$CATY
CATHAY GENERAL BANCORP Stock $caty

$caty Overview Financials Valuation SEC Filings Company Website

2023 Q4 Form 10-Q Financial Statement

#000143774923030959 Filed on November 08, 2023

Income Statement

Concept	2023 Q4	2023 Q3
Revenue		$11.79M
YoY Change		6.88%
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	$1.971M	$2.000M
YoY Change	-36.64%	-11.97%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense		$137.8M
YoY Change		383.86%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$93.02M	$92.50M
YoY Change	-29.14%	-28.85%
Income Tax	$10.49M	$10.13M
% Of Pretax Income	11.28%	10.95%
Net Earnings	$82.53M	$82.37M
YoY Change	-15.45%	-16.83%
Net Earnings / Revenue		698.53%
Basic Earnings Per Share		$1.14
Diluted Earnings Per Share	$1.13	$1.13
COMMON SHARES
Basic Shares Outstanding	72.65M	72.56M
Diluted Shares Outstanding		72.89M

Balance Sheet

Concept	2023 Q4	2023 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$828.8M	$1.163B
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	$123.2M	$91.03M
YoY Change	-0.99%	-28.38%
Goodwill	$375.7M	$375.7M
YoY Change	0.0%	0.0%
Intangibles	$4.461M	$4.725M
YoY Change	-22.51%	-31.99%
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	$23.08B	$22.84B
YoY Change	4.98%	4.36%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$34.80M	$33.00M
YoY Change	7.01%	-2.74%
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due	$0.00	$0.00
YoY Change
Total Short-Term Liabilities	$34.80M	$33.00M
YoY Change	7.01%	-2.74%
LONG-TERM LIABILITIES
Long-Term Debt	$134.9M	$142.0M
YoY Change	-4.81%	0.15%
Other Long-Term Liabilities	$306.5M	$364.0M
YoY Change	-11.1%	3.35%
Total Long-Term Liabilities	$441.5M	$506.0M
YoY Change	-9.27%	2.43%
TOTAL LIABILITIES
Total Short-Term Liabilities	$34.80M	$33.00M
Total Long-Term Liabilities	$441.5M	$506.0M
Total Liabilities	$20.34B	$20.21B
YoY Change	4.27%	3.78%
SHAREHOLDERS EQUITY
Retained Earnings	$2.500B	$2.443B
YoY Change	11.38%	12.45%
Common Stock	$914.0K	$913.0K
YoY Change	0.33%	0.22%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$2.737B	$2.640B
YoY Change
Total Liabilities & Shareholders Equity	$23.08B	$22.84B
YoY Change	4.98%	4.36%

