$EWBC
EAST WEST BANCORP INC Stock $ewbc

$ewbc Overview Financials Valuation SEC Filings Company Website

2013 Q4 Form 10-Q Financial Statement

#000110465913083534 Filed on November 12, 2013

Income Statement

Concept	2013 Q4	2013 Q3	2012 Q3
Revenue	$293.2M	$281.7M	$254.2M
YoY Change	6.03%	10.84%	-10.11%
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	$31.30M	$22.16M	$4.669M
YoY Change	33.19%	374.58%	-128.01%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$28.20M	$27.46M	$32.25M
YoY Change	-10.71%	-14.88%	-28.26%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$98.56M	$108.9M	$105.2M
YoY Change	-8.91%	3.52%	7.7%
Income Tax	$22.78M	$35.75M	$34.09M
% Of Pretax Income	23.11%	32.83%	32.41%
Net Earnings	$75.78M	$73.16M	$71.11M
YoY Change	5.4%	2.88%	13.9%
Net Earnings / Revenue	25.85%	25.97%	27.98%
Basic Earnings Per Share	$0.55	$0.53	$0.49
Diluted Earnings Per Share	$0.55	$0.53	$0.48
COMMON SHARES
Basic Shares Outstanding	137.8M shares	137.0M shares	139.6M shares
Diluted Shares Outstanding		137.5M shares	145.4M shares

Balance Sheet

Concept	2013 Q4	2013 Q3	2012 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$895.8M	$1.322B	$1.816B
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	$177.7M	$185.1M	$114.6M
YoY Change	65.29%	61.51%	-3.67%
Goodwill	$337.4M	$337.4M	$337.4M
YoY Change	0.0%	0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments	$129.6M	$172.0M	$179.0M
YoY Change	-9.04%	-3.91%	4.07%
Other Assets	$256.0M	$173.0M
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$24.73B	$24.50B	$21.81B
YoY Change	9.74%	12.31%	0.0%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$383.0M	$305.0M	$303.0M
YoY Change	9.12%	0.66%	30.6%
Deferred Revenue
YoY Change
Short-Term Debt	$995.0M	$995.0M	$995.0M
YoY Change	0.0%	0.0%	-2.93%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$383.0M	$305.0M	$303.0M
YoY Change	9.12%	0.66%	30.6%
LONG-TERM LIABILITIES
Long-Term Debt	$227.0M	$187.0M	$137.0M
YoY Change	44.59%	36.5%	-54.93%
Other Long-Term Liabilities	$33.00M
YoY Change
Total Long-Term Liabilities	$260.0M	$187.0M	$137.0M
YoY Change	65.61%	36.5%	-54.93%
TOTAL LIABILITIES
Total Short-Term Liabilities	$383.0M	$305.0M	$303.0M
Total Long-Term Liabilities	$260.0M	$187.0M	$137.0M
Total Liabilities	$22.37B	$22.19B	$19.49B
YoY Change	10.97%	13.81%	-0.29%
SHAREHOLDERS EQUITY
Retained Earnings	$1.360B	$1.305B	$1.096B
YoY Change	18.08%	19.11%
Common Stock	$163.0K
YoY Change	3.82%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$537.3M	$532.4M	$321.5M
YoY Change	66.7%	65.61%
Treasury Stock Shares	25.47M shares	25.32M shares	16.82M shares
Shareholders Equity	$2.366B	$2.312B	$2.318B
YoY Change
Total Liabilities & Shareholders Equity	$24.73B	$24.50B	$21.81B
YoY Change	9.74%	12.31%	0.0%

Cashflow Statement

Concept	2013 Q4	2013 Q3	2012 Q3
OPERATING ACTIVITIES
Net Income	$75.78M	$73.16M	$71.11M
YoY Change	5.4%	2.88%	13.9%
Depreciation, Depletion And Amortization	$31.30M	$22.16M	$4.669M
YoY Change	33.19%	374.58%	-128.01%
Cash From Operating Activities	$134.5M	$133.6M	$168.4M
YoY Change	44.16%	-20.67%	-219.86%
INVESTING ACTIVITIES
Capital Expenditures	-$700.0K	-$77.10M	-$2.400M
YoY Change	-84.44%	3112.5%	-54.72%
Acquisitions
YoY Change
Other Investing Activities	-$631.5M	-$891.7M	-$923.6M
YoY Change	-46.3%	-3.45%	149.89%
Cash From Investing Activities	-$632.2M	-$968.8M	-$926.0M
YoY Change	-46.45%	4.62%	147.0%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	71.20M	1.107B	144.7M
YoY Change	-88.01%	665.24%	537.44%
NET CHANGE
Cash From Operating Activities	134.5M	133.6M	168.4M
Cash From Investing Activities	-632.2M	-968.8M	-926.0M
Cash From Financing Activities	71.20M	1.107B	144.7M
Net Change In Cash	-426.5M	272.1M	-612.9M
YoY Change	-13.52%	-144.4%	24.4%
FREE CASH FLOW
Cash From Operating Activities	$134.5M	$133.6M	$168.4M
Capital Expenditures	-$700.0K	-$77.10M	-$2.400M
Free Cash Flow	$135.2M	$210.7M	$170.8M
YoY Change	38.24%	23.36%	-226.33%

