$IBOC
International Bancshares Corp

2024 Q4 Form 10-Q Financial Statement

#000155837024014841 Filed on November 07, 2024

View on sec.gov

Income Statement

Concept 2024 Q4 2024 Q3
Revenue $222.7M
YoY Change 9.05%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization
YoY Change
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense
YoY Change
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income $127.0M
YoY Change -3.11%
Income Tax $27.20M
% Of Pretax Income 21.42%
Net Earnings $99.77M
YoY Change -3.38%
Net Earnings / Revenue 44.81%
Basic Earnings Per Share $1.60
Diluted Earnings Per Share $1.60
COMMON SHARES
Basic Shares Outstanding 62.20M 62.19M
Diluted Shares Outstanding 62.31M

Balance Sheet

Concept 2024 Q4 2024 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents $779.8M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment $435.7M
YoY Change 0.34%
Goodwill $282.5M
YoY Change 0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets $15.89B
YoY Change 6.6%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities
YoY Change
LONG-TERM LIABILITIES
Long-Term Debt
YoY Change
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities
YoY Change
TOTAL LIABILITIES
Total Short-Term Liabilities
Total Long-Term Liabilities
Total Liabilities $13.14B
YoY Change 3.37%
SHAREHOLDERS EQUITY
Retained Earnings $3.241B
YoY Change 10.89%
Common Stock $96.60M
YoY Change 0.16%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity $2.749B
YoY Change
Total Liabilities & Shareholders Equity $15.89B
YoY Change 6.6%

Cashflow Statement

Concept 2024 Q4 2024 Q3
OPERATING ACTIVITIES
Net Income $99.77M
YoY Change -3.38%
Depreciation, Depletion And Amortization
YoY Change
Cash From Operating Activities
YoY Change
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions
YoY Change
Other Investing Activities
YoY Change
Cash From Investing Activities
YoY Change
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities
YoY Change
NET CHANGE
Cash From Operating Activities
Cash From Investing Activities
Cash From Financing Activities
Net Change In Cash
YoY Change
FREE CASH FLOW
Cash From Operating Activities
Capital Expenditures
Free Cash Flow
YoY Change

Facts In Submission

Frame Concept Type Concept / XBRL Key Value Unit
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dei Entity Central Index Key
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dei Current Fiscal Year End Date
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dei Document Fiscal Year Focus
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dei Document Fiscal Period Focus
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dei Entity File Number
EntityFileNumber
000-09439
dei Entity Registrant Name
EntityRegistrantName
INTERNATIONAL BANCSHARES CORPORATION
dei Entity Incorporation State Country Code
EntityIncorporationStateCountryCode
TX
dei Entity Tax Identification Number
EntityTaxIdentificationNumber
74-2157138
dei Entity Address Address Line1
EntityAddressAddressLine1
1200 San Bernardo Avenue
dei Entity Address City Or Town
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Laredo
dei Entity Address State Or Province
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dei Entity Address City Or Town
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dei City Area Code
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dei Local Phone Number
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722-7611
dei Security12b Title
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Common Stock, $1.00 par value
dei Trading Symbol
TradingSymbol
IBOC
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dei Security12b Title
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InterestAndDividendIncomeOperating
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CY2023Q3 us-gaap Interest Expense Now Accounts Money Market Accounts And Savings Deposits
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us-gaap Interest Expense Now Accounts Money Market Accounts And Savings Deposits
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us-gaap Interest Expense Now Accounts Money Market Accounts And Savings Deposits
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CY2024Q3 us-gaap Interest Expense Time Deposits
InterestExpenseTimeDeposits
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CY2023Q3 us-gaap Interest Expense Time Deposits
InterestExpenseTimeDeposits
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us-gaap Interest Expense Time Deposits
InterestExpenseTimeDeposits
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us-gaap Interest Expense Securities Sold Under Agreements To Repurchase
InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase
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us-gaap Interest Expense Securities Sold Under Agreements To Repurchase
InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase
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InterestExpenseOtherDomesticDeposits
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CY2023Q3 us-gaap Interest Expense Other Domestic Deposits
InterestExpenseOtherDomesticDeposits
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us-gaap Interest Expense Other Domestic Deposits
InterestExpenseOtherDomesticDeposits
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us-gaap Interest Expense Other Domestic Deposits
InterestExpenseOtherDomesticDeposits
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InterestExpenseJuniorSubordinatedDebentures
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CY2023Q3 us-gaap Interest Expense Junior Subordinated Debentures
InterestExpenseJuniorSubordinatedDebentures
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us-gaap Interest Expense Junior Subordinated Debentures
InterestExpenseJuniorSubordinatedDebentures
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us-gaap Interest Expense Junior Subordinated Debentures
InterestExpenseJuniorSubordinatedDebentures
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CY2024Q3 us-gaap Interest Expense Operating
InterestExpenseOperating
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CY2023Q3 us-gaap Interest Expense Operating
InterestExpenseOperating
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us-gaap Interest Expense Operating
InterestExpenseOperating
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us-gaap Interest Expense Operating
InterestExpenseOperating
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CY2024Q3 us-gaap Interest Income Securities Tax Exempt
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CY2023Q3 us-gaap Interest Income Securities Tax Exempt
InterestIncomeSecuritiesTaxExempt