Cashflow Statement

Concept	2023 Q4	2023 Q3
OPERATING ACTIVITIES
Net Income	$82.53M	$82.37M
YoY Change	-15.45%	-16.83%
Depreciation, Depletion And Amortization	$1.971M	$2.000M
YoY Change	-36.64%	-11.97%
Cash From Operating Activities	$65.84M	$107.1M
YoY Change	-32.41%	-43.89%
INVESTING ACTIVITIES
Capital Expenditures	$1.801M	$600.0K
YoY Change	506.4%	-169.44%
Acquisitions
YoY Change
Other Investing Activities	-$588.1M	-$140.5M
YoY Change	198.4%	-75.03%
Cash From Investing Activities	-$589.9M	-$141.2M
YoY Change	198.87%	-74.94%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	189.9M	-285.2M
YoY Change	-19343.87%	-159.16%
NET CHANGE
Cash From Operating Activities	65.84M	107.1M
Cash From Investing Activities	-589.9M	-141.2M
Cash From Financing Activities	189.9M	-285.2M
Net Change In Cash	-334.1M	-319.3M
YoY Change	230.98%	-391.91%
FREE CASH FLOW
Cash From Operating Activities	$65.84M	$107.1M
Capital Expenditures	$1.801M	$600.0K
Free Cash Flow	$64.04M	$106.5M
YoY Change	-34.06%	-44.45%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
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CY2023Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	usd
CY2023Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2023Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000
CY2023Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	91310545
CY2023Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	72586992
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	91090614
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	72742151
CY2023Q3	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	18723553
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	18348463
CY2023Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.34
CY2023Q3	us-gaap	Debt Securities Held To Maturity Transfer To Available For Sale Allowance For Credit Loss Expense DebtSecuritiesHeldToMaturityTransferToAvailableForSaleAllowanceForCreditLossExpense	0	usd
CY2023Q3	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	0	usd
	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2023-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-31830
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	95-4274680
	dei	Entity Address Address Line1 EntityAddressAddressLine1	777 North Broadway
	dei	Entity Address City Or Town EntityAddressCityOrTown	Los Angeles
	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	90012
	dei	City Area Code CityAreaCode	213
	dei	Local Phone Number LocalPhoneNumber	625-4700
	dei	Security12b Title Security12bTitle	Common Stock
	dei	Trading Symbol TradingSymbol	CATY
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
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	caty	Letter Of Credit Commissions LetterOfCreditCommissions	4767000	usd
CY2023Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	5631000	usd
CY2022Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	6054000	usd
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	16226000	usd
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	21114000	usd
CY2023Q3	us-gaap	Noninterest Income NoninterestIncome	7837000	usd
CY2022Q3	us-gaap	Noninterest Income NoninterestIncome	9876000	usd
	us-gaap	Noninterest Income NoninterestIncome	45191000	usd
	us-gaap	Noninterest Income NoninterestIncome	44726000	usd
CY2023Q3	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	38774000	usd
CY2022Q3	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	34677000	usd
	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	114048000	usd
	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	107453000	usd
CY2023Q3	us-gaap	Occupancy Net OccupancyNet	5851000	usd
CY2022Q3	us-gaap	Occupancy Net OccupancyNet	5975000	usd
	us-gaap	Occupancy Net OccupancyNet	16883000	usd
	us-gaap	Occupancy Net OccupancyNet	17150000	usd
CY2023Q3	us-gaap	Equipment Expense EquipmentExpense	4387000	usd
CY2022Q3	us-gaap	Equipment Expense EquipmentExpense	3509000	usd
	us-gaap	Equipment Expense EquipmentExpense	12899000	usd
	us-gaap	Equipment Expense EquipmentExpense	9762000	usd
CY2023Q3	us-gaap	Professional Fees ProfessionalFees	7906000	usd
CY2022Q3	us-gaap	Professional Fees ProfessionalFees	6337000	usd
	us-gaap	Professional Fees ProfessionalFees	24212000	usd
	us-gaap	Professional Fees ProfessionalFees	20738000	usd
CY2023Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	3614000	usd
CY2022Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	3484000	usd
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	11010000	usd
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	9813000	usd
CY2023Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	3063000	usd
CY2022Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	2003000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	9230000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	5999000	usd
CY2023Q3	us-gaap	Marketing Expense MarketingExpense	1587000	usd
CY2022Q3	us-gaap	Marketing Expense MarketingExpense	2005000	usd
	us-gaap	Marketing Expense MarketingExpense	4777000	usd
	us-gaap	Marketing Expense MarketingExpense	4692000	usd
CY2023Q3	caty	Foreclosed Real Estate Expense Income ForeclosedRealEstateExpenseIncome	435000	usd
CY2022Q3	caty	Foreclosed Real Estate Expense Income ForeclosedRealEstateExpenseIncome	55000	usd
	caty	Foreclosed Real Estate Expense Income ForeclosedRealEstateExpenseIncome	566000	usd
	caty	Foreclosed Real Estate Expense Income ForeclosedRealEstateExpenseIncome	93000	usd
CY2023Q3	caty	Operations Of Affordable Housing Investments Net And Alternative Energy Partnerships Net OperationsOfAffordableHousingInvestmentsNetAndAlternativeEnergyPartnershipsNet	23157000	usd
CY2022Q3	caty	Operations Of Affordable Housing Investments Net And Alternative Energy Partnerships Net OperationsOfAffordableHousingInvestmentsNetAndAlternativeEnergyPartnershipsNet	11949000	usd
	caty	Operations Of Affordable Housing Investments Net And Alternative Energy Partnerships Net OperationsOfAffordableHousingInvestmentsNetAndAlternativeEnergyPartnershipsNet	60497000	usd
	caty	Operations Of Affordable Housing Investments Net And Alternative Energy Partnerships Net OperationsOfAffordableHousingInvestmentsNetAndAlternativeEnergyPartnershipsNet	27471000	usd
CY2023Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	250000	usd
CY2022Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	250000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1059000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	724000	usd
CY2023Q3	caty	Business Combination Acquisition And Integration Costs BusinessCombinationAcquisitionAndIntegrationCosts	0	usd
CY2022Q3	caty	Business Combination Acquisition And Integration Costs BusinessCombinationAcquisitionAndIntegrationCosts	59000	usd
	caty	Business Combination Acquisition And Integration Costs BusinessCombinationAcquisitionAndIntegrationCosts	0	usd
	caty	Business Combination Acquisition And Integration Costs BusinessCombinationAcquisitionAndIntegrationCosts	4086000	usd
CY2023Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4949000	usd