Facts In Submission

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	ewbc	Changes In Expected Cash Flows ChangesInExpectedCashFlows	190310000	USD
CY2013Q3	ewbc	Changes In Expected Cash Flows ChangesInExpectedCashFlows	122140000	USD
	ewbc	Amount Of Loans Removed From Covered Loans AmountOfLoansRemovedFromCoveredLoans	684200000	USD
	ewbc	Amount Of Loans Removed From Covered Loans AmountOfLoansRemovedFromCoveredLoans	560600000	USD
	ewbc	Loan Discount Related To Loans Removed LoanDiscountRelatedToLoansRemoved	74300000	USD
CY2012Q2	us-gaap	Fdic Indemnification Asset FDICIndemnificationAsset	409287000	USD
	ewbc	Loan Discount Related To Loans Removed LoanDiscountRelatedToLoansRemoved	130700000	USD
CY2012Q3	us-gaap	Fdic Indemnification Asset FDICIndemnificationAsset	368473000	USD
CY2011Q4	us-gaap	Fdic Indemnification Asset FDICIndemnificationAsset	511135000	USD
CY2013Q2	us-gaap	Fdic Indemnification Asset FDICIndemnificationAsset	219942000	USD
CY2012Q4	us-gaap	Fdic Indemnification Asset FDICIndemnificationAsset	316313000	USD
CY2013Q3	us-gaap	Fdic Indemnification Asset FDICIndemnificationAsset	145034000	USD
CY2012Q3	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	7060000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	24918000	USD
CY2013Q3	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	39109000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	60491000	USD
CY2012Q3	ewbc	Reductions Reductions	30918000	USD
	ewbc	Reductions Reductions	107936000	USD
CY2013Q3	ewbc	Reductions Reductions	20606000	USD
	ewbc	Reductions Reductions	72661000	USD
CY2012Q3	ewbc	Fdic Repayments FdicRepayments	2836000	USD
	ewbc	Fdic Repayments FdicRepayments	9808000	USD
CY2013Q3	ewbc	Fdic Repayments FdicRepayments	15193000	USD
	ewbc	Fdic Repayments FdicRepayments	38127000	USD
CY2013Q3	ewbc	Percentage Of Loan Related And Oreo Expenses Recorded As Non Interest Expense PercentageOfLoanRelatedAndOreoExpensesRecordedAsNonInterestExpense	1.00	pure
CY2013Q3	ewbc	Percentage Of Any Reimbursable Expense Recorded As Noninterest Income PercentageOfAnyReimbursableExpenseRecordedAsNoninterestIncome	0.80	pure
CY2013Q3	ewbc	Percentage Of Actual Expense Paid PercentageOfActualExpensePaid	0.20	pure
CY2013Q3	ewbc	Percentage Of Fdic In Recoveries Received PercentageOfFdicInRecoveriesReceived	0.80	pure
CY2012Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	-19301000	USD
CY2013Q3	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	-26165000	USD
CY2013Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	234236000	USD
CY2013Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	14338787000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	229382000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	11710190000	USD
CY2012Q4	ewbc	Accrued Interest On Loans Receivable AccruedInterestOnLoansReceivable	76800000	USD
CY2013Q3	ewbc	Accrued Interest On Loans Receivable AccruedInterestOnLoansReceivable	93200000	USD
CY2013Q3	us-gaap	Loans Pledged As Collateral LoansPledgedAsCollateral	9700000000	USD
CY2012Q4	us-gaap	Loans Pledged As Collateral LoansPledgedAsCollateral	8880000000	USD
	ewbc	Number Of Loans Negatively Amortizing NumberOfLoansNegativelyAmortizing	0	item
CY2012	ewbc	Number Of Loans Negatively Amortizing NumberOfLoansNegativelyAmortizing	0	item
CY2013Q3	ewbc	Noncovered Commercial Real Estate Loans And Noncovered Residential Loans Secured By Real Properties Located In California Concentration Risk Percentage NoncoveredCommercialRealEstateLoansAndNoncoveredResidentialLoansSecuredByRealPropertiesLocatedInCaliforniaConcentrationRiskPercentage	0.87	pure
	ewbc	Loans Acquired During Period LoansAcquiredDuringPeriod	673500000	USD
	ewbc	Carrying Amount Of Loans Acquired CarryingAmountOfLoansAcquired	658100000	USD
CY2013Q3	ewbc	Percentage Of Purchased Loans Classified As Student Loans PercentageOfPurchasedLoansClassifiedAsStudentLoans	0.57	pure
	ewbc	Percentage Of Purchased Loans Classified As Premium Financing Loans PercentageOfPurchasedLoansClassifiedAsPremiumFinancingLoans	0.41	pure
	ewbc	Percentage Of Purchased Loans Classified As Other Loans PercentageOfPurchasedLoansClassifiedAsOtherLoans	0.02	pure
CY2012Q4	us-gaap	Loans Receivable Held For Sale Net LoansReceivableHeldForSaleNet	174317000	USD
CY2013Q3	us-gaap	Loans Receivable Held For Sale Net LoansReceivableHeldForSaleNet	232309000	USD
CY2013Q3	ewbc	Loans Receivable Nonaccrual Of Interest On Nonaccrual Loans LoansReceivableNonaccrualOfInterestOnNonaccrualLoans	2211000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	6300000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	338000000	USD
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	1000	USD
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	14600000	USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	13912000	USD
CY2013Q3	ewbc	Number Of Grades Risk Rating System NumberOfGradesRiskRatingSystem	8	item
	ewbc	Number Of Loss Grade Loans NumberOfLossGradeLoans	0	item
CY2012	ewbc	Number Of Loss Grade Loans NumberOfLossGradeLoans	0	item
CY2012Q4	ewbc	Noncovered Loans Receivable Gross NoncoveredLoansReceivableGross	11958873000	USD
CY2013Q3	ewbc	Noncovered Loans Receivable Gross NoncoveredLoansReceivableGross	14599188000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	34414000	USD
CY2013Q3	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	24154000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	9183000	USD
CY2013Q3	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	34574000	USD
CY2012Q4	ewbc	Financing Receivable Past Due And Still Accruing FinancingReceivablePastDueAndStillAccruing	43597000	USD
CY2013Q3	ewbc	Financing Receivable Past Due And Still Accruing FinancingReceivablePastDueAndStillAccruing	58728000	USD
CY2012Q4	ewbc	Financing Receivable Less Than90 Days Past Due And Not Accruing FinancingReceivableLessThan90DaysPastDueAndNotAccruing	27207000	USD
CY2013Q3	ewbc	Financing Receivable Less Than90 Days Past Due And Not Accruing FinancingReceivableLessThan90DaysPastDueAndNotAccruing	41476000	USD
CY2012Q4	ewbc	Financing Receivable90 Days Or More Past Due And Not Accruing FinancingReceivable90DaysOrMorePastDueAndNotAccruing	80902000	USD
CY2013Q3	ewbc	Financing Receivable90 Days Or More Past Due And Not Accruing FinancingReceivable90DaysOrMorePastDueAndNotAccruing	62406000	USD
CY2012Q4	ewbc	Financing Receivable Not Accruing FinancingReceivableNotAccruing	108109000	USD
CY2013Q3	ewbc	Financing Receivable Not Accruing FinancingReceivableNotAccruing	103882000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	11981484000	USD
CY2013Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	14668887000	USD
CY2012Q4	ewbc	Financing Receivable Non Covered Loans And Loans Held For Sale Gross FinancingReceivableNonCoveredLoansAndLoansHeldForSaleGross	12133190000	USD
CY2013Q3	ewbc	Financing Receivable Non Covered Loans And Loans Held For Sale Gross FinancingReceivableNonCoveredLoansAndLoansHeldForSaleGross	14831497000	USD
CY2012Q4	ewbc	Financing Receivable Recorded Investment Non Covered Loans And Loans Held For Sale Net FinancingReceivableRecordedInvestmentNonCoveredLoansAndLoansHeldForSaleNet	12113889000	USD
CY2013Q3	ewbc	Financing Receivable Recorded Investment Non Covered Loans And Loans Held For Sale Net FinancingReceivableRecordedInvestmentNonCoveredLoansAndLoansHeldForSaleNet	14805332000	USD
	ewbc	Loans Receivable Interest Recognized On Nonaccrual Loans LoansReceivableInterestRecognizedOnNonaccrualLoans	1526000	USD
CY2012Q3	ewbc	Loans Receivable Nonaccrual Of Interest On Nonaccrual Loans LoansReceivableNonaccrualOfInterestOnNonaccrualLoans	1497000	USD
CY2013Q3	ewbc	Loans Receivable Interest Recognized On Nonaccrual Loans LoansReceivableInterestRecognizedOnNonaccrualLoans	809000	USD
CY2012Q3	ewbc	Loans Receivable Interest Recognized On Nonaccrual Loans LoansReceivableInterestRecognizedOnNonaccrualLoans	633000	USD
CY2013Q3	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	1402000	USD
	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	3496000	USD
	ewbc	Financing Receivable Restructured Note Split Number FinancingReceivableRestructuredNoteSplitNumber	2	item
	ewbc	Financing Receivable Number Of Payment Months Considered Sustained Period Of Performance FinancingReceivableNumberOfPaymentMonthsConsideredSustainedPeriodOfPerformance	P6M
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	34107000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	210000	USD
	ewbc	Number Of Days Troubled Debt Restructurings Become Delinquent NumberOfDaysTroubledDebtRestructuringsBecomeDelinquent	P90D
CY2012Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	235040000	USD
CY2013Q3	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	213803000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	167147000	USD
CY2013Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	120548000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	33349000	USD
CY2013Q3	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	62621000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	200496000	USD
CY2013Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	183169000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	11527000	USD
CY2013Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	17293000	USD
CY2012	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	213957000	USD
CY2013Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	182828000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	192265000	USD
CY2012	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	2269000	USD
CY2013Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	809000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	52100000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	16898000	USD
	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Net AllowanceForLoanAndLeaseLossesProvisionForLossNet	6235000	USD
	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Net AllowanceForLoanAndLeaseLossesProvisionForLossNet	39100000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	234535000	USD
CY2011Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	216523000	USD
CY2013Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	242901000	USD
CY2013Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	243109000	USD
CY2012	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	65184000	USD
CY2013Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	3571000	USD
CY2012	ewbc	Financing Receivable Allowance For Credit Losses Allowance For Unfunded Loan Commitments And Letters Of Credit FinancingReceivableAllowanceForCreditLossesAllowanceForUnfundedLoanCommitmentsAndLettersOfCredit	-1563000	USD
CY2013Q3	ewbc	Financing Receivable Allowance For Credit Losses Allowance For Unfunded Loan Commitments And Letters Of Credit FinancingReceivableAllowanceForCreditLossesAllowanceForUnfundedLoanCommitmentsAndLettersOfCredit	3445000	USD
	ewbc	Financing Receivable Allowance For Credit Losses Allowance For Unfunded Loan Commitments And Letters Of Credit FinancingReceivableAllowanceForCreditLossesAllowanceForUnfundedLoanCommitmentsAndLettersOfCredit	2297000	USD
CY2012	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Gross AllowanceForLoanAndLeaseLossesProvisionForLossGross	64912000	USD
CY2013Q3	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Gross AllowanceForLoanAndLeaseLossesProvisionForLossGross	2399000	USD
	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Gross AllowanceForLoanAndLeaseLossesProvisionForLossGross	12651000	USD