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us-gaap Interest Income Securities Tax Exempt
InterestIncomeSecuritiesTaxExempt
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us-gaap Interest Income Securities Tax Exempt
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OtherInterestAndDividendIncome
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OtherInterestAndDividendIncome
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us-gaap Other Interest And Dividend Income
OtherInterestAndDividendIncome
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us-gaap Other Interest And Dividend Income
OtherInterestAndDividendIncome
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CY2024Q3 us-gaap Interest And Dividend Income Operating
InterestAndDividendIncomeOperating
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CY2023Q3 us-gaap Interest And Dividend Income Operating
InterestAndDividendIncomeOperating
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us-gaap Interest And Dividend Income Operating
InterestAndDividendIncomeOperating
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us-gaap Interest And Dividend Income Operating
InterestAndDividendIncomeOperating
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CY2024Q3 us-gaap Interest Expense Now Accounts Money Market Accounts And Savings Deposits
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CY2023Q3 us-gaap Interest Expense Now Accounts Money Market Accounts And Savings Deposits
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us-gaap Interest Expense Now Accounts Money Market Accounts And Savings Deposits
InterestExpenseNOWAccountsMoneyMarketAccountsAndSavingsDeposits
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CY2024Q3 us-gaap Interest Expense Time Deposits
InterestExpenseTimeDeposits
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CY2023Q3 us-gaap Interest Expense Time Deposits
InterestExpenseTimeDeposits
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us-gaap Interest Expense Time Deposits
InterestExpenseTimeDeposits
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us-gaap Interest Expense Time Deposits
InterestExpenseTimeDeposits
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CY2024Q3 us-gaap Interest Expense Securities Sold Under Agreements To Repurchase
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CY2023Q3 us-gaap Interest Expense Securities Sold Under Agreements To Repurchase
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us-gaap Interest Expense Securities Sold Under Agreements To Repurchase
InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase
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us-gaap Interest Expense Securities Sold Under Agreements To Repurchase
InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase
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InterestExpenseOtherDomesticDeposits
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CY2023Q3 us-gaap Interest Expense Other Domestic Deposits
InterestExpenseOtherDomesticDeposits
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us-gaap Interest Expense Other Domestic Deposits
InterestExpenseOtherDomesticDeposits
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us-gaap Interest Expense Other Domestic Deposits
InterestExpenseOtherDomesticDeposits
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CY2024Q3 us-gaap Interest Expense Junior Subordinated Debentures
InterestExpenseJuniorSubordinatedDebentures
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CY2023Q3 us-gaap Interest Expense Junior Subordinated Debentures
InterestExpenseJuniorSubordinatedDebentures
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us-gaap Interest Expense Junior Subordinated Debentures
InterestExpenseJuniorSubordinatedDebentures
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us-gaap Interest Expense Junior Subordinated Debentures
InterestExpenseJuniorSubordinatedDebentures
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CY2024Q3 us-gaap Interest Expense Operating
InterestExpenseOperating
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CY2023Q3 us-gaap Interest Expense Operating
InterestExpenseOperating
36847000
us-gaap Interest Expense Operating
InterestExpenseOperating
154637000
us-gaap Interest Expense Operating
InterestExpenseOperating
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CY2024Q3 us-gaap Interest Income Expense Net
InterestIncomeExpenseNet
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CY2023Q3 us-gaap Interest Income Expense Net
InterestIncomeExpenseNet
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us-gaap Interest Income Expense Net
InterestIncomeExpenseNet
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us-gaap Interest Income Expense Net
InterestIncomeExpenseNet
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CY2024Q3 us-gaap Provision For Loan Losses Expensed
ProvisionForLoanLossesExpensed
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CY2023Q3 us-gaap Provision For Loan Losses Expensed
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us-gaap Provision For Loan Losses Expensed
ProvisionForLoanLossesExpensed
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us-gaap Provision For Loan Losses Expensed
ProvisionForLoanLossesExpensed
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CY2023Q3 us-gaap Interest Income Expense After Provision For Loan Loss
InterestIncomeExpenseAfterProvisionForLoanLoss
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us-gaap Interest Income Expense After Provision For Loan Loss
InterestIncomeExpenseAfterProvisionForLoanLoss
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us-gaap Interest Income Expense After Provision For Loan Loss
InterestIncomeExpenseAfterProvisionForLoanLoss
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CY2024Q3 us-gaap Debt And Equity Securities Gain Loss
DebtAndEquitySecuritiesGainLoss
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CY2023Q3 us-gaap Debt And Equity Securities Gain Loss
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CY2024Q3 us-gaap Interest Income Expense Net
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CY2023Q3 us-gaap Interest Income Expense Net
InterestIncomeExpenseNet
167328000
us-gaap Interest Income Expense Net
InterestIncomeExpenseNet
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us-gaap Interest Income Expense Net
InterestIncomeExpenseNet
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CY2024Q3 us-gaap Provision For Loan Losses Expensed
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8602000
CY2023Q3 us-gaap Provision For Loan Losses Expensed
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10476000
