,000
Deteriorated Credit Quality \| Happy Bancshares, Inc. \| Accounting Standards Update 2016-13 \| Cumulative Effect Period of Adoption Adjustment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit loss	76,300,000	130,400,000
Deteriorated Credit Quality \| LH-Finance \| Accounting Standards Update 2016-13 \| Cumulative Effect Period of Adoption Adjustment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit loss		376,100
Mortgage Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage loans held for sale	98,700,000	123,400,000
SBA Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans sold during period	7,800,000	3,700,000	4,100,000
Gain on sale of guaranteed portion of loans	$ 617,000	$ 278,000	$ 183,000