CY2012	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	16177000	USD
CY2013Q3	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	2065000	USD
	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	6416000	USD
CY2012	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Net AllowanceForLoanAndLeaseLossesProvisionForLossNet	48735000	USD
CY2013Q3	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Net AllowanceForLoanAndLeaseLossesProvisionForLossNet	334000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	11527000	USD
CY2013Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	17293000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	223008000	USD
CY2013Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	223271000	USD
CY2012Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	200496000	USD
CY2013Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	183169000	USD
CY2012Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	12184825000	USD
CY2013Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	14756034000	USD
CY2012Q4	ewbc	Covered Loans Acquired With Deteriorated Credit Quality CoveredLoansAcquiredWithDeterioratedCreditQuality	3019271000	USD
CY2013Q3	ewbc	Covered Loans Acquired With Deteriorated Credit Quality CoveredLoansAcquiredWithDeterioratedCreditQuality	2348138000	USD
CY2012Q4	ewbc	Portion Of Allowance For Unfunded Loan Commitments Off Balance Sheet Credit Exposures And Recourse Provisions Related To Off Balance Sheet Loans Sold And Securitized PortionOfAllowanceForUnfundedLoanCommitmentsOffBalanceSheetCreditExposuresAndRecourseProvisionsRelatedToOffBalanceSheetLoansSoldAndSecuritized	4800000	USD
CY2013Q3	ewbc	Portion Of Allowance For Unfunded Loan Commitments Off Balance Sheet Credit Exposures And Recourse Provisions Related To Off Balance Sheet Loans Sold And Securitized PortionOfAllowanceForUnfundedLoanCommitmentsOffBalanceSheetCreditExposuresAndRecourseProvisionsRelatedToOffBalanceSheetLoansSoldAndSecuritized	3600000	USD
	ewbc	Minimum Compliance Period To Fully Utilize Tax Credits MinimumCompliancePeriodToFullyUtilizeTaxCredits	P15Y
CY2012Q4	ewbc	Investments In Affordable Housing Partnerships Amount InvestmentsInAffordableHousingPartnershipsAmount	185600000	USD
CY2013Q3	ewbc	Investments In Affordable Housing Partnerships Amount InvestmentsInAffordableHousingPartnershipsAmount	171600000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	15409829000	USD
CY2012Q4	ewbc	Allowance For Unfunded Loan Commitments And Off Balance Sheet Credit Exposures And Recourse Provision AllowanceForUnfundedLoanCommitmentsAndOffBalanceSheetCreditExposuresAndRecourseProvision	9400000	USD
CY2013Q3	ewbc	Allowance For Unfunded Loan Commitments And Off Balance Sheet Credit Exposures And Recourse Provision AllowanceForUnfundedLoanCommitmentsAndOffBalanceSheetCreditExposuresAndRecourseProvision	11500000	USD
CY2012Q4	us-gaap	Qualitative And Quantitative Information Asset Or Liability Transferors Continuing Involvement Securitization Or Assetbacked Financing Principal Amount Outstanding Derecognized Amount QualitativeAndQuantitativeInformationAssetOrLiabilityTransferorsContinuingInvolvementSecuritizationOrAssetbackedFinancingPrincipalAmountOutstandingDerecognizedAmount	1650000000	USD
CY2013Q3	us-gaap	Qualitative And Quantitative Information Asset Or Liability Transferors Continuing Involvement Securitization Or Assetbacked Financing Principal Amount Outstanding Derecognized Amount QualitativeAndQuantitativeInformationAssetOrLiabilityTransferorsContinuingInvolvementSecuritizationOrAssetbackedFinancingPrincipalAmountOutstandingDerecognizedAmount	1320000000	USD
CY2012Q4	ewbc	Investments In Affordable Housing Partnerships Other InvestmentsInAffordableHousingPartnershipsOther	45900000	USD
CY2013Q3	ewbc	Investments In Affordable Housing Partnerships Other InvestmentsInAffordableHousingPartnershipsOther	51600000	USD
CY2013Q3	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Unfunded Committments FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments	64400000	USD
CY2012Q4	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Unfunded Committments FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments	84600000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	171700000	USD
CY2013Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	71100000	USD
CY2013Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	256200000	USD
CY2012Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	64200000	USD
CY2013Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	185130000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	107517000	USD
CY2012Q4	us-gaap	Goodwill Goodwill	337438000	USD
CY2013Q3	us-gaap	Goodwill Goodwill	337438000	USD
CY2013Q3	ewbc	Market Capitalization MarketCapitalization	4400000000	USD
CY2013Q3	us-gaap	Stockholders Equity StockholdersEquity	2311876000	USD
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3	item
	ewbc	Number Of Business Divisions NumberOfBusinessDivisions	3	item
CY2013Q3	ewbc	Number Of Segment Whom Broad Administrative Support Provided NumberOfSegmentWhomBroadAdministrativeSupportProvided	2	item
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	774574000	USD
CY2012Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	254162000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	775482000	USD
CY2013Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	281706000	USD
CY2012Q3	ewbc	Charge For Funds Used ChargeForFundsUsed	37954000	USD
	ewbc	Charge For Funds Used ChargeForFundsUsed	122606000	USD
CY2013Q3	ewbc	Charge For Funds Used ChargeForFundsUsed	67862000	USD
	ewbc	Charge For Funds Used ChargeForFundsUsed	152274000	USD
CY2012Q3	ewbc	Interest Spread On Funds Used InterestSpreadOnFundsUsed	216208000	USD
	ewbc	Interest Spread On Funds Used InterestSpreadOnFundsUsed	651968000	USD
CY2013Q3	ewbc	Interest Spread On Funds Used InterestSpreadOnFundsUsed	213844000	USD
	ewbc	Interest Spread On Funds Used InterestSpreadOnFundsUsed	623208000	USD
	us-gaap	Interest Expense InterestExpense	100591000	USD
CY2012Q3	us-gaap	Interest Expense InterestExpense	32254000	USD
	us-gaap	Interest Expense InterestExpense	84297000	USD
CY2013Q3	us-gaap	Interest Expense InterestExpense	27456000	USD
CY2012Q3	ewbc	Credit On Funds Provided CreditOnFundsProvided	37954000	USD
	ewbc	Credit On Funds Provided CreditOnFundsProvided	122606000	USD
CY2013Q3	ewbc	Credit On Funds Provided CreditOnFundsProvided	67862000	USD
	ewbc	Credit On Funds Provided CreditOnFundsProvided	152274000	USD
CY2012Q3	ewbc	Interest Spread On Funds Provided InterestSpreadOnFundsProvided	5700000	USD
	ewbc	Interest Spread On Funds Provided InterestSpreadOnFundsProvided	22015000	USD
CY2013Q3	ewbc	Interest Spread On Funds Provided InterestSpreadOnFundsProvided	40406000	USD
	ewbc	Interest Spread On Funds Provided InterestSpreadOnFundsProvided	67977000	USD
CY2012Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	221908000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	673983000	USD
CY2013Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	254250000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	691185000	USD
CY2012Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	18500000	USD
CY2012Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	4669000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	49343000	USD
CY2013Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	22158000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	61067000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	317392000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	105203000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	327286000	USD
CY2013Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	108906000	USD
CY2012Q3	us-gaap	Assets Assets	21813165000	USD
CY2013Q3	us-gaap	Assets Assets	24498835000	USD
CY2013Q3	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	314557000	USD
CY2012Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	312975000	USD
	us-gaap	Early Repayment Of Senior Debt EarlyRepaymentOfSeniorDebt	50000000	USD
	us-gaap	Early Repayment Of Senior Debt EarlyRepaymentOfSeniorDebt	0	USD
	ewbc	Federal Home Loan Bank Advances Additional Prepayment Penalties FederalHomeLoanBankAdvancesAdditionalPrepaymentPenalties	3700000	USD
CY2012Q3	ewbc	Federal Home Loan Bank Advances Modified FederalHomeLoanBankAdvancesModified	300000000	USD
CY2012Q3	ewbc	Federal Home Loan Bank Advances General Debt Obligations Disclosures Interest Rate At Period End Before Modification FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEndBeforeModification	0.0227	pure
CY2012Q3	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Interest Rate At Period End FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd	0.0136	pure
	ewbc	Modification Of Federal Home Loan Bank Advances ModificationOfFederalHomeLoanBankAdvances	37678000	USD
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	8026807	shares
	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	24.89
CY2013Q2	ewbc	Cost Of Repurchase Of Treasury Shares CostOfRepurchaseOfTreasuryShares	200000000	USD
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	9068105	shares
	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	22.02
CY2012Q3	ewbc	Cost Of Repurchase Of Treasury Shares CostOfRepurchaseOfTreasuryShares	199900000	USD
CY2012Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	140294092	shares
CY2013Q3	us-gaap	Income Loss Before Extraordinary Items And Cumulative Effect Of Change In Accounting Principle IncomeLossBeforeExtraordinaryItemsAndCumulativeEffectOfChangeInAccountingPrinciple	73157000	USD
	ewbc	Amount Of Dilutive Securities Convertible Preferred Stock AmountOfDilutiveSecuritiesConvertiblePreferredStock	3428000	USD
CY2013Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	372000	USD
CY2013Q3	ewbc	Net Income Loss Available To Common Stockholders Basic After Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAfterParticipatingSecurities	72785000	USD
CY2012Q3	us-gaap	Income Loss Before Extraordinary Items And Cumulative Effect Of Change In Accounting Principle IncomeLossBeforeExtraordinaryItemsAndCumulativeEffectOfChangeInAccountingPrinciple	71110000	USD
CY2012Q3	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	1714000	USD
CY2012Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	798000	USD
CY2012Q3	ewbc	Net Income Loss Available To Common Stockholders Basic After Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAfterParticipatingSecurities	68598000	USD
	us-gaap	Income Loss Before Extraordinary Items And Cumulative Effect Of Change In Accounting Principle IncomeLossBeforeExtraordinaryItemsAndCumulativeEffectOfChangeInAccountingPrinciple	219263000	USD
	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	3428000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	1361000	USD
	ewbc	Net Income Loss Available To Common Stockholders Basic After Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAfterParticipatingSecurities	214474000	USD
CY2013Q3	ewbc	Amount Of Dilutive Securities Restrictive Stock Awards AmountOfDilutiveSecuritiesRestrictiveStockAwards	54000	USD
CY2013Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	72839000	USD
CY2012Q3	ewbc	Amount Of Dilutive Securities Restrictive Stock Awards AmountOfDilutiveSecuritiesRestrictiveStockAwards	14000	USD
CY2012Q3	ewbc	Amount Of Dilutive Securities Convertible Preferred Stock AmountOfDilutiveSecuritiesConvertiblePreferredStock	1714000	USD