CY2022Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	5085000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	14799000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	14227000	usd
CY2023Q3	us-gaap	Noninterest Expense NoninterestExpense	93973000	usd
CY2022Q3	us-gaap	Noninterest Expense NoninterestExpense	75388000	usd
	us-gaap	Noninterest Expense NoninterestExpense	269980000	usd
	us-gaap	Noninterest Expense NoninterestExpense	222208000	usd
CY2023Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	92504000	usd
CY2022Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	130017000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	310564000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	341258000	usd
CY2023Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10133000	usd
CY2022Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	30982000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	38966000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	78217000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	82371000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	99035000	usd
	us-gaap	Net Income Loss NetIncomeLoss	271598000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263041000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-24043000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-43191000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-19915000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-115612000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-441000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	1645000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-1323000	usd
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	5803000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-24484000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-41546000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-21238000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-109809000	usd
CY2023Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	57887000	usd
CY2022Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	57489000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	250360000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	153232000	usd
CY2023Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.34
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.74
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.52
CY2023Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.13
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.33
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.73
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.5
CY2023Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.34
CY2022Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.34
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.02
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.02
CY2023Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	72568518
CY2022Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	73956052
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	72546149
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	74743941
CY2023Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	72890414
CY2022Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	74242052
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	72847907
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	75068232
CY2023Q2	us-gaap	Stockholders Equity StockholdersEquity	2602671000	usd
CY2023Q3	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	865000	usd
CY2023Q3	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	usd
CY2023Q3	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	11000	usd
CY2023Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	9000	usd
CY2023Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1987000	usd
CY2023Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	24672000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-24484000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	82371000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	2638736000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	2431532000	usd
CY2022Q3	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	920000	usd
CY2022Q3	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	usd
CY2022Q3	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	849000	usd
CY2022Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	46290000	usd
CY2022Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1816000	usd
CY2022Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	25059000	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-41546000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	99035000	usd
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	2419559000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	2474040000	usd
	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	2699000	usd
	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	1000	usd
	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	850000	usd
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	3538000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	16683000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4945000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	73938000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-21238000	usd
	us-gaap	Net Income Loss NetIncomeLoss	271598000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	2638736000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	2446251000	usd
	us-gaap	Stock Issued During Period Value Dividend Reinvestment Plan StockIssuedDuringPeriodValueDividendReinvestmentPlan	2792000	usd
	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	1000	usd
	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	849000	usd
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	2864000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	109774000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	5183000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	76111000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-109809000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263041000	usd
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	2419559000	usd
	us-gaap	Net Income Loss NetIncomeLoss	271598000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263041000	usd
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	24255000	usd
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	13143000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	12079000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	713000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	6402000	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	6847000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	7258000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	7446000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	444000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-3216000	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-0	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	6000	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	-0	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1000	usd