us-gaap Provision For Loan Losses Expensed
ProvisionForLoanLossesExpensed
30351000
us-gaap Provision For Loan Losses Expensed
ProvisionForLoanLossesExpensed
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CY2024Q3 us-gaap Interest Income Expense After Provision For Loan Loss
InterestIncomeExpenseAfterProvisionForLoanLoss
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CY2023Q3 us-gaap Interest Income Expense After Provision For Loan Loss
InterestIncomeExpenseAfterProvisionForLoanLoss
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us-gaap Interest Income Expense After Provision For Loan Loss
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us-gaap Interest Income Expense After Provision For Loan Loss
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CY2024Q3 us-gaap Debt And Equity Securities Gain Loss
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CY2023Q3 us-gaap Debt And Equity Securities Gain Loss
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us-gaap Debt And Equity Securities Gain Loss
DebtAndEquitySecuritiesGainLoss
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us-gaap Debt And Equity Securities Gain Loss
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CY2024Q3 us-gaap Noninterest Income Other
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CY2023Q3 us-gaap Noninterest Income Other
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NoninterestIncomeOther
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us-gaap Noninterest Income Other
NoninterestIncomeOther
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CY2024Q3 us-gaap Noninterest Income Other Operating Income
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3933000
CY2023Q3 us-gaap Noninterest Income Other Operating Income
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us-gaap Noninterest Income Other Operating Income
NoninterestIncomeOtherOperatingIncome
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us-gaap Noninterest Income Other Operating Income
NoninterestIncomeOtherOperatingIncome
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CY2024Q3 us-gaap Noninterest Income
NoninterestIncome
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CY2023Q3 us-gaap Noninterest Income
NoninterestIncome
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us-gaap Noninterest Income
NoninterestIncome
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us-gaap Noninterest Income
NoninterestIncome
123449000
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LaborAndRelatedExpense
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us-gaap Labor And Related Expense
LaborAndRelatedExpense
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OccupancyNet
7746000
CY2023Q3 us-gaap Occupancy Net
OccupancyNet
6268000
us-gaap Occupancy Net
OccupancyNet
20109000
us-gaap Occupancy Net
OccupancyNet
18598000
CY2024Q3 us-gaap Depreciation Nonproduction
DepreciationNonproduction
5594000
CY2023Q3 us-gaap Depreciation Nonproduction
DepreciationNonproduction
5488000
us-gaap Depreciation Nonproduction
DepreciationNonproduction
16938000
us-gaap Depreciation Nonproduction
DepreciationNonproduction
16362000
CY2024Q3 us-gaap Professional Fees
ProfessionalFees
4131000
CY2023Q3 us-gaap Professional Fees
ProfessionalFees
4123000
us-gaap Professional Fees
ProfessionalFees
12034000
us-gaap Professional Fees
ProfessionalFees
11051000
CY2024Q3 us-gaap Federal Deposit Insurance Corporation Premium Expense
FederalDepositInsuranceCorporationPremiumExpense
1731000
CY2023Q3 us-gaap Federal Deposit Insurance Corporation Premium Expense
FederalDepositInsuranceCorporationPremiumExpense
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us-gaap Federal Deposit Insurance Corporation Premium Expense
FederalDepositInsuranceCorporationPremiumExpense
5126000
us-gaap Federal Deposit Insurance Corporation Premium Expense
FederalDepositInsuranceCorporationPremiumExpense
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OtherRevenueExpenseFromRealEstateOperations
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us-gaap Debt And Equity Securities Gain Loss
DebtAndEquitySecuritiesGainLoss
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us-gaap Debt And Equity Securities Gain Loss
DebtAndEquitySecuritiesGainLoss
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CY2024Q3 us-gaap Noninterest Income Other
NoninterestIncomeOther
4180000
CY2023Q3 us-gaap Noninterest Income Other
NoninterestIncomeOther
3598000
us-gaap Noninterest Income Other
NoninterestIncomeOther
8852000
CY2024Q3 us-gaap Noninterest Income Other Operating Income
NoninterestIncomeOtherOperatingIncome
3933000
CY2023Q3 us-gaap Noninterest Income Other Operating Income
NoninterestIncomeOtherOperatingIncome
5863000
us-gaap Noninterest Income Other Operating Income
NoninterestIncomeOtherOperatingIncome
14380000
CY2024Q3 us-gaap Noninterest Income
NoninterestIncome
43842000
CY2023Q3 us-gaap Noninterest Income
NoninterestIncome
45385000
us-gaap Noninterest Income
NoninterestIncome
129604000
us-gaap Noninterest Income
NoninterestIncome
123449000
CY2024Q3 us-gaap Labor And Related Expense
LaborAndRelatedExpense
37543000
CY2023Q3 us-gaap Labor And Related Expense
LaborAndRelatedExpense
34773000
us-gaap Labor And Related Expense
LaborAndRelatedExpense
109039000
us-gaap Labor And Related Expense
LaborAndRelatedExpense
100926000
CY2024Q3 us-gaap Occupancy Net
OccupancyNet
7746000
CY2023Q3 us-gaap Occupancy Net
OccupancyNet
6268000
us-gaap Occupancy Net
OccupancyNet
20109000
us-gaap Occupancy Net
OccupancyNet
18598000
CY2024Q3 us-gaap Depreciation Nonproduction
DepreciationNonproduction
5594000
CY2023Q3 us-gaap Depreciation Nonproduction
DepreciationNonproduction
5488000
us-gaap Depreciation Nonproduction
DepreciationNonproduction
16938000
us-gaap Depreciation Nonproduction
DepreciationNonproduction
16362000
CY2024Q3 us-gaap Professional Fees
ProfessionalFees
4131000
CY2023Q3 us-gaap Professional Fees
ProfessionalFees
4123000
us-gaap Professional Fees
ProfessionalFees
12034000
us-gaap Professional Fees
ProfessionalFees
11051000
CY2024Q3 us-gaap Federal Deposit Insurance Corporation Premium Expense
FederalDepositInsuranceCorporationPremiumExpense
1731000
CY2023Q3 us-gaap Federal Deposit Insurance Corporation Premium Expense
FederalDepositInsuranceCorporationPremiumExpense
1744000
us-gaap Federal Deposit Insurance Corporation Premium Expense
FederalDepositInsuranceCorporationPremiumExpense
5126000
us-gaap Federal Deposit Insurance Corporation Premium Expense
FederalDepositInsuranceCorporationPremiumExpense
7575000
CY2024Q3 us-gaap Other Revenue Expense From Real Estate Operations
OtherRevenueExpenseFromRealEstateOperations