CY2012Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	70326000	USD
	us-gaap	Incremental Common Shares Attributable To Conversion Of Preferred Stock IncrementalCommonSharesAttributableToConversionOfPreferredStock	2453000	shares
	ewbc	Amount Of Dilutive Securities Restrictive Stock Awards AmountOfDilutiveSecuritiesRestrictiveStockAwards	124000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	218026000	USD
	us-gaap	Income Loss Before Extraordinary Items And Cumulative Effect Of Change In Accounting Principle IncomeLossBeforeExtraordinaryItemsAndCumulativeEffectOfChangeInAccountingPrinciple	209750000	USD
	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	5142000	USD
	us-gaap	Participating Securities Distributed And Undistributed Earnings ParticipatingSecuritiesDistributedAndUndistributedEarnings	2518000	USD
	ewbc	Net Income Loss Available To Common Stockholders Basic After Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAfterParticipatingSecurities	202090000	USD
	ewbc	Amount Of Dilutive Securities Restrictive Stock Awards AmountOfDilutiveSecuritiesRestrictiveStockAwards	29000	USD
	ewbc	Amount Of Dilutive Securities Convertible Preferred Stock AmountOfDilutiveSecuritiesConvertiblePreferredStock	5142000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	207261000	USD
CY2013Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	137036000	shares
CY2012Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	139621000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	137404000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	142348000	shares
CY2013Q3	ewbc	Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions	71000	shares
CY2013Q3	ewbc	Incremental Common Shares Attributable To Share Based Payment Arrangements Restricted Stock IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStock	360000	shares
CY2013Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	137467000	shares
CY2012Q3	ewbc	Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions	28000	shares
CY2012Q3	ewbc	Incremental Common Shares Attributable To Share Based Payment Arrangements Restricted Stock IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStock	138000	shares
CY2012Q3	us-gaap	Incremental Common Shares Attributable To Conversion Of Preferred Stock IncrementalCommonSharesAttributableToConversionOfPreferredStock	5571000	shares
CY2012Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	145358000	shares
	ewbc	Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions	66000	shares
	ewbc	Incremental Common Shares Attributable To Share Based Payment Arrangements Restricted Stock IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStock	276000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	140199000	shares
	ewbc	Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions	36000	shares
	ewbc	Incremental Common Shares Attributable To Share Based Payment Arrangements Restricted Stock IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStock	96000	shares
	us-gaap	Incremental Common Shares Attributable To Conversion Of Preferred Stock IncrementalCommonSharesAttributableToConversionOfPreferredStock	5571000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	148051000	shares
CY2013Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.53
CY2013Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.53
CY2012Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.49
CY2012Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.48
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.56
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.56
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.42
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.40
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-33940000	USD
CY2012Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1517000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	4669000	USD
CY2013Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-25178000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	32423000	USD
	ewbc	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-22883000	USD
	ewbc	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-6964000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-29847000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-4959000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-1084000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	-6043000	USD
CY2013Q3	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Before Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossBeforeTax	9000	USD
CY2013Q3	us-gaap	Short Term Investments ShortTermInvestments	293092000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-6034000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2083000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	455000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	2538000	USD
CY2013Q3	ewbc	Securities Purchased Under Agreements To Resell Noncurrent SecuritiesPurchasedUnderAgreementsToResellNoncurrent	1300000000	USD
CY2013Q3	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossTax	-4000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	2534000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-2876000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-629000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-3505000	USD
CY2013Q3	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Net Of Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax	5000	USD
CY2013Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-3500000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	26474000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-93000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	26381000	USD
CY2012Q3	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Before Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossBeforeTax	9000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Foreign Currency Translation Adjustment Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent	652000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	24838000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-11119000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	39000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	-11080000	USD
CY2012Q3	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossTax	-4000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Translation Adjustment Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent	652000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-10432000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	15355000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-54000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	15301000	USD
CY2012Q3	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Net Of Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax	5000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-39491000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-12006000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	-51497000	USD
	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Before Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossBeforeTax	38000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-51459000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	16586000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	5042000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	21628000	USD
CY2013Q3	ewbc	Other Real Estate Owned Net OtherRealEstateOwnedNet	20184000	USD
	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossTax	-16000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	21612000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-22905000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-6964000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-29869000	USD
CY2013Q3	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	75426000	USD
	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Net Of Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax	22000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-29847000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	63150000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-647000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	62503000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Portion Attributable To Parent Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAvailableforsaleSecurities	5066000	USD
	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Before Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossBeforeTax	41000	USD
	ewbc	Other Comprehensive Income Loss Reclassification Adjustment For Other Asset Investments Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForOtherAssetInvestmentsIncludedInNetIncomeBeforeTax	-25000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent	-1552000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	55901000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-26523000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	272000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	-26251000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Tax Portion Attributable To Parent Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossTaxPortionAttributableToParentAvailableforsaleSecurities	-2128000	USD
	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossTax	-17000	USD
	ewbc	Other Comprehensive Income Loss Reclassification Adjustment For Other Asset Investments Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForOtherAssetInvestmentsIncludedInNetIncomeTax	10000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-23478000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	36627000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-375000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	36252000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAvailableforsaleSecurities	2938000	USD
	ewbc	Other Asset Investments Change In Net Unrealized Holding Gain Loss Net Of Tax OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax	24000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	32423000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	14406000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	5165000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	99000	USD
CY2012Q3	ewbc	Decrease In Fdic Indemnification Asset Receivable DecreaseInFdicIndemnificationAssetReceivable	-26757000	USD
	ewbc	Decrease In Fdic Indemnification Asset Receivable DecreaseInFdicIndemnificationAssetReceivable	-72520000	USD
CY2012Q3	ewbc	Branch Fees BranchFees	7720000	USD
	ewbc	Branch Fees BranchFees	23204000	USD
CY2012Q3	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	93000	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	647000	USD
CY2012Q3	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	40000	USD
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	113000	USD
CY2012Q3	us-gaap	Fees And Commissions Other FeesAndCommissionsOther	5001000	USD
	us-gaap	Fees And Commissions Other FeesAndCommissionsOther	13814000	USD
CY2012Q3	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	2165000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	4524000	USD
CY2012Q3	us-gaap	Servicing Fees Net ServicingFeesNet	1817000	USD
	us-gaap	Servicing Fees Net ServicingFeesNet	6013000	USD
CY2012Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	982000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2931000	USD