	caty	Proceeds From Sale Of Loans Operating Activities ProceedsFromSaleOfLoansOperatingActivities	0	usd
	caty	Proceeds From Sale Of Loans Operating Activities ProceedsFromSaleOfLoansOperatingActivities	33000	usd
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-6000	usd
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-46000	usd
	caty	Accretion Amortization Of Investments AccretionAmortizationOfInvestments	60497000	usd
	caty	Accretion Amortization Of Investments AccretionAmortizationOfInvestments	27471000	usd
	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	14000	usd
	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	101000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	5729000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-2875000	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	9298000	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	1257000	usd
	caty	Write Off Of Debt Securities WriteOffOfDebtSecurities	-3000000	usd
	caty	Write Off Of Debt Securities WriteOffOfDebtSecurities	-0	usd
	us-gaap	Employee Benefits And Share Based Compensation Noncash EmployeeBenefitsAndShareBasedCompensationNoncash	5795000	usd
	us-gaap	Employee Benefits And Share Based Compensation Noncash EmployeeBenefitsAndShareBasedCompensationNoncash	6032000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	61019000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	81025000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	27813000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	125345000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	318929000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	365960000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	472303000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	583992000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	412268000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	130673000	usd
	us-gaap	Proceeds From Sale Of Trading Securities Heldforinvestment ProceedsFromSaleOfTradingSecuritiesHeldforinvestment	0	usd
	us-gaap	Proceeds From Sale Of Trading Securities Heldforinvestment ProceedsFromSaleOfTradingSecuritiesHeldforinvestment	553000	usd
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	usd
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	4013000	usd
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	21550000	usd
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	9776000	usd
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	21550000	usd
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	9776000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	789465000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	1122519000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1633000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3093000	usd
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	0	usd
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	307000	usd
	caty	Net Increase In Investment In Affordable Housing Investing And Alternative Energy Partnerships NetIncreaseInInvestmentInAffordableHousingInvestingAndAlternativeEnergyPartnerships	36076000	usd
	caty	Net Increase In Investment In Affordable Housing Investing And Alternative Energy Partnerships NetIncreaseInInvestmentInAffordableHousingInvestingAndAlternativeEnergyPartnerships	107000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-0	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	73882000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-887209000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1648047000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	1130271000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-58316000	usd
	caty	Payments For Fhlbank Advance Financing Activities PaymentsForFhlbankAdvanceFinancingActivities	470000000	usd
	caty	Payments For Fhlbank Advance Financing Activities PaymentsForFhlbankAdvanceFinancingActivities	-340000000	usd
	us-gaap	Payments Of Dividends PaymentsOfDividends	73938000	usd
	us-gaap	Payments Of Dividends PaymentsOfDividends	76111000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	16683000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	109774000	usd
	us-gaap	Proceeds From Issuance Of Common Stock Dividend Reinvestment Plan ProceedsFromIssuanceOfCommonStockDividendReinvestmentPlan	2700000	usd
	us-gaap	Proceeds From Issuance Of Common Stock Dividend Reinvestment Plan ProceedsFromIssuanceOfCommonStockDividendReinvestmentPlan	2793000	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3538000	usd
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2864000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	568812000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	95728000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	532000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1186359000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1162402000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	2449704000	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1162934000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1263345000	usd
	us-gaap	Interest Paid Net InterestPaidNet	336722000	usd
	us-gaap	Interest Paid Net InterestPaidNet	52147000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	60332000	usd
	us-gaap	Income Taxes Paid IncomeTaxesPaid	59981000	usd
	caty	Net Change In Unrealized Holding Loss Gain On Securities Available For Sale Net Of Tax NetChangeInUnrealizedHoldingLossGainOnSecuritiesAvailableForSaleNetOfTax	-19915000	usd
	caty	Net Change In Unrealized Holding Loss Gain On Securities Available For Sale Net Of Tax NetChangeInUnrealizedHoldingLossGainOnSecuritiesAvailableForSaleNetOfTax	-115612000	usd
	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	-1323000	usd
	us-gaap	Change In Unrealized Gain Loss On Fair Value Hedging Instruments1 ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1	5803000	usd
	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	0	usd
	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	32000	usd
	caty	Transfers To Other Real Estate Owned From Loans Held For Investment TransfersToOtherRealEstateOwnedFromLoansHeldForInvestment	6264000	usd
	caty	Transfers To Other Real Estate Owned From Loans Held For Investment TransfersToOtherRealEstateOwnedFromLoansHeldForInvestment	0	usd
