Number of investments in debt securities measured at fair value which have been sold.

No definition available.

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- Definition

Per position price for debt securities classified as available-for-sale.

+ References

No definition available.

+ Details

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- Definition

Federal Reserve Bank advances, general debt obligations, amount of available, unused funds.

+ References

No definition available.

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- Definition

Federal Reserve Bank , general debt obligations, disclosures, collateral pledged.

+ References

No definition available.

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- Definition

Trust preferred securities after merger fair value adjustments.

+ References

No definition available.

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- Definition

Trust preferred securities before merger fair value adjustments.

+ References

No definition available.

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- Definition

Trust preferred securities fair value adjustment value amortization period.

+ References

No definition available.

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- Definition

The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives.

+ 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
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition

Indicates type of variable interest rate on debt instrument.

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-Topic 942
-SubTopic 470
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-Paragraph 3
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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.

+ References

No definition available.

+ Details

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- Definition

Amount of advances or credit lines available from the Federal Home Loan Bank (FHLB).

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- Definition

Amount of the collateral pledged in support of federal home loan bank advances outstanding.

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- Definition

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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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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Borrowings - Additional Information (Details)		9 Months Ended
Borrowings - Additional Information (Details)	Jun. 30, 2021 USD ($)	Sep. 30, 2025 USD ($) Securities	Sep. 30, 2024 USD ($)	Jun. 30, 2025 USD ($)	Dec. 31, 2024 USD ($)
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Federal home loan bank, advances, general debt obligations, amount of available, unused funds		$ 212,400,000
Federal reserve bank advances, eligible borrowing capacity		975,100,000
Merger fair value adjustments		11,975,000	$ 7,263,000
December 2003 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Trust preferred securities after merger fair value adjustments		10,800,000
Trust preferred securities before merger fair value adjustments		$ 12,000,000
Trust preferred securities fair value adjustment value amortization period		8 years
August 2005 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Trust preferred securities after merger fair value adjustments		$ 1,600,000
Trust preferred securities before merger fair value adjustments		$ 2,000,000
Trust preferred securities fair value adjustment value amortization period		10 years
Securities [Member]
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Federal home loan bank, advances, general debt obligations, disclosures, collateral pledged					$ 460,600,000
Federal reserve bank , general debt obligations, disclosures, collateral pledged		$ 349,400,000			204,400,000
Loans [Member]
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Federal reserve bank , general debt obligations, disclosures, collateral pledged		$ 841,100,000			265,500,000
Trust Preferred Securities [Member] \| December 2003 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Debt Securities, Available-for-sale, Number of Positions Sold \| Securities		12,000
Debt Securities, Available-for-sale, Price Per Position		1,000
Trust Preferred Securities [Member] \| August 2005 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Debt Securities, Available-for-sale, Number of Positions Sold \| Securities		2,000
Debt Securities, Available-for-sale, Price Per Position		1,000
Agricultural and Residential Real Estate [Member]
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Federal home loan bank, advances, general debt obligations, disclosures, collateral pledged		$ 610,100,000			$ 349,900,000
Line of Credit [Member]
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 20,000,000
Long-term line of credit		$ 0		$ 3,700,000
Line of Credit [Member] \| Minimum [Member]
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Debt instrument, basis spread on variable rate	3.25%	7.25%
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]	Prime Rate [Member]	Prime Rate [Member]
Subordinated Debt [Member] \| December 2003 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Debt instrument, interest rate, effective percentage		7.30%
Subordinated Debt [Member] \| August 2005 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Debt instrument, interest rate, effective percentage		6.06%
Subordinated Debt [Member] \| SOFR [Member] \| December 2003 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Debt instrument, basis spread on variable rate		3.00%
Subordinated Debt [Member] \| SOFR [Member] \| August 2005 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Debt instrument, basis spread on variable rate		1.86%
Subordinated Debt [Member] \| Trust Preferred Securities [Member] \| December 2003 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Merger fair value adjustments		$ 1,200,000
Subordinated Debt [Member] \| Trust Preferred Securities [Member] \| August 2005 offering
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]
Merger fair value adjustments		$ 403,000