CY2012Q3	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	5346000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	16900000	USD
CY2012Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	6344000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	17309000	USD
CY2012Q3	us-gaap	Noninterest Income NoninterestIncome	2751000	USD
	us-gaap	Noninterest Income NoninterestIncome	12836000	USD
CY2013Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.15
CY2012Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	40509000	USD
CY2012Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.10
CY2012Q3	us-gaap	Occupancy Net OccupancyNet	14162000	USD
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.45
CY2012Q3	ewbc	Amortization Of Investments In Affordable Housing Partnerships AmortizationOfInvestmentsInAffordableHousingPartnerships	3378000	USD
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
CY2012Q3	ewbc	Amortization And Impairment Write Downs Of Premiums On Deposits Acquired AmortizationAndImpairmentWriteDownsOfPremiumsOnDepositsAcquired	2734000	USD
CY2012Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	3461000	USD
CY2012Q3	us-gaap	Loan Processing Fee LoanProcessingFee	4011000	USD
CY2012Q3	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	2683000	USD
CY2012Q3	us-gaap	Legal Fees LegalFees	8213000	USD
CY2012Q3	ewbc	Prepayment Penalty For Fhlb Advances And Other Borrowings PrepaymentPenaltyForFhlbAdvancesAndOtherBorrowings	42000	USD
CY2012Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2313000	USD
CY2012Q3	ewbc	Deposit Related Expenses DepositRelatedExpenses	1388000	USD
CY2012Q3	us-gaap	Professional Fees ProfessionalFees	2692000	USD
CY2012Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	15370000	USD
CY2012Q3	us-gaap	Noninterest Expense NoninterestExpense	100956000	USD
CY2012Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	34093000	USD
CY2012Q3	us-gaap	Net Income Loss NetIncomeLoss	71110000	USD
CY2012Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	69396000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	129781000	USD
	us-gaap	Occupancy Net OccupancyNet	40737000	USD
	ewbc	Amortization Of Investments In Affordable Housing Partnerships AmortizationOfInvestmentsInAffordableHousingPartnerships	12269000	USD
	ewbc	Amortization And Impairment Write Downs Of Premiums On Deposits Acquired AmortizationAndImpairmentWriteDownsOfPremiumsOnDepositsAcquired	8445000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	10776000	USD
	us-gaap	Loan Processing Fee LoanProcessingFee	12667000	USD
	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	18034000	USD
	us-gaap	Legal Fees LegalFees	19536000	USD
	ewbc	Prepayment Penalty For Fhlb Advances And Other Borrowings PrepaymentPenaltyForFhlbAdvancesAndOtherBorrowings	3699000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	6974000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-2406000	USD
	ewbc	Deposit Related Expenses DepositRelatedExpenses	4472000	USD
	us-gaap	Professional Fees ProfessionalFees	5727000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	44210000	USD
	us-gaap	Noninterest Expense NoninterestExpense	317327000	USD
CY2013Q3	us-gaap	Net Income Loss NetIncomeLoss	73157000	USD
	us-gaap	Net Income Loss NetIncomeLoss	219263000	USD
CY2013Q3	us-gaap	Noninterest Income NoninterestIncome	-41421000	USD
	us-gaap	Noninterest Income NoninterestIncome	-55874000	USD
CY2013Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	250679000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	674287000	USD
CY2012Q3	ewbc	Other Investments Change In Net Unrealized Holding Gain Loss Net Of Tax OtherInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax	5000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	107642000	USD
	us-gaap	Net Income Loss NetIncomeLoss	209750000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	204608000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	85516000	USD
	ewbc	Other Investments Change In Net Unrealized Holding Gain Loss Net Of Tax OtherInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax	24000	USD
	ewbc	Other Comprehensive Income Loss Reclassification Adjustment For Other Asset Investments Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForOtherAssetInvestmentsIncludedInNetIncomeNetOfTax	-15000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	242173000	USD
CY2013Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	69657000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	189416000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	58978000	USD
	ewbc	Accretion Amortization Of Discount And Premiums Loans And Other Assets AccretionAmortizationOfDiscountAndPremiumsLoansAndOtherAssets	152297000	USD
	ewbc	Decrease In Fdic Indemnification Asset And Receivable DecreaseInFdicIndemnificationAssetAndReceivable	-72520000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	12137000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	12131000	USD
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	13342000	USD
	ewbc	Net Gain On Sales Of Investment Securities Loans And Other Assets NetGainOnSalesOfInvestmentSecuritiesLoansAndOtherAssets	22654000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	58237000	USD
	ewbc	Proceeds From Sales Of Loans Originated As Loans Held For Sale ProceedsFromSalesOfLoansOriginatedAsLoansHeldForSale	6272000	USD
	ewbc	Net Proceeds From Fdic Shared Loss Agreements NetProceedsFromFdicSharedLossAgreements	83801000	USD
	ewbc	Net Change In Accrued Interest Receivable And Other Assets NetChangeInAccruedInterestReceivableAndOtherAssets	71753000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-15983000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-3293000	USD
	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	-15509000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	194241000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-88965000	USD
	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	285167000	USD
	us-gaap	Increase Decrease In Federal Funds Sold IncreaseDecreaseInFederalFundsSold	-20000000	USD
	us-gaap	Payments For Securities Purchased Under Agreements To Resell PaymentsForSecuritiesPurchasedUnderAgreementsToResell	750000000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	1250317000	USD
	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	371352000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	5826000	USD
	us-gaap	Loans Assumed1 LoansAssumed1	1018000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	1130024000	USD
	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	61979000	USD
	ewbc	Loans Held For Sale Originated For Investment LoansHeldForSaleOriginatedForInvestment	338022000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	76239000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	12000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	999518000	USD
	ewbc	Proceeds From Paydown Maturities And Termination Of Securities Purchased Under Resale Agreements ProceedsFromPaydownMaturitiesAndTerminationOfSecuritiesPurchasedUnderResaleAgreements	436434000	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	-18943000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	360000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	421614000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	213425000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-25208000	USD
	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	3136000	USD
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	57615000	USD
	us-gaap	Repayments Of Other Long Term Debt RepaymentsOfOtherLongTermDebt	75000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	199950000	USD
	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	48472000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-229768000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents Continuing Operations EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations	-900000	USD
	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	385187000	USD
	us-gaap	Interest Paid InterestPaid	104829000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	188739000	USD
	us-gaap	Mortgage Loan Related To Property Sales1 MortgageLoanRelatedToPropertySales1	3060000	USD
	us-gaap	Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities	72077000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	291340000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-2102596000	USD
	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	148755000	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	62755000	USD
	us-gaap	Conversion Of Stock Amount Converted1 ConversionOfStockAmountConverted1	83027000	USD
CY2012Q3	ewbc	Financing Receivable Modifications Recorded Investment Paydowns Or Reductions FinancingReceivableModificationsRecordedInvestmentPaydownsOrReductions	-1712000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	1810533000	USD
	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	-723000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	2311743000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11567000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3136000	USD
	ewbc	Stock Issued During Period Value Director Retainer Fee StockIssuedDuringPeriodValueDirectorRetainerFee	570000	USD
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	2867000	USD
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	5142000	USD
	us-gaap	Dividends Common Stock DividendsCommonStock	43482000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	199950000	USD
CY2012Q3	us-gaap	Stockholders Equity StockholdersEquity	2318209000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	2112000	USD
	us-gaap	Stock Issued During Period Shares Share Based Compensation Gross StockIssuedDuringPeriodSharesShareBasedCompensationGross	285921	shares
	us-gaap	Stock Issued During Period Shares Share Based Compensation Gross StockIssuedDuringPeriodSharesShareBasedCompensationGross	299964	shares
	ewbc	Stock Issued During Period Shares Director Retainer Fee StockIssuedDuringPeriodSharesDirectorRetainerFee	26151	shares
	us-gaap	Stock Issued During Period Shares Restricted Stock Award Forfeited StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited	58929	shares
	us-gaap	Stock Issued During Period Shares Restricted Stock Award Forfeited StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited	154508	shares
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	368932	shares
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	130577	shares
	us-gaap	Fdic Indemnification Asset Cash Payments Received FDICIndemnificationAssetCashPaymentsReceived	83801000	USD
CY2012Q3	us-gaap	Fdic Indemnification Asset Cash Payments Received FDICIndemnificationAssetCashPaymentsReceived	20724000	USD
	ewbc	Financing Receivable Modifications Recorded Investment Covered Additions FinancingReceivableModificationsRecordedInvestmentCoveredAdditions	29246000	USD
	ewbc	Financing Receivable Modifications Recorded Investment Paydowns Or Reductions FinancingReceivableModificationsRecordedInvestmentPaydownsOrReductions	-60654000	USD
	us-gaap	Fdic Indemnification Asset Additional Estimated Losses FDICIndemnificationAssetAdditionalEstimatedLosses	70091000	USD
	ewbc	Financing Receivable Modifications Recorded Investment Covered Additions FinancingReceivableModificationsRecordedInvestmentCoveredAdditions	62859000	USD
