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Capital Ratios - Capital Amounts and Ratios (Details) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2025 USD ($) | Dec. 31, 2024 USD ($)
Capital Ratios |  |
CET 1 ratio | 0.232 | 0.2242
Total Capital (to Risk Weighted Assets), Actual Ratio (as a percent) | 0.2499 | 0.2431
Tier 1 capital (to Risk Weighted Assets), Actual Ratio (as a percent) | 0.238 | 0.2306
Tier 1 capital (to Average Assets), Actual Ratio (as a percent) | 0.1935 | 0.1884
Percentage of capital securities issued by trust qualifying as Tier I capital, maximum | 25.00% |
Percentage of capital securities issued by trust qualifying as Tier II capital, minimum | 25.00% |
Junior subordinated deferrable interest debentures | $ 108,868,000 | $ 108,868,000

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- Definition Represents the minimum percentage of capital securities issued by the trust qualifying as Tier II capital on an aggregate basis. + References No definition available. + Details
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- Definition Ratio of total risk-based capital to risk-weighted assets as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477270/942-505-50-1 + Details
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- Definition Ratio of Common Equity Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477270/942-505-50-1 + Details
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- Definition Including the current and noncurrent portions, the carrying value of junior subordinated long-term debt owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets and was initially scheduled to be repaid after one year or beyond the normal operating cycle if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
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