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CY2023Q3 us-gaap Other Revenue Expense From Real Estate Operations
OtherRevenueExpenseFromRealEstateOperations
1638000
us-gaap Other Revenue Expense From Real Estate Operations
OtherRevenueExpenseFromRealEstateOperations
-1463000
us-gaap Other Revenue Expense From Real Estate Operations
OtherRevenueExpenseFromRealEstateOperations
3278000
CY2024Q3 us-gaap Advertising Expense
AdvertisingExpense
1397000
CY2023Q3 us-gaap Advertising Expense
AdvertisingExpense
1360000
us-gaap Advertising Expense
AdvertisingExpense
4679000
us-gaap Advertising Expense
AdvertisingExpense
3913000
CY2024Q3 us-gaap Information Technology And Data Processing
InformationTechnologyAndDataProcessing
4820000
CY2023Q3 us-gaap Information Technology And Data Processing
InformationTechnologyAndDataProcessing
5081000
us-gaap Information Technology And Data Processing
InformationTechnologyAndDataProcessing
15783000
us-gaap Information Technology And Data Processing
InformationTechnologyAndDataProcessing
14978000
CY2024Q3 us-gaap Other Noninterest Expense
OtherNoninterestExpense
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CY2023Q3 us-gaap Other Noninterest Expense
OtherNoninterestExpense
14001000
us-gaap Other Noninterest Expense
OtherNoninterestExpense
34795000
us-gaap Other Noninterest Expense
OtherNoninterestExpense
36638000
CY2024Q3 us-gaap Noninterest Expense
NoninterestExpense
76215000
CY2023Q3 us-gaap Other Revenue Expense From Real Estate Operations
OtherRevenueExpenseFromRealEstateOperations
1638000
us-gaap Other Revenue Expense From Real Estate Operations
OtherRevenueExpenseFromRealEstateOperations
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us-gaap Other Revenue Expense From Real Estate Operations
OtherRevenueExpenseFromRealEstateOperations
3278000
CY2024Q3 us-gaap Advertising Expense
AdvertisingExpense
1397000
CY2023Q3 us-gaap Advertising Expense
AdvertisingExpense
1360000
us-gaap Advertising Expense
AdvertisingExpense
4679000
us-gaap Advertising Expense
AdvertisingExpense
3913000
CY2024Q3 us-gaap Information Technology And Data Processing
InformationTechnologyAndDataProcessing
4820000
CY2023Q3 us-gaap Information Technology And Data Processing
InformationTechnologyAndDataProcessing
5081000
us-gaap Information Technology And Data Processing
InformationTechnologyAndDataProcessing
14978000
CY2024Q3 us-gaap Other Noninterest Expense
OtherNoninterestExpense
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CY2023Q3 us-gaap Other Noninterest Expense
OtherNoninterestExpense
14001000
us-gaap Other Noninterest Expense
OtherNoninterestExpense
34795000
us-gaap Other Noninterest Expense
OtherNoninterestExpense
36638000
CY2024Q3 us-gaap Noninterest Expense
NoninterestExpense
76215000
CY2023Q3 us-gaap Noninterest Expense
NoninterestExpense
71200000
us-gaap Noninterest Expense
NoninterestExpense
219966000
us-gaap Noninterest Expense
NoninterestExpense
206763000
CY2024Q3 us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
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CY2023Q3 us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
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us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
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us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
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CY2024Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
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CY2023Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
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us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
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us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
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CY2024Q3 us-gaap Net Income Loss
NetIncomeLoss
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CY2023Q3 us-gaap Net Income Loss
NetIncomeLoss
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us-gaap Net Income Loss
NetIncomeLoss
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us-gaap Net Income Loss
NetIncomeLoss
305392000
CY2024Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
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CY2023Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
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us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
62172928
us-gaap Weighted Average Number Of Shares Outstanding Basic
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CY2024Q3 us-gaap Earnings Per Share Basic
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CY2023Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
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us-gaap Earnings Per Share Basic
EarningsPerShareBasic
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us-gaap Earnings Per Share Basic
EarningsPerShareBasic
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CY2024Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
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CY2023Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
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us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
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us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
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CY2024Q3 us-gaap Earnings Per Share Diluted
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CY2023Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
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us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
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us-gaap Earnings Per Share Diluted
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CY2024Q3 us-gaap Net Income Loss
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CY2023Q3 us-gaap Net Income Loss
NetIncomeLoss
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us-gaap Net Income Loss
NetIncomeLoss
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CY2023Q3 us-gaap Noninterest Expense
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us-gaap Noninterest Expense
NoninterestExpense
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us-gaap Noninterest Expense
NoninterestExpense
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CY2024Q3 us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
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CY2023Q3 us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
131037000
us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
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us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