	us-gaap	Nature Of Operations NatureOfOperations	<p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;"><b><i><span style="text-decoration: underline; "><em style="font: inherit;">1.</em> Business</span></i></b></p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:justify;margin:0pt;">Cathay General Bancorp (“Bancorp”) is the holding company for Cathay Bank (the “Bank” and, together, with Bancorp, the “Company”), ten limited partnerships investing in affordable housing investments in which the Bank is the sole limited partner, and GBC Venture Capital, Inc. Bancorp also owns 100% of the common stock of <em style="font: inherit;">five</em> statutory business trusts created for the purpose of issuing capital securities. The Bank was founded in <em style="font: inherit;">1962</em> and offers a wide range of financial services. As of <em style="font: inherit;"> September 30, 2023</em>, the Bank operates 24 branches in Southern California, 19 branches in Northern California, 9 branches in New York State, four in Washington State, two in Illinois, two in Texas, one in Maryland, Massachusetts, Nevada, and New Jersey, one in Hong Kong, and a representative office in Taipei, Beijing, and Shanghai. Deposit accounts at the Hong Kong branch are <em style="font: inherit;">not</em> insured by the Federal Deposit Insurance Corporation (the “FDIC”).</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p>
CY2023Q3	caty	Number Of Limited Partnerships In Housing Investments NumberOfLimitedPartnershipsInHousingInvestments	10	pure
CY2023Q3	caty	Percentage Of Subsidiaries Common Securities Owned By Parent Company PercentageOfSubsidiariesCommonSecuritiesOwnedByParentCompany	1	pure
	caty	Average Excess Balances Maintained With Federal Reserve Bank AverageExcessBalancesMaintainedWithFederalReserveBank	1100000000	usd
CY2022	caty	Average Excess Balances Maintained With Federal Reserve Bank AverageExcessBalancesMaintainedWithFederalReserveBank	1240000000	usd
CY2023Q3	us-gaap	Margin Deposit Assets MarginDepositAssets	84900000	usd
CY2022Q4	us-gaap	Margin Deposit Assets MarginDepositAssets	88900000	usd
CY2023Q3	us-gaap	Restricted Cash RestrictedCash	24600000	usd
CY2022Q4	us-gaap	Restricted Cash RestrictedCash	25400000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	82371000	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	99035000	usd
	us-gaap	Net Income Loss NetIncomeLoss	271598000	usd
	us-gaap	Net Income Loss NetIncomeLoss	263041000	usd
CY2023Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	72568518
CY2022Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	73956052
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	72546149
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	74743941
CY2023Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	321896
CY2022Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	286000
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	301758
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	324291
CY2023Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	72890414
CY2022Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	74242052
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	72847907
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	75068232
CY2023Q3	caty	Average Shares Of Stock Options And Restricted Stock Units With Anti Dilutive Effect AverageSharesOfStockOptionsAndRestrictedStockUnitsWithAntiDilutiveEffect	0
CY2022Q3	caty	Average Shares Of Stock Options And Restricted Stock Units With Anti Dilutive Effect AverageSharesOfStockOptionsAndRestrictedStockUnitsWithAntiDilutiveEffect	13534
	caty	Average Shares Of Stock Options And Restricted Stock Units With Anti Dilutive Effect AverageSharesOfStockOptionsAndRestrictedStockUnitsWithAntiDilutiveEffect	2098
	caty	Average Shares Of Stock Options And Restricted Stock Units With Anti Dilutive Effect AverageSharesOfStockOptionsAndRestrictedStockUnitsWithAntiDilutiveEffect	48073
CY2023Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.14
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.34
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.74
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.52
CY2023Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.13
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.33
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.73
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.5
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	1581507
CY2023Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1684951000	usd
CY2023Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	227000	usd
CY2023Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	176380000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1508798000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1622173000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	690000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	149515000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1473348000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAccruedInterestAfterAllowanceForCreditLoss	5500000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	442957000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	442208000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	241407000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	225644000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	154327000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	142157000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	846260000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	698789000	usd
CY2023Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1684951000	usd
CY2023Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1508798000	usd
CY2023Q3	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-6200000	usd
CY2022Q3	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-3700000	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	9300000	usd
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	1300000	usd
CY2023Q3	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	31500000	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	22200000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	196414000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	2649000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	986143000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	173731000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	1182557000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	176380000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	769045000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	39023000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	562156000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	110492000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	1331201000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	149515000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	202	pure
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	195	pure
CY2023Q1	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	3000000	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0	usd
	us-gaap	Debt Securities Held To Maturity Transfer To Available For Sale Allowance For Credit Loss Expense DebtSecuritiesHeldToMaturityTransferToAvailableForSaleAllowanceForCreditLossExpense	0	usd
CY2023Q3	caty	Pledged Investment Securities PledgedInvestmentSecurities	132200000	usd
CY2022Q4	caty	Pledged Investment Securities PledgedInvestmentSecurities	145700000	usd
CY2023Q3	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	19023822000	usd