	ewbc	Financing Receivable Modifications Recorded Investment Paydowns Or Reductions FinancingReceivableModificationsRecordedInvestmentPaydownsOrReductions	-29205000	USD
CY2013Q3	ewbc	Financing Receivable Modifications Recorded Investment Covered Additions FinancingReceivableModificationsRecordedInvestmentCoveredAdditions	3453000	USD
CY2013Q3	ewbc	Financing Receivable Modifications Recorded Investment Paydowns Or Reductions FinancingReceivableModificationsRecordedInvestmentPaydownsOrReductions	-4839000	USD
CY2012Q3	ewbc	Financing Receivable Modifications Recorded Investment Covered Additions FinancingReceivableModificationsRecordedInvestmentCoveredAdditions	24532000	USD
CY2012Q3	us-gaap	Fdic Indemnification Asset Additional Estimated Losses FDICIndemnificationAssetAdditionalEstimatedLosses	14011000	USD
CY2012Q4	ewbc	Fdic Loss Sharing Receivable FDICLossSharingReceivable	73091000	USD
CY2011Q4	ewbc	Fdic Loss Sharing Receivable FDICLossSharingReceivable	76646000	USD
CY2012Q2	ewbc	Fdic Loss Sharing Receivable FDICLossSharingReceivable	69649000	USD
CY2013Q2	ewbc	Fdic Loss Sharing Receivable FDICLossSharingReceivable	47125000	USD
CY2013Q3	ewbc	Fdic Loss Sharing Receivable FDICLossSharingReceivable	38196000	USD
CY2012Q3	ewbc	Fdic Loss Sharing Receivable FDICLossSharingReceivable	62936000	USD
CY2013Q3	us-gaap	Noninterest Expense NoninterestExpense	100352000	USD
	us-gaap	Noninterest Expense NoninterestExpense	291127000	USD
CY2013Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	73157000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	215835000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	9263000	USD
	ewbc	Stock Issued During Period Value Director Retainer Fee StockIssuedDuringPeriodValueDirectorRetainerFee	630000	USD
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	9049000	USD
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	3428000	USD
	us-gaap	Dividends Common Stock DividendsCommonStock	62499000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	199992000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1431185000	USD
CY2012Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1816372000	USD
CY2013Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1322383000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	69907000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	9893000	USD
	ewbc	Net Gain On Sales Of Investment Securities Loans And Other Assets NetGainOnSalesOfInvestmentSecuritiesLoansAndOtherAssets	23354000	USD
	us-gaap	Payments For Securities Purchased Under Agreements To Resell PaymentsForSecuritiesPurchasedUnderAgreementsToResell	450000000	USD
	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	-73286000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	87443000	USD
	dei	Entity Registrant Name EntityRegistrantName	EAST WEST BANCORP INC
	dei	Entity Central Index Key EntityCentralIndexKey	0001069157
	dei	Document Period End Date DocumentPeriodEndDate	2013-09-30
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2013Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	137767583	shares
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2013
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	1724000	USD
CY2013Q3	us-gaap	Financing Receivable Acquired With Deteriorated Credit Quality FinancingReceivableAcquiredWithDeterioratedCreditQuality	-2337000	USD
CY2013Q3	us-gaap	Federal Reserve Bank Stock FederalReserveBankStock	48212000	USD
CY2013Q3	ewbc	Investment In Affordable Housing Partnerships InvestmentInAffordableHousingPartnerships	171624000	USD
CY2013Q3	us-gaap	Interest Receivable InterestReceivable	113350000	USD
CY2013Q3	us-gaap	Due From Customer Acceptances DueFromCustomerAcceptances	26434000	USD
CY2013Q3	ewbc	Finite Lived Core Deposits Net FiniteLivedCoreDepositsNet	49153000	USD
CY2013Q3	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	112247000	USD
CY2013Q3	us-gaap	Other Assets OtherAssets	448827000	USD
CY2013Q3	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	5757341000	USD
CY2013Q3	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	14601799000	USD
CY2013Q3	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	995000000	USD
CY2013Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	17290257000	USD
CY2013Q3	us-gaap	Bank Acceptances Executed And Outstanding BankAcceptancesExecutedAndOutstanding	26434000	USD
CY2013Q3	us-gaap	Long Term Debt LongTermDebt	187178000	USD
CY2013Q3	ewbc	Accrued Interest Payable Accrued Expenses And Other Liabilities AccruedInterestPayableAccruedExpensesAndOtherLiabilities	304650000	USD
CY2013Q3	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	163000	USD
CY2013Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1564105000	USD
CY2013Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1305164000	USD
CY2013Q3	ewbc	Investment In Federal Home Loan Bank Stock InvestmentInFederalHomeLoanBankStock	1395000	USD
	ewbc	Investment In Federal Home Loan Bank Stock InvestmentInFederalHomeLoanBankStock	2945000	USD
CY2013Q3	ewbc	Investment In Federal Reserve Bank Stock InvestmentInFederalReserveBankStock	723000	USD
	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	30843000	USD
CY2013Q3	us-gaap	Interest Income Securities Purchased Under Agreements To Resell InterestIncomeSecuritiesPurchasedUnderAgreementsToResell	5168000	USD
CY2013Q3	us-gaap	Treasury Stock Value TreasuryStockValue	532378000	USD
CY2013Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	259105000	USD
CY2012Q3	us-gaap	Goodwill Goodwill	337438000	USD
CY2013Q3	ewbc	Covered Loans Collectively Evaluated For Impairment CoveredLoansCollectivelyEvaluatedForImpairment	2916000	USD
CY2012Q4	ewbc	Covered Loans Collectively Evaluated For Impairment CoveredLoansCollectivelyEvaluatedForImpairment	5237000	USD
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	8026807	shares
CY2012Q4	ewbc	Financing Receivable Modifications Recorded Investment Covered FinancingReceivableModificationsRecordedInvestmentCovered	157736000	USD
CY2011Q4	ewbc	Financing Receivable Modifications Recorded Investment Covered FinancingReceivableModificationsRecordedInvestmentCovered	146709000	USD
CY2013Q2	ewbc	Financing Receivable Modifications Recorded Investment Covered FinancingReceivableModificationsRecordedInvestmentCovered	120248000	USD
CY2012Q2	ewbc	Financing Receivable Modifications Recorded Investment Covered FinancingReceivableModificationsRecordedInvestmentCovered	155388000	USD
CY2013Q3	ewbc	Financing Receivable Modifications Recorded Investment Covered FinancingReceivableModificationsRecordedInvestmentCovered	118862000	USD
CY2012Q3	ewbc	Financing Receivable Modifications Recorded Investment Covered FinancingReceivableModificationsRecordedInvestmentCovered	173894000	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	710554000	USD
CY2013Q3	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	11039000	USD
	us-gaap	Interest Income Securities Purchased Under Agreements To Resell InterestIncomeSecuritiesPurchasedUnderAgreementsToResell	16132000	USD
	ewbc	Investment In Federal Reserve Bank Stock InvestmentInFederalReserveBankStock	2164000	USD
CY2013Q3	ewbc	Short Term Investments As Presented In Statements Of Income ShortTermInvestmentsAsPresentedInStatementsOfIncome	4276000	USD
	ewbc	Short Term Investments As Presented In Statements Of Income ShortTermInvestmentsAsPresentedInStatementsOfIncome	12844000	USD
CY2013Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	15099000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	47691000	USD
CY2013Q3	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	1049000	USD
	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	3135000	USD
CY2013Q3	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	10323000	USD
	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	31069000	USD
CY2013Q3	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	985000	USD
	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	2402000	USD
CY2013Q3	ewbc	Provision For Loan Lease And Other Losses Noncovered ProvisionForLoanLeaseAndOtherLossesNoncovered	4535000	USD
	ewbc	Provision For Loan Lease And Other Losses Noncovered ProvisionForLoanLeaseAndOtherLossesNoncovered	12050000	USD
CY2013Q3	ewbc	Provision For Loan Lease And Other Losses Covered ProvisionForLoanLeaseAndOtherLossesCovered	-964000	USD
	ewbc	Provision For Loan Lease And Other Losses Covered ProvisionForLoanLeaseAndOtherLossesCovered	4848000	USD
CY2013Q3	ewbc	Decrease In Fdic Indemnification Asset Receivable DecreaseInFdicIndemnificationAssetReceivable	-74456000	USD
	ewbc	Decrease In Fdic Indemnification Asset Receivable DecreaseInFdicIndemnificationAssetReceivable	-154260000	USD
CY2013Q3	ewbc	Branch Fees BranchFees	8123000	USD
	ewbc	Branch Fees BranchFees	23896000	USD
CY2013Q3	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	1084000	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	12006000	USD
CY2013Q3	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	993000	USD
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	1345000	USD
CY2013Q3	us-gaap	Fees And Commissions Other FeesAndCommissionsOther	5615000	USD
	us-gaap	Fees And Commissions Other FeesAndCommissionsOther	16103000	USD
CY2013Q3	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	2940000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	8925000	USD
CY2013Q3	us-gaap	Servicing Fees Net ServicingFeesNet	2125000	USD
	us-gaap	Servicing Fees Net ServicingFeesNet	6811000	USD
CY2013Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	952000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2820000	USD
CY2013Q3	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	3945000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	3685000	USD
CY2013Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	7258000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	22795000	USD
CY2013Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	41482000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	129239000	USD
CY2013Q3	us-gaap	Occupancy Net OccupancyNet	14697000	USD
	us-gaap	Occupancy Net OccupancyNet	42211000	USD
CY2013Q3	ewbc	Amortization Of Investments In Affordable Housing Partnerships AmortizationOfInvestmentsInAffordableHousingPartnerships	4693000	USD
	ewbc	Amortization Of Investments In Affordable Housing Partnerships AmortizationOfInvestmentsInAffordableHousingPartnerships	14040000	USD
CY2013Q3	ewbc	Amortization And Impairment Write Downs Of Premiums On Deposits Acquired AmortizationAndImpairmentWriteDownsOfPremiumsOnDepositsAcquired	2347000	USD
	ewbc	Amortization And Impairment Write Downs Of Premiums On Deposits Acquired AmortizationAndImpairmentWriteDownsOfPremiumsOnDepositsAcquired	7131000	USD
CY2013Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	4191000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	11848000	USD
CY2013Q3	us-gaap	Loan Processing Fee LoanProcessingFee	2752000	USD
	us-gaap	Loan Processing Fee LoanProcessingFee	9909000	USD
CY2013Q3	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	157000	USD
	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	-2015000	USD
CY2013Q3	us-gaap	Legal Fees LegalFees	9001000	USD
	us-gaap	Legal Fees LegalFees	18912000	USD
CY2013Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2159000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	6796000	USD
CY2013Q3	ewbc	Deposit Related Expenses DepositRelatedExpenses	1635000	USD
	ewbc	Deposit Related Expenses DepositRelatedExpenses	4725000	USD
CY2013Q3	us-gaap	Professional Fees ProfessionalFees	1264000	USD