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CY2024Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
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CY2023Q3 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
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us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
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us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
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CY2024Q3 us-gaap Net Income Loss
NetIncomeLoss
99772000
CY2023Q3 us-gaap Net Income Loss
NetIncomeLoss
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us-gaap Net Income Loss
NetIncomeLoss
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us-gaap Net Income Loss
NetIncomeLoss
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CY2024Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
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CY2023Q3 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
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us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
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us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
62089779
CY2024Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
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CY2023Q3 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
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us-gaap Earnings Per Share Basic
EarningsPerShareBasic
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CY2024Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
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CY2023Q3 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
62195486
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
62289708
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
62227379
CY2024Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
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CY2023Q3 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.66
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
4.72
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
4.91
CY2024Q3 us-gaap Net Income Loss
NetIncomeLoss
99772000
CY2023Q3 us-gaap Net Income Loss
NetIncomeLoss
103264000
us-gaap Net Income Loss
NetIncomeLoss
294083000
us-gaap Net Income Loss
NetIncomeLoss
305392000
CY2024Q3 us-gaap Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax
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CY2023Q3 us-gaap Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax
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us-gaap Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax
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us-gaap Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax
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CY2024Q3 us-gaap Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax
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CY2023Q3 us-gaap Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax
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609341000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear
295840000
CY2023Q4 iboc Financing Receivable Excluding Accrued Interest Originated Morethan Six Years Before Current Fiscal Year
FinancingReceivableExcludingAccruedInterestOriginatedMorethanSixYearsBeforeCurrentFiscalYear
533486000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss
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CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year
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CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year
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CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year
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494402000
CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year
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CY2024Q3 us-gaap Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss
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8587025000
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CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year
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CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year
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295840000
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FinancingReceivableExcludingAccruedInterestOriginatedMorethanSixYearsBeforeCurrentFiscalYear
533486000
CY2023Q4 us-gaap Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss
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8058961000
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465250
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8000
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
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11500
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
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ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber
459639
CY2024Q3 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
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22482
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39.33
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4400000
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4400000
CY2024Q3 us-gaap Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss
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4400000
CY2024Q3 us-gaap Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss
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5410095000
CY2024Q3 us-gaap Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
21823000
CY2024Q3 us-gaap Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax
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419334000
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3400000
CY2023Q4 us-gaap Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax
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519616000
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CY2023Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
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us-gaap Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Granted
ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted
8000
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
53.91
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Exercised
ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised
2111
iboc Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercised In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisedInPeriodWeightedAverageGrantDateFairValue