CY2022Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	18254024000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	154619000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	146485000	usd
CY2023Q3	us-gaap	Financing Receivable Unamortized Loan Commitment Origination Fee And Premium Discount FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount	-9521000	usd
CY2022Q4	us-gaap	Financing Receivable Unamortized Loan Commitment Origination Fee And Premium Discount FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount	-6641000	usd
CY2023Q3	us-gaap	Notes Receivable Net NotesReceivableNet	18859682000	usd
CY2022Q4	us-gaap	Notes Receivable Net NotesReceivableNet	18100898000	usd
CY2023Q3	caty	Percentage Of Charge Off To Contractual Balances For Impaired Loans PercentageOfChargeOffToContractualBalancesForImpairedLoans	0.062	pure
CY2022Q4	caty	Percentage Of Charge Off To Contractual Balances For Impaired Loans PercentageOfChargeOffToContractualBalancesForImpairedLoans	0.141	pure
CY2023Q3	caty	Financing Receivable Nonaccrual Average Recorded Investment FinancingReceivableNonaccrualAverageRecordedInvestment	74673000	usd
CY2023Q3	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	79000	usd
	caty	Financing Receivable Nonaccrual Average Recorded Investment FinancingReceivableNonaccrualAverageRecordedInvestment	71878000	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	254000	usd
CY2022Q3	caty	Financing Receivable Nonaccrual Average Recorded Investment FinancingReceivableNonaccrualAverageRecordedInvestment	62474000	usd
CY2022Q3	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	198000	usd
	caty	Financing Receivable Nonaccrual Average Recorded Investment FinancingReceivableNonaccrualAverageRecordedInvestment	72442000	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	528000	usd
CY2023Q3	caty	Financing Receivable Nonaccrual No Allowance Unpaid Principal Balance FinancingReceivableNonaccrualNoAllowanceUnpaidPrincipalBalance	89455000	usd
CY2023Q3	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	68075000	usd
CY2023Q3	caty	Financing Receivable Nonaccrual Unpaid Principal Balance FinancingReceivableNonaccrualUnpaidPrincipalBalance	98710000	usd
CY2023Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	77330000	usd
CY2023Q3	caty	Financing Receivable Nonaccrual Allowance FinancingReceivableNonaccrualAllowance	4221000	usd
CY2022Q4	caty	Financing Receivable Nonaccrual No Allowance Unpaid Principal Balance FinancingReceivableNonaccrualNoAllowanceUnpaidPrincipalBalance	74673000	usd
CY2022Q4	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	54140000	usd
CY2022Q4	caty	Financing Receivable Nonaccrual With Allowance Unpaid Principal Balance FinancingReceivableNonaccrualWithAllowanceUnpaidPrincipalBalance	16539000	usd
CY2022Q4	caty	Financing Receivable Nonaccrual With Allowance FinancingReceivableNonaccrualWithAllowance	14714000	usd
CY2022Q4	caty	Financing Receivable Nonaccrual Allowance FinancingReceivableNonaccrualAllowance	3941000	usd
CY2022Q4	caty	Financing Receivable Nonaccrual Unpaid Principal Balance FinancingReceivableNonaccrualUnpaidPrincipalBalance	91212000	usd
CY2022Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	68854000	usd
CY2022Q4	caty	Financing Receivable Nonaccrual Allowance FinancingReceivableNonaccrualAllowance	3941000	usd
CY2023Q3	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	19023822000	usd
CY2022Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	18254024000	usd
CY2022Q3	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	6	pure
CY2022Q3	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	4038000	usd
CY2022Q3	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	4014000	usd
CY2022Q3	caty	Financing Receivables Impaired Troubled Debt Restructuring Specific Reserve FinancingReceivablesImpairedTroubledDebtRestructuringSpecificReserve	0	usd
CY2022Q3	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	3000	usd
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	14	pure
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	10877000	usd
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	10849000	usd
	caty	Financing Receivables Impaired Troubled Debt Restructuring Specific Reserve FinancingReceivablesImpairedTroubledDebtRestructuringSpecificReserve	0	usd
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	2570000	usd
CY2023Q3	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	2653000	usd
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	2688000	usd
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	0	usd
CY2023Q3	us-gaap	Financing Receivable Troubled Debt Restructuring Increase Decrease From Modification FinancingReceivableTroubledDebtRestructuringIncreaseDecreaseFromModification	2653000	usd
	us-gaap	Financing Receivable Troubled Debt Restructuring Increase Decrease From Modification FinancingReceivableTroubledDebtRestructuringIncreaseDecreaseFromModification	2688000	usd
CY2023Q3	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	usd
CY2023Q3	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	2801037000	usd
CY2023Q3	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	3697058000	usd
CY2023Q3	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	3189006000	usd
CY2023Q3	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	1662819000	usd
CY2023Q3	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	1742356000	usd
CY2023Q3	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	3817666000	usd
CY2023Q3	us-gaap	Financing Receivable Revolving FinancingReceivableRevolving	2079465000	usd
CY2023Q3	us-gaap	Financing Receivable Revolving Converted To Term Loan FinancingReceivableRevolvingConvertedToTermLoan	24894000	usd
CY2023Q3	us-gaap	Notes Receivable Gross NotesReceivableGross	19014301000	usd
	us-gaap	Financing Receivable Year One Originated Current Fiscal Year Writeoff FinancingReceivableYearOneOriginatedCurrentFiscalYearWriteoff	0	usd
	us-gaap	Financing Receivable Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff FinancingReceivableYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff	291000	usd
	us-gaap	Financing Receivable Year Three Originated Two Years Before Current Fiscal Year Writeoff FinancingReceivableYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff	967000	usd
	us-gaap	Financing Receivable Year Four Originated Three Years Before Current Fiscal Year Writeoff FinancingReceivableYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff	245000	usd
	us-gaap	Financing Receivable Year Five Originated Four Years Before Current Fiscal Year Writeoff FinancingReceivableYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff	4641000	usd
	us-gaap	Financing Receivable Originated More Than Five Years Before Current Fiscal Year Writeoff FinancingReceivableOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff	10208000	usd
	us-gaap	Financing Receivable Revolving Writeoff FinancingReceivableRevolvingWriteoff	1521000	usd
	us-gaap	Financing Receivable Revolving Converted To Term Loan Writeoff FinancingReceivableRevolvingConvertedToTermLoanWriteoff	0	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	17873000	usd
