v3.26.1
Loans and Allowance for Credit Losses - Modified Payment Status (Detail) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 $ 22,352 $ 15,304
Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 15,732 10,615
Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 1,823
Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 129 23
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 6,491 2,843
Residential real estate [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 2,271 2,394
Residential real estate [Member] | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 1,807 227
Residential real estate [Member] | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 1,823
Residential real estate [Member] | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 129 23
Residential real estate [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 335 321
Residential real estate [Member] | Senior Lien    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 2,247 2,349
Residential real estate [Member] | Senior Lien | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 1,783 182
Residential real estate [Member] | Senior Lien | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 1,823
Residential real estate [Member] | Senior Lien | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 129 23
Residential real estate [Member] | Senior Lien | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 335 321
Residential real estate [Member] | Junior Lien    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 24 45
Residential real estate [Member] | Junior Lien | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 24 45
Residential real estate [Member] | Junior Lien | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Residential real estate [Member] | Junior Lien | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Residential real estate [Member] | Junior Lien | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial, financial, agricultural and other [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 1,085 3,511
Commercial, financial, agricultural and other [Member] | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 1,085 989
Commercial, financial, agricultural and other [Member] | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial, financial, agricultural and other [Member] | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial, financial, agricultural and other [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 2,522
Commercial, financial, agricultural and other [Member] | Equipment Finance    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 121 125
Commercial, financial, agricultural and other [Member] | Equipment Finance | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 121 125
Commercial, financial, agricultural and other [Member] | Equipment Finance | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial, financial, agricultural and other [Member] | Equipment Finance | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial, financial, agricultural and other [Member] | Equipment Finance | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial, financial, agricultural and other [Member] | Time and Demand Loans    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 964 3,386
Commercial, financial, agricultural and other [Member] | Time and Demand Loans | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 964 864
Commercial, financial, agricultural and other [Member] | Time and Demand Loans | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial, financial, agricultural and other [Member] | Time and Demand Loans | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial, financial, agricultural and other [Member] | Time and Demand Loans | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 2,522
Commercial, financial, agricultural and other [Member] | Commercial Credit Cards    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial, financial, agricultural and other [Member] | Commercial Credit Cards | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial, financial, agricultural and other [Member] | Commercial Credit Cards | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial, financial, agricultural and other [Member] | Commercial Credit Cards | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial, financial, agricultural and other [Member] | Commercial Credit Cards | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial, financial, agricultural and other [Member] | Time and Demand Loans Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial, financial, agricultural and other [Member] | Time and Demand Loans Other | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial, financial, agricultural and other [Member] | Time and Demand Loans Other | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial, financial, agricultural and other [Member] | Time and Demand Loans Other | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial, financial, agricultural and other [Member] | Time and Demand Loans Other | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 18,996 9,399
Commercial Real Estate [Member] | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 12,840 9,399
Commercial Real Estate [Member] | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial Real Estate [Member] | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial Real Estate [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 6,156 0
Commercial Real Estate [Member] | Owner Occupied Commercial Real Estate    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Owner Occupied Commercial Real Estate | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Owner Occupied Commercial Real Estate | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Owner Occupied Commercial Real Estate | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Owner Occupied Commercial Real Estate | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Multifamily    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Multifamily | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Multifamily | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Multifamily | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Multifamily | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Commercial Real Estate [Member] | Nonowner Occupied Commercial Real Estate    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 18,996 9,399
Commercial Real Estate [Member] | Nonowner Occupied Commercial Real Estate | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 12,840 9,399
Commercial Real Estate [Member] | Nonowner Occupied Commercial Real Estate | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial Real Estate [Member] | Nonowner Occupied Commercial Real Estate | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0 0
Commercial Real Estate [Member] | Nonowner Occupied Commercial Real Estate | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 6,156 $ 0
Loans to individuals [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Automobile Loan    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Automobile Loan | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Automobile Loan | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Automobile Loan | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Automobile Loan | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Consumer Credit Cards    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Consumer Credit Cards | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Consumer Credit Cards | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Consumer Credit Cards | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Consumer Credit Cards | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Other Consumer Loans    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Other Consumer Loans | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Other Consumer Loans | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Other Consumer Loans | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Loans to individuals [Member] | Other Consumer Loans | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Other    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Other | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Other | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Other | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Other | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Residential    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Residential | Financial Asset, Not Past Due    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Residential | Financial Asset, 30 to 59 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Residential | Financial Asset, 60 to 89 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 0  
Real estate construction [Member] | Construction Residential | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 $ 0