39.33
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Forfeitures
ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures
11500
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
39.33
CY2024Q3 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber
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CY2024Q3 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
39.60
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms
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9278000
CY2024Q3 iboc Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Vested And Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsVestedAndExercisableNumber
22482
iboc Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested And Exercisable Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExercisableWeightedAverageGrantDateFairValue
39.33
iboc Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested And Exercisable Weighted Average Remaining Contractual Terms
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExercisableWeightedAverageRemainingContractualTerms
P7Y9M
CY2024Q3 iboc Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Vested And Exercisable
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueVestedAndExercisable
460000
CY2024Q3 us-gaap Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss
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4400000
CY2024Q3 us-gaap Held To Maturity Securities Fair Value
HeldToMaturitySecuritiesFairValue
4400000
CY2024Q3 us-gaap Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss
DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss
4400000
CY2024Q3 us-gaap Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss
DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss
5410095000
CY2024Q3 us-gaap Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
21823000
CY2024Q3 us-gaap Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
419334000
CY2023Q4 us-gaap Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss
DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss
3400000
CY2023Q4 us-gaap Held To Maturity Securities Fair Value
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3400000
CY2023Q4 us-gaap Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss
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3400000
CY2023Q4 us-gaap Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss
DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss
5330814000
CY2023Q4 us-gaap Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
11143000
CY2023Q4 us-gaap Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax
AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
519616000
CY2024Q3 us-gaap Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date Rolling Within One Year
DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateRollingWithinOneYear
1325000
CY2024Q3 us-gaap Held To Maturity Securities Debt Maturities Next Rolling Twelve Months Fair Value
HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue
1325000
CY2024Q3 us-gaap Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date Rolling After One Through Five Years
DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYears
3075000
CY2024Q3 us-gaap Held To Maturity Securities Debt Maturities Rolling Year Two Through Five Fair Value
HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue
3075000
CY2024Q3 iboc Debt Securities Available For Sale Maturity Excluding Accrued Interest Allocated And Single Maturity Date Rolling After5 Through10 Years Amortized Cost
DebtSecuritiesAvailableForSaleMaturityExcludingAccruedInterestAllocatedAndSingleMaturityDateRollingAfter5Through10YearsAmortizedCost
1446000
CY2024Q3 us-gaap Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Fair Value
AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue
1441000
CY2024Q3 us-gaap Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date Rolling Within One Year
DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateRollingWithinOneYear
1325000
CY2024Q3 us-gaap Held To Maturity Securities Debt Maturities Next Rolling Twelve Months Fair Value
HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue
1325000
CY2024Q3 us-gaap Debt Securities Held To Maturity Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss Maturity Allocated And Single Maturity Date Rolling After One Through Five Years
DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLossMaturityAllocatedAndSingleMaturityDateRollingAfterOneThroughFiveYears
3075000
CY2024Q3 us-gaap Held To Maturity Securities Debt Maturities Rolling Year Two Through Five Fair Value
HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue
3075000
CY2024Q3 iboc Debt Securities Available For Sale Maturity Excluding Accrued Interest Allocated And Single Maturity Date Rolling After5 Through10 Years Amortized Cost
DebtSecuritiesAvailableForSaleMaturityExcludingAccruedInterestAllocatedAndSingleMaturityDateRollingAfter5Through10YearsAmortizedCost
1446000
CY2024Q3 us-gaap Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Fair Value
AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue
1441000
CY2024Q3 iboc Debt Securities Available For Sale Maturity Excluding Accrued Interest Allocated And Single Maturity Date Rolling After10 Years Amortized Cost
DebtSecuritiesAvailableForSaleMaturityExcludingAccruedInterestAllocatedAndSingleMaturityDateRollingAfter10YearsAmortizedCost
155477000
CY2024Q3 us-gaap Available For Sale Securities Debt Maturities Rolling After Year Ten Fair Value
AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue
155535000
CY2024Q3 iboc Debt Securities Available For Sale Excluding Accrued Interest Maturity Without Single Maturity Date Amortized Cost
DebtSecuritiesAvailableForSaleExcludingAccruedInterestMaturityWithoutSingleMaturityDateAmortizedCost
5253172000
CY2024Q3 us-gaap Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value
AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue
4855608000
CY2024Q3 us-gaap Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss
DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss
4400000
CY2024Q3 us-gaap Held To Maturity Securities Fair Value
HeldToMaturitySecuritiesFairValue
4400000
CY2024Q3 us-gaap Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss
DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss
5410095000
CY2024Q3 us-gaap Debt Securities Available For Sale Excluding Accrued Interest
DebtSecuritiesAvailableForSaleExcludingAccruedInterest
5012584000
CY2024Q3 us-gaap Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
2030000
us-gaap Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
3750000
CY2024Q3 us-gaap Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale
ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale
0
us-gaap Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale
ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale
0
CY2024Q3 us-gaap Debt Securities Available For Sale Realized Gain
DebtSecuritiesAvailableForSaleRealizedGain
0
us-gaap Debt Securities Available For Sale Realized Gain
DebtSecuritiesAvailableForSaleRealizedGain
0
CY2024Q3 us-gaap Debt Securities Available For Sale Realized Loss
DebtSecuritiesAvailableForSaleRealizedLoss
1
us-gaap Debt Securities Available For Sale Realized Loss
DebtSecuritiesAvailableForSaleRealizedLoss
1
CY2023Q3 us-gaap Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
1595000
us-gaap Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
2045000
CY2023Q3 us-gaap Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale
ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale
0
us-gaap Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale
ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale
0
CY2023Q3 us-gaap Debt Securities Available For Sale Realized Gain
DebtSecuritiesAvailableForSaleRealizedGain
0
us-gaap Debt Securities Available For Sale Realized Gain
DebtSecuritiesAvailableForSaleRealizedGain
0
CY2023Q3 us-gaap Debt Securities Available For Sale Realized Loss
DebtSecuritiesAvailableForSaleRealizedLoss
3
us-gaap Debt Securities Available For Sale Realized Loss
DebtSecuritiesAvailableForSaleRealizedLoss
3
CY2024Q3 us-gaap Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months
DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months
120141000
CY2024Q3 us-gaap Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss
DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
443000
CY2024Q3 us-gaap Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer
DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger
3616177000
CY2024Q3 us-gaap Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss
DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss
418891000
CY2024Q3 us-gaap Debt Securities Available For Sale Unrealized Loss Position
DebtSecuritiesAvailableForSaleUnrealizedLossPosition
3736318000
CY2024Q3 us-gaap Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss
DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss
419334000
CY2024Q3 iboc Debt Securities Available For Sale Maturity Excluding Accrued Interest Allocated And Single Maturity Date Rolling After10 Years Amortized Cost
DebtSecuritiesAvailableForSaleMaturityExcludingAccruedInterestAllocatedAndSingleMaturityDateRollingAfter10YearsAmortizedCost
155477000
CY2024Q3 us-gaap Available For Sale Securities Debt Maturities Rolling After Year Ten Fair Value
AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue
155535000
CY2024Q3 iboc Debt Securities Available For Sale Excluding Accrued Interest Maturity Without Single Maturity Date Amortized Cost
DebtSecuritiesAvailableForSaleExcludingAccruedInterestMaturityWithoutSingleMaturityDateAmortizedCost
5253172000
CY2024Q3 us-gaap Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value
AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue
4855608000
CY2024Q3 us-gaap Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss
DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss
4400000
CY2024Q3 us-gaap Debt Securities Available For Sale Excluding Accrued Interest
DebtSecuritiesAvailableForSaleExcludingAccruedInterest
5012584000
CY2024Q3 us-gaap Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
2030000
us-gaap Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
3750000
CY2024Q3 us-gaap Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale
ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale
0
us-gaap Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale
ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale
0
CY2024Q3 us-gaap Debt Securities Available For Sale Realized Gain
DebtSecuritiesAvailableForSaleRealizedGain
0
us-gaap Debt Securities Available For Sale Realized Gain
DebtSecuritiesAvailableForSaleRealizedGain
0
CY2024Q3 us-gaap Debt Securities Available For Sale Realized Loss
DebtSecuritiesAvailableForSaleRealizedLoss
1
us-gaap Debt Securities Available For Sale Realized Loss
DebtSecuritiesAvailableForSaleRealizedLoss
1
CY2023Q3 us-gaap Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
1595000
us-gaap Proceeds From Sale Of Available For Sale Securities Debt
ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
2045000
CY2023Q3 us-gaap Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale
ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale
0
us-gaap Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale
ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale
0
CY2023Q3 us-gaap Debt Securities Available For Sale Realized Gain
DebtSecuritiesAvailableForSaleRealizedGain
0
us-gaap Debt Securities Available For Sale Realized Gain
DebtSecuritiesAvailableForSaleRealizedGain
0
CY2023Q3 us-gaap Debt Securities Available For Sale Realized Loss
DebtSecuritiesAvailableForSaleRealizedLoss
3
us-gaap Debt Securities Available For Sale Realized Loss
DebtSecuritiesAvailableForSaleRealizedLoss
3
CY2024Q3 us-gaap Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months
DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months
120141000
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AffordableHousingProjectInvestmentWriteDownAmount
0
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us-gaap Affordable Housing Project Investment Write Down Amount
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0
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578099000
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AmortizationMethodQualifiedAffordableHousingProjectInvestments
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InvestmentProgramProportionalAmortizationMethodElectedIncomeTaxCredit
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CY2024Q3 us-gaap Amortization Method Qualified Affordable Housing Project Investments Amortization
AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization
6219000
us-gaap Amortization Method Qualified Affordable Housing Project Investments Amortization
AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization
18655000
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AffordableHousingProjectInvestmentWriteDownAmount
0
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AffordableHousingProjectInvestmentWriteDownAmount
0
us-gaap Affordable Housing Project Investment Write Down Amount
AffordableHousingProjectInvestmentWriteDownAmount
0
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AffordableHousingProjectInvestmentWriteDownAmount
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CY2024Q3 us-gaap Advances From Federal Home Loan Banks