CY2022Q4	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	3943040000	usd
CY2022Q4	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	3489846000	usd
CY2022Q4	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	1905136000	usd
CY2022Q4	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	1908992000	usd
CY2022Q4	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	1530238000	usd
CY2022Q4	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	3138606000	usd
CY2022Q4	us-gaap	Financing Receivable Revolving FinancingReceivableRevolving	2303152000	usd
CY2022Q4	us-gaap	Financing Receivable Revolving Converted To Term Loan FinancingReceivableRevolvingConvertedToTermLoan	28373000	usd
CY2022Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	18247383000	usd
CY2022	us-gaap	Financing Receivable Year One Originated Current Fiscal Year Writeoff FinancingReceivableYearOneOriginatedCurrentFiscalYearWriteoff	211000	usd
CY2022	us-gaap	Financing Receivable Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff FinancingReceivableYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff	587000	usd
CY2022	us-gaap	Financing Receivable Year Three Originated Two Years Before Current Fiscal Year Writeoff FinancingReceivableYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff	120000	usd
CY2022	us-gaap	Financing Receivable Year Four Originated Three Years Before Current Fiscal Year Writeoff FinancingReceivableYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff	71000	usd
CY2022	us-gaap	Financing Receivable Year Five Originated Four Years Before Current Fiscal Year Writeoff FinancingReceivableYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff	3877000	usd
CY2022	us-gaap	Financing Receivable Originated More Than Five Years Before Current Fiscal Year Writeoff FinancingReceivableOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff	360000	usd
CY2022	us-gaap	Financing Receivable Revolving Writeoff FinancingReceivableRevolvingWriteoff	264000	usd
CY2022	us-gaap	Financing Receivable Revolving Converted To Term Loan Writeoff FinancingReceivableRevolvingConvertedToTermLoanWriteoff	0	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	5490000	usd
CY2023Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	155109000	usd
CY2023Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	6121000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	7483000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	872000	usd
CY2023Q3	caty	Financing Receivable Allowance For Credit Losses Net Charge Offs FinancingReceivableAllowanceForCreditLossesNetChargeOffs	-6611000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	154619000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	148772000	usd
CY2022Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	602000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	2228000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	1671000	usd
CY2022Q3	caty	Financing Receivable Allowance For Credit Losses Net Charge Offs FinancingReceivableAllowanceForCreditLossesNetChargeOffs	-557000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	148817000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	146485000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	21581000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	17873000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	4426000	usd
	caty	Financing Receivable Allowance For Credit Losses Net Charge Offs FinancingReceivableAllowanceForCreditLossesNetChargeOffs	-13447000	usd
CY2023Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	154619000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	136157000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	12709000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	2500000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	2451000	usd
	caty	Financing Receivable Allowance For Credit Losses Net Charge Offs FinancingReceivableAllowanceForCreditLossesNetChargeOffs	-49000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	148817000	usd
CY2023Q3	us-gaap	Derivative Asset Notional Amount DerivativeAssetNotionalAmount	1502403000	usd
CY2023Q3	us-gaap	Interest Rate Derivative Assets At Fair Value InterestRateDerivativeAssetsAtFairValue	83434000	usd
CY2022Q4	us-gaap	Derivative Asset Notional Amount DerivativeAssetNotionalAmount	817615000	usd
CY2023Q3	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Amount Of Available Unused Funds FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds	7300000000	usd
CY2023Q3	us-gaap	Junior Subordinated Long Term Notes JuniorSubordinatedLongTermNotes	119100000	usd
CY2022Q4	us-gaap	Junior Subordinated Long Term Notes JuniorSubordinatedLongTermNotes	119100000	usd
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.126	pure
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.229	pure
CY2023Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1508798000	usd
CY2023Q3	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	31456000	usd
CY2023Q3	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	1624588000	usd
CY2023Q3	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	56997000	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1473348000	usd
CY2022Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	22158000	usd
CY2022Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	1540447000	usd
CY2022Q4	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	52806000	usd
CY2023Q3	us-gaap	Asset Impairment Charges AssetImpairmentCharges	252000	usd
CY2022Q3	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1786000	usd
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	4069000	usd
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1786000	usd
CY2022	us-gaap	Asset Impairment Charges AssetImpairmentCharges	4145000	usd
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1172000	usd
CY2023Q3	caty	Notional Amount Of Foreign Currency Derivative Purchase Contracts With Gain NotionalAmountOfForeignCurrencyDerivativePurchaseContractsWithGain	220784000	usd
CY2023Q3	caty	Foreign Exchange Contract Asset Fair Value Gain Disclosure ForeignExchangeContractAssetFairValueGainDisclosure	858000	usd
CY2022Q4	caty	Notional Amount Of Foreign Currency Derivative Purchase Contracts With Gain NotionalAmountOfForeignCurrencyDerivativePurchaseContractsWithGain	72996000	usd
CY2022Q4	caty	Foreign Exchange Contract Asset Fair Value Gain Disclosure ForeignExchangeContractAssetFairValueGainDisclosure	448000	usd
CY2022Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	11033000	usd
CY2022Q4	us-gaap	Interest Rate Derivative Assets At Fair Value InterestRateDerivativeAssetsAtFairValue	44443000	usd
CY2023Q3	caty	Notional Amount Of Foreign Currency Derivative Purchase Contracts With Loss NotionalAmountOfForeignCurrencyDerivativePurchaseContractsWithLoss	64971000	usd
CY2023Q3	caty	Foreign Currency Contract Asset Fair Value Loss Disclosure ForeignCurrencyContractAssetFairValueLossDisclosure	939000	usd
