Loans and Allowance for Credit Losses on Loans HFI - Payment Status Recorded Investment (Details) $ in Thousands	Sep. 30, 2024 USD ($)
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	$ 23,104
Nonaccrual loans	8,773
30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	32
90 days or more and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	14,299
Commercial and industrial
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	7,038
Nonaccrual loans	7,038
Commercial and industrial \| 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Commercial and industrial \| 90 days or more and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Commercial and industrial \| Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Construction
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	15,908
Nonaccrual loans	1,713
Construction \| 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Construction \| 90 days or more and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Construction \| Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	14,195
Residential real estate: \| 1-to-4 family mortgage
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	22
Nonaccrual loans	22
Residential real estate: \| 30-89 days past due and accruing interest \| 1-to-4 family mortgage
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Residential real estate: \| 90 days or more and accruing interest \| 1-to-4 family mortgage
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Residential real estate: \| Loans current on payments and accruing interest \| 1-to-4 family mortgage
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Consumer and other
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	136
Nonaccrual loans	0
Consumer and other \| 30-89 days past due and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	32
Consumer and other \| 90 days or more and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	0
Consumer and other \| Loans current on payments and accruing interest
Financing Receivable, Past Due [Line Items]
Loans held for investment, modified	$ 104

Accumulated amortized cost excluding accrued interest, of financing receivable modified for debtor experiencing financial difficulty.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 14
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-14

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 80
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479294/326-20-55-80

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