AdvancesFromFederalHomeLoanBanks
10593000
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AdvancesFromFederalHomeLoanBanks
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iboc Number Of Statutory Business Trusts Issuing Preferred Securities
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4
iboc Number Of Statutory Business Trusts Issuing Preferred Securities
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4
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108868000
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20
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CY2024Q3 iboc Capital Securities Issued By Trust Qualifying As Tier One Capital
CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital
108868000
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CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital
108868000
CY2024Q3 us-gaap Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust
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108868000
CY2024Q3 us-gaap Advances From Federal Home Loan Banks
AdvancesFromFederalHomeLoanBanks
10593000
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AdvancesFromFederalHomeLoanBanks
10745000
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4
iboc Number Of Statutory Business Trusts Issuing Preferred Securities
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CY2024Q3 us-gaap Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust
JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust
108868000
CY2023Q4 us-gaap Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust
JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust
108868000
iboc Maximum Number Of Consecutive Quarterly Periods Available For Deferral Of Payment Of Interest
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20
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0.25
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CY2024Q3 iboc Capital Securities Issued By Trust Qualifying As Tier One Capital
CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital
108868000
CY2023Q4 iboc Capital Securities Issued By Trust Qualifying As Tier One Capital
CapitalSecuritiesIssuedByTrustQualifyingAsTierOneCapital
108868000
CY2024Q3 us-gaap Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust
JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust
108868000
CY2009Q2 srt Stock Repurchase Program Authorized Amount1
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40000000
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P12M
CY2024Q1 srt Stock Repurchase Program Authorized Amount1
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150000000
CY2024Q1 us-gaap Stock Repurchase Program Period In Force1
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CY2024Q4 us-gaap Stock Repurchased During Period Shares
StockRepurchasedDuringPeriodShares
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CY2024Q4 us-gaap Stock Repurchased During Period Value
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0.2172
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TierOneLeverageCapitalToAverageAssets
0.1833
CY2023Q4 us-gaap Tier One Leverage Capital To Average Assets
TierOneLeverageCapitalToAverageAssets
0.1746
CY2009Q2 srt Stock Repurchase Program Authorized Amount1
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40000000
CY2009Q2 us-gaap Stock Repurchase Program Period In Force1
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P12M
CY2024Q1 srt Stock Repurchase Program Authorized Amount1
StockRepurchaseProgramAuthorizedAmount1
150000000
CY2024Q1 us-gaap Stock Repurchase Program Period In Force1
StockRepurchaseProgramPeriodInForce1
P12M
CY2024Q4 us-gaap Stock Repurchased During Period Shares
StockRepurchasedDuringPeriodShares
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CY2024Q4 us-gaap Stock Repurchased During Period Value
StockRepurchasedDuringPeriodValue
415258000
CY2024Q3 us-gaap Common Equity Tier One Capital Ratio
CommonEquityTierOneCapitalRatio
0.2218
CY2023Q4 us-gaap Common Equity Tier One Capital Ratio
CommonEquityTierOneCapitalRatio
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CY2024Q3 us-gaap Tier One Leverage Capital To Average Assets
TierOneLeverageCapitalToAverageAssets
0.1833
CY2023Q4 us-gaap Tier One Leverage Capital To Average Assets
TierOneLeverageCapitalToAverageAssets
0.1746
CY2024Q3 us-gaap Tier One Risk Based Capital To Risk Weighted Assets
TierOneRiskBasedCapitalToRiskWeightedAssets
0.2285
CY2023Q4 us-gaap Tier One Risk Based Capital To Risk Weighted Assets
TierOneRiskBasedCapitalToRiskWeightedAssets
0.2239
CY2024Q3 us-gaap Capital To Risk Weighted Assets
CapitalToRiskWeightedAssets
0.2410
CY2023Q4 us-gaap Capital To Risk Weighted Assets
CapitalToRiskWeightedAssets
0.2365
iboc Maximum Percentage Of Capital Securities Issued By Trust Qualifying As Tier One Capital
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0.25
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CY2024Q3 us-gaap Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust
JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust
108868000
CY2024Q3 ecd Non Rule10b51 Arr Adopted Flag
NonRule10b51ArrAdoptedFlag
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CY2024Q3 ecd Rule10b51 Arr Adopted Flag
Rule10b51ArrAdoptedFlag
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CY2024Q3 ecd Non Rule10b51 Arr Trmntd Flag
NonRule10b51ArrTrmntdFlag
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CY2024Q3 ecd Rule10b51 Arr Trmntd Flag
Rule10b51ArrTrmntdFlag
false
CY2024Q3 us-gaap Tier One Risk Based Capital To Risk Weighted Assets
TierOneRiskBasedCapitalToRiskWeightedAssets
0.2285
CY2023Q4 us-gaap Tier One Risk Based Capital To Risk Weighted Assets
TierOneRiskBasedCapitalToRiskWeightedAssets
0.2239
CY2024Q3 us-gaap Capital To Risk Weighted Assets
CapitalToRiskWeightedAssets
0.2410
CY2023Q4 us-gaap Capital To Risk Weighted Assets
CapitalToRiskWeightedAssets
0.2365
iboc Maximum Percentage Of Capital Securities Issued By Trust Qualifying As Tier One Capital
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CY2024Q3 us-gaap Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust
JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust
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CY2024Q3 ecd Non Rule10b51 Arr Adopted Flag
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CY2024Q3 ecd Rule10b51 Arr Adopted Flag
Rule10b51ArrAdoptedFlag
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CY2024Q3 ecd Non Rule10b51 Arr Trmntd Flag
NonRule10b51ArrTrmntdFlag
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CY2024Q3 ecd Rule10b51 Arr Trmntd Flag
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