CY2022Q4	caty	Notional Amount Of Foreign Currency Derivative Purchase Contracts With Loss NotionalAmountOfForeignCurrencyDerivativePurchaseContractsWithLoss	170213000	usd
CY2022Q4	caty	Foreign Currency Contract Asset Fair Value Loss Disclosure ForeignCurrencyContractAssetFairValueLossDisclosure	942000	usd
CY2023Q3	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	642054000	usd
CY2023Q3	us-gaap	Interest Rate Derivative Liabilities At Fair Value InterestRateDerivativeLiabilitiesAtFairValue	56058000	usd
CY2022Q4	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	595426000	usd
CY2022Q4	us-gaap	Interest Rate Derivative Liabilities At Fair Value InterestRateDerivativeLiabilitiesAtFairValue	51864000	usd
CY2023Q3	caty	Commitments To Extend Notional Amount CommitmentsToExtendNotionalAmount	3989855000	usd
CY2023Q3	caty	Commitments To Extend Credit Fair Value CommitmentsToExtendCreditFairValue	-15038000	usd
CY2022Q4	caty	Commitments To Extend Notional Amount CommitmentsToExtendNotionalAmount	3630304000	usd
CY2022Q4	caty	Commitments To Extend Credit Fair Value CommitmentsToExtendCreditFairValue	-14797000	usd
CY2023Q3	caty	Standby Letters Of Credit Notional Amount StandbyLettersOfCreditNotionalAmount	329789000	usd
CY2023Q3	caty	Standby Letters Of Credit Fair Value StandbyLettersOfCreditFairValue	-2308000	usd
CY2022Q4	caty	Standby Letters Of Credit Notional Amount StandbyLettersOfCreditNotionalAmount	315821000	usd
CY2022Q4	caty	Standby Letters Of Credit Fair Value StandbyLettersOfCreditFairValue	-2738000	usd
CY2023Q3	caty	Other Letters Of Credit Notional Amount OtherLettersOfCreditNotionalAmount	10214000	usd
CY2023Q3	caty	Other Letters Of Credit Fair Value OtherLettersOfCreditFairValue	-10000	usd
CY2022Q4	caty	Other Letters Of Credit Notional Amount OtherLettersOfCreditNotionalAmount	29416000	usd
CY2022Q4	caty	Other Letters Of Credit Fair Value OtherLettersOfCreditFairValue	-33000	usd
CY2023Q3	us-gaap	Goodwill Goodwill	375700000	usd
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	250000	usd
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1001000	usd
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	946000	usd
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	870000	usd
CY2023Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	870000	usd
CY2023Q3	caty	Finitelived Intangible Asset Expected Amortization After Year Four FinitelivedIntangibleAssetExpectedAmortizationAfterYearFour	357000	usd
CY2023Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	4294000	usd
CY2014Q2	us-gaap	Junior Subordinated Notes JuniorSubordinatedNotes	119100000	usd
CY2023Q3	us-gaap	Derivative Assets DerivativeAssets	83434000	usd
CY2023Q3	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	9820000	usd
CY2023Q3	caty	Net Amount Of Derivative Assets Presented In The Balance Sheet NetAmountOfDerivativeAssetsPresentedInTheBalanceSheet	73614000	usd
CY2023Q2	us-gaap	Derivative Asset Fair Value Of Collateral DerivativeAssetFairValueOfCollateral	70745000	usd
CY2023Q3	caty	Net Amount Of Derivative Assets Presented In The Balance Sheet Not Offset NetAmountOfDerivativeAssetsPresentedInTheBalanceSheetNotOffset	2869000	usd
CY2023Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	56058000	usd
CY2023Q3	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	-0	usd
CY2023Q3	caty	Net Amount Of Derivative Liabilities Presented In The Balance Sheet NetAmountOfDerivativeLiabilitiesPresentedInTheBalanceSheet	56058000	usd
CY2023Q2	us-gaap	Derivative Liability Fair Value Of Collateral DerivativeLiabilityFairValueOfCollateral	-0	usd
CY2023Q3	caty	Net Amount Of Derivative Liabilities Presented In The Balance Sheet Not Offset NetAmountOfDerivativeLiabilitiesPresentedInTheBalanceSheetNotOffset	56058000	usd
CY2022Q4	us-gaap	Derivative Assets DerivativeAssets	90451000	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	46008000	usd
CY2022Q4	caty	Net Amount Of Derivative Assets Presented In The Balance Sheet NetAmountOfDerivativeAssetsPresentedInTheBalanceSheet	44443000	usd
CY2022Q4	us-gaap	Derivative Asset Fair Value Of Collateral DerivativeAssetFairValueOfCollateral	42930000	usd
CY2022Q4	caty	Net Amount Of Derivative Assets Presented In The Balance Sheet Not Offset NetAmountOfDerivativeAssetsPresentedInTheBalanceSheetNotOffset	1513000	usd
CY2022Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	51864000	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	-0	usd
CY2022Q4	caty	Net Amount Of Derivative Liabilities Presented In The Balance Sheet NetAmountOfDerivativeLiabilitiesPresentedInTheBalanceSheet	51864000	usd
CY2022Q4	us-gaap	Derivative Liability Fair Value Of Collateral DerivativeLiabilityFairValueOfCollateral	-0	usd
CY2022Q4	caty	Net Amount Of Derivative Liabilities Presented In The Balance Sheet Not Offset NetAmountOfDerivativeLiabilitiesPresentedInTheBalanceSheetNotOffset	51864000	usd
CY2023Q3	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	11792000	usd
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	32318000	usd
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	32373000	usd
CY2023Q3	caty	Noninteres Income Not Inscope NoninteresIncomeNotInscope	-3955000	usd
CY2022Q3	caty	Noninteres Income Not Inscope NoninteresIncomeNotInscope	-1157000	usd
	caty	Noninteres Income Not Inscope NoninteresIncomeNotInscope	12873000	usd
	caty	Noninteres Income Not Inscope NoninteresIncomeNotInscope	12353000	usd
CY2023Q3	us-gaap	Noninterest Income NoninterestIncome	7837000	usd
CY2022Q3	us-gaap	Noninterest Income NoninterestIncome	9876000	usd
	us-gaap	Noninterest Income NoninterestIncome	45191000	usd
	us-gaap	Noninterest Income NoninterestIncome	44726000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	2640000000	usd
	us-gaap	Stockholders Equity Period Increase Decrease StockholdersEquityPeriodIncreaseDecrease	164700000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	2470000000	usd
	us-gaap	Net Income Loss NetIncomeLoss	271600000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	4900000	usd
	us-gaap	Proceeds From Issuance Of Common Stock Dividend Reinvestment Plan ProceedsFromIssuanceOfCommonStockDividendReinvestmentPlan	2700000	usd
	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	800000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	73900000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-21200000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	16700000	usd
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	3500000	usd
CY2023Q1	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	375090
CY2023Q1	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	44.2
CY2023Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	16600000	usd

Files In Submission

Name	View Source	Status
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$CATY
CATHAY GENERAL BANCORP Stock $caty

2023 Q4 Form 10-Q Financial Statement

#000143774923030959 Filed on November 08, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CATY CATHAY GENERAL BANCORP Stock $caty

2023 Q4 Form 10-Q Financial Statement

#000143774923030959 Filed on November 08, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CATY
CATHAY GENERAL BANCORP Stock $caty