	us-gaap	Professional Fees ProfessionalFees	2721000	USD
CY2013Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	15974000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	45610000	USD
CY2013Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	35749000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	108023000	USD
	ewbc	Other Investments Change In Net Unrealized Holding Gain Loss Net Of Tax OtherInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax	22000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-900000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-900000	USD
	ewbc	Stock Issued During Period Shares Director Retainer Fee StockIssuedDuringPeriodSharesDirectorRetainerFee	19998	shares
	ewbc	Loans Receivable Nonaccrual Of Interest On Nonaccrual Loans LoansReceivableNonaccrualOfInterestOnNonaccrualLoans	5220000	USD
	ewbc	Loans Receivable Nonaccrual Of Interest On Nonaccrual Loans LoansReceivableNonaccrualOfInterestOnNonaccrualLoans	4994000	USD
	ewbc	Loans Receivable Interest Recognized On Nonaccrual Loans LoansReceivableInterestRecognizedOnNonaccrualLoans	1724000	USD
CY2012Q3	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	864000	USD
	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	3468000	USD
CY2013Q3	us-gaap	Fdic Indemnification Asset Additional Estimated Losses FDICIndemnificationAssetAdditionalEstimatedLosses	467000	USD
	us-gaap	Fdic Indemnification Asset Additional Estimated Losses FDICIndemnificationAssetAdditionalEstimatedLosses	16995000	USD
CY2013Q3	us-gaap	Fdic Indemnification Asset Cash Payments Received FDICIndemnificationAssetCashPaymentsReceived	9396000	USD
	us-gaap	Fdic Indemnification Asset Cash Payments Received FDICIndemnificationAssetCashPaymentsReceived	51890000	USD
	ewbc	Accretion Amortization Of Discount And Premiums Loans And Other Assets AccretionAmortizationOfDiscountAndPremiumsLoansAndOtherAssets	180119000	USD
	ewbc	Decrease In Fdic Indemnification Asset And Receivable DecreaseInFdicIndemnificationAssetAndReceivable	-154260000	USD
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	2102000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	99258000	USD
	ewbc	Net Proceeds From Fdic Shared Loss Agreements NetProceedsFromFdicSharedLossAgreements	51890000	USD
	ewbc	Net Change In Accrued Interest Receivable And Other Assets NetChangeInAccruedInterestReceivableAndOtherAssets	-83335000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-47735000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-6121000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	1549830000	USD
	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	577811000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	50000000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	386108000	USD
	ewbc	Proceeds From Paydown Maturities And Termination Of Securities Purchased Under Resale Agreements ProceedsFromPaydownMaturitiesAndTerminationOfSecuritiesPurchasedUnderResaleAgreements	600000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	199992000	USD
	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	65625000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-5748000	USD
	us-gaap	Interest Paid InterestPaid	84643000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	118408000	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	33685000	USD
	us-gaap	Mortgage Loan Related To Property Sales1 MortgageLoanRelatedToPropertySales1	139000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent	-1552000	USD
	ewbc	Payments To Acquire Investments In Affordable Housing Partnerships And Other Investments PaymentsToAcquireInvestmentsInAffordableHousingPartnershipsAndOtherInvestments	45500000	USD
	ewbc	Payments To Acquire Investments In Affordable Housing Partnerships And Other Investments PaymentsToAcquireInvestmentsInAffordableHousingPartnershipsAndOtherInvestments	25860000	USD
CY2012Q4	us-gaap	Assets Assets	22536110000	USD
	ewbc	Financing Receivables Impaired Troubled Debt Restructuring Write Down Covered FinancingReceivablesImpairedTroubledDebtRestructuringWriteDownCovered	7466000	USD
	ewbc	Financing Receivables Impaired Troubled Debt Restructuring Write Down Covered FinancingReceivablesImpairedTroubledDebtRestructuringWriteDownCovered	6469000	USD
CY2012Q3	ewbc	Financing Receivables Impaired Troubled Debt Restructuring Write Down Covered FinancingReceivablesImpairedTroubledDebtRestructuringWriteDownCovered	4314000	USD
CY2013Q3	ewbc	Certain Loans Acquired In Transfer Accretable Yield Reclassifications From Nonaccretable Difference CertainLoansAcquiredInTransferAccretableYieldReclassificationsFromNonaccretableDifference	113900000	USD
	ewbc	Certain Loans Acquired In Transfer Accretable Yield Reclassifications From Nonaccretable Difference CertainLoansAcquiredInTransferAccretableYieldReclassificationsFromNonaccretableDifference	153500000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1323106000	USD
CY2012Q4	us-gaap	Short Term Investments ShortTermInvestments	366378000	USD
CY2012Q4	ewbc	Securities Purchased Under Agreements To Resell Noncurrent SecuritiesPurchasedUnderAgreementsToResellNoncurrent	1450000000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Net Reported Amount Covered And Not Covered LoansAndLeasesReceivableNetReportedAmountCoveredAndNotCovered	14645785000	USD
CY2012Q4	ewbc	Other Real Estate Owned Net OtherRealEstateOwnedNet	32911000	USD
CY2012Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	59719000	USD
CY2012Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	107275000	USD
CY2012Q4	us-gaap	Federal Reserve Bank Stock FederalReserveBankStock	48003000	USD
CY2012Q4	ewbc	Investment In Affordable Housing Partnerships InvestmentInAffordableHousingPartnerships	185645000	USD
CY2012Q4	us-gaap	Interest Receivable InterestReceivable	94837000	USD
CY2012Q4	us-gaap	Due From Customer Acceptances DueFromCustomerAcceptances	28612000	USD
CY2012Q4	ewbc	Finite Lived Core Deposits Net FiniteLivedCoreDepositsNet	56285000	USD
CY2012Q4	us-gaap	Cash Surrender Value Of Life Insurance CashSurrenderValueOfLifeInsurance	110133000	USD
CY2012Q4	us-gaap	Other Assets OtherAssets	517718000	USD
CY2012Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	4535877000	USD
CY2012Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	13773477000	USD
CY2012Q4	us-gaap	Deposits Deposits	18309354000	USD
CY2012Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	995000000	USD
CY2012Q4	us-gaap	Other Borrowings OtherBorrowings	20000000	USD
CY2012Q4	us-gaap	Bank Acceptances Executed And Outstanding BankAcceptancesExecutedAndOutstanding	28612000	USD
CY2012Q4	us-gaap	Long Term Debt LongTermDebt	137178000	USD
CY2012Q4	ewbc	Accrued Interest Payable Accrued Expenses And Other Liabilities AccruedInterestPayableAccruedExpensesAndOtherLiabilities	350869000	USD
CY2012Q4	us-gaap	Liabilities Liabilities	20153988000	USD
CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2013Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q4	us-gaap	Preferred Stock Value PreferredStockValue	83027000	USD
CY2012Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	157000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	2382122000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	22536110000	USD
CY2013Q3	us-gaap	Loans And Leases Receivable Net Reported Amount Covered And Not Covered LoansAndLeasesReceivableNetReportedAmountCoveredAndNotCovered	16698291000	USD
CY2013Q3	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	47124000	USD
CY2013Q3	us-gaap	Deposits Deposits	20359140000	USD
CY2013Q3	us-gaap	Liabilities Liabilities	22186959000	USD
CY2013Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	24498835000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	1113667000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1818000	USD
	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	184679000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	47892000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	376593000	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	-31849000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-20000000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	2049786000	USD
	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	2112000	USD
	us-gaap	Property Plant And Equipment Gross Period Increase Decrease PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease	77600000	USD
CY2012Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2013Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2012Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2013Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	157160193	shares
CY2013Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	163060192	shares
CY2013Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	137739423	shares
CY2013Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	25320769	shares
CY2012Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	16866101	shares
CY2012Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	232195000	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	691270000	USD
CY2012Q3	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	10380000	USD
	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	48525000	USD
CY2012Q3	us-gaap	Interest Income Securities Purchased Under Agreements To Resell InterestIncomeSecuritiesPurchasedUnderAgreementsToResell	5530000	USD
	us-gaap	Interest Income Securities Purchased Under Agreements To Resell InterestIncomeSecuritiesPurchasedUnderAgreementsToResell	14602000	USD
CY2012Q3	ewbc	Investment In Federal Home Loan Bank Stock InvestmentInFederalHomeLoanBankStock	127000	USD
	ewbc	Investment In Federal Home Loan Bank Stock InvestmentInFederalHomeLoanBankStock	514000	USD
CY2012Q3	ewbc	Investment In Federal Reserve Bank Stock InvestmentInFederalReserveBankStock	719000	USD
	ewbc	Investment In Federal Reserve Bank Stock InvestmentInFederalReserveBankStock	2146000	USD
CY2012Q3	ewbc	Short Term Investments As Presented In Statements Of Income ShortTermInvestmentsAsPresentedInStatementsOfIncome	5211000	USD
	ewbc	Short Term Investments As Presented In Statements Of Income ShortTermInvestmentsAsPresentedInStatementsOfIncome	17517000	USD
CY2012Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	18202000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	57543000	USD
	us-gaap	Interest Expense Federal Funds Purchased InterestExpenseFederalFundsPurchased	2000	USD
CY2012Q3	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	1468000	USD
	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	4963000	USD
CY2012Q3	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	11664000	USD
	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	34977000	USD
CY2012Q3	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	920000	USD
	us-gaap	Interest Expense Other Long Term Debt InterestExpenseOtherLongTermDebt	3106000	USD
CY2012Q3	ewbc	Provision For Loan Lease And Other Losses Noncovered ProvisionForLoanLeaseAndOtherLossesNoncovered	13321000	USD
	ewbc	Provision For Loan Lease And Other Losses Noncovered ProvisionForLoanLeaseAndOtherLossesNoncovered	46395000	USD
CY2012Q3	ewbc	Provision For Loan Lease And Other Losses Covered ProvisionForLoanLeaseAndOtherLossesCovered	5179000	USD
	ewbc	Provision For Loan Lease And Other Losses Covered ProvisionForLoanLeaseAndOtherLossesCovered	5705000	USD
CY2012Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	203408000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	621883000	USD

Files In Submission

Name	View Source	Status
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0001104659-13-083534-index.html	Edgar Link	pending
0001104659-13-083534.txt	Edgar Link	pending
0001104659-13-083534-xbrl.zip	Edgar Link	pending
a13-19577_110q.htm	Edgar Link	pending
a13-19577_1ex31d1.htm	Edgar Link	pending
a13-19577_1ex31d2.htm	Edgar Link	pending
a13-19577_1ex32d1.htm	Edgar Link	pending
a13-19577_1ex32d2.htm	Edgar Link	pending
ewbc-20130930.xml	Edgar Link	completed
ewbc-20130930.xsd	Edgar Link	pending
ewbc-20130930_cal.xml	Edgar Link	unprocessable
ewbc-20130930_def.xml	Edgar Link	unprocessable
ewbc-20130930_lab.xml	Edgar Link	unprocessable
ewbc-20130930_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
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Show.js	Edgar Link	pending

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$EWBC
EAST WEST BANCORP INC Stock $ewbc

2013 Q4 Form 10-Q Financial Statement

#000110465913083534 Filed on November 12, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EWBC EAST WEST BANCORP INC Stock $ewbc

2013 Q4 Form 10-Q Financial Statement

#000110465913083534 Filed on November 12, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EWBC
EAST WEST BANCORP INC Stock $ewbc