XML 70 R59.htm IDEA: XBRL DOCUMENT
v3.5.0.2

LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES (Details 3) - Loans Receivable - USD ($) $ in Thousands | Jun. 30, 2016 | Dec. 31, 2015
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | $ 24,236,216 | $ 23,659,761
CRE |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,476,682 | 8,110,749
CRE | Income producing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 7,812,733 | 7,478,474
CRE | Construction |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 522,967 | 438,671
CRE | Land |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 140,982 | 193,604
C&I |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 9,163,804 | 9,003,007
C&I | Commercial business |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,449,136 | 8,213,897
C&I | Trade finance |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 714,668 | 789,110
Residential |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,532,300 | 4,589,914
Residential | Single-family |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,186,031 | 3,066,919
Residential | Multifamily |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,346,269 | 1,522,995
Consumer |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,063,430 | 1,956,091
Non-PCI Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 23,442,173 | 22,689,007
Non-PCI Loans | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 22,629,016 | 21,910,821
Non-PCI Loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 206,976 | 287,530
Non-PCI Loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 571,578 | 466,129
Non-PCI Loans | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 34,603 | 24,527
Non-PCI Loans | CRE |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,025,630 | 7,561,384
Non-PCI Loans | CRE | Income producing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 7,364,321 | 6,937,199
Non-PCI Loans | CRE | Income producing | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 7,086,172 | 6,672,951
Non-PCI Loans | CRE | Income producing | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 51,802 | 59,309
Non-PCI Loans | CRE | Income producing | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 226,347 | 204,939
Non-PCI Loans | CRE | Income producing | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | CRE | Construction |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 522,967 | 436,776
Non-PCI Loans | CRE | Construction | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 519,345 | 435,112
Non-PCI Loans | CRE | Construction | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,622 | 1,194
Non-PCI Loans | CRE | Construction | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 470
Non-PCI Loans | CRE | Construction | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | CRE | Land |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 138,342 | 187,409
Non-PCI Loans | CRE | Land | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 124,379 | 172,189
Non-PCI Loans | CRE | Land | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | CRE | Land | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 13,953 | 15,220
Non-PCI Loans | CRE | Land | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 10 | 0
Non-PCI Loans | C&I |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 9,117,182 | 8,943,791
Non-PCI Loans | C&I | Commercial business |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 8,402,526 | 8,155,991
Non-PCI Loans | C&I | Commercial business | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 7,998,058 | 7,794,735
Non-PCI Loans | C&I | Commercial business | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 139,189 | 201,280
Non-PCI Loans | C&I | Commercial business | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 234,391 | 135,449
Non-PCI Loans | C&I | Commercial business | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 30,888 | 24,527
Non-PCI Loans | C&I | Trade finance |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 714,656 | 787,800
Non-PCI Loans | C&I | Trade finance | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 688,080 | 750,144
Non-PCI Loans | C&I | Trade finance | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,600 | 13,812
Non-PCI Loans | C&I | Trade finance | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 21,271 | 23,844
Non-PCI Loans | C&I | Trade finance | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,705 | 0
Non-PCI Loans | Residential |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,257,575 | 4,252,004
Non-PCI Loans | Residential | Single-family |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,027,217 | 2,877,286
Non-PCI Loans | Residential | Single-family | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,002,316 | 2,841,722
Non-PCI Loans | Residential | Single-family | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 7,035 | 8,134
Non-PCI Loans | Residential | Single-family | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 17,866 | 27,430
Non-PCI Loans | Residential | Single-family | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | Residential | Multifamily |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,230,358 | 1,374,718
Non-PCI Loans | Residential | Multifamily | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,177,818 | 1,317,550
Non-PCI Loans | Residential | Multifamily | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 2,918
Non-PCI Loans | Residential | Multifamily | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 52,540 | 54,250
Non-PCI Loans | Residential | Multifamily | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
Non-PCI Loans | Consumer |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,041,786 | 1,931,828
Non-PCI Loans | Consumer | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,032,848 | 1,926,418
Non-PCI Loans | Consumer | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 3,728 | 883
Non-PCI Loans | Consumer | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 5,210 | 4,527
Non-PCI Loans | Consumer | Doubtful |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 794,043 | 970,754
PCI Loans | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 679,106 | 835,890
PCI Loans | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 17,193 | 7,551
PCI Loans | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 97,744 | 127,313
PCI Loans | CRE |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 451,052 | 549,365
PCI Loans | CRE | Income producing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 448,412 | 541,275
PCI Loans | CRE | Income producing | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 363,469 | 440,100
PCI Loans | CRE | Income producing | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 10,866 | 4,987
PCI Loans | CRE | Income producing | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 74,077 | 96,188
PCI Loans | CRE | Construction |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 1,895
PCI Loans | CRE | Construction | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | CRE | Construction | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | CRE | Construction | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 1,895
PCI Loans | CRE | Land |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,640 | 6,195
PCI Loans | CRE | Land | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 2,248 | 4,285
PCI Loans | CRE | Land | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | CRE | Land | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 392 | 1,910
PCI Loans | C&I |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 46,622 | 59,216
PCI Loans | C&I | Commercial business |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 46,610 | 57,906
PCI Loans | C&I | Commercial business | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 37,284 | 52,212
PCI Loans | C&I | Commercial business | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,648 | 819
PCI Loans | C&I | Commercial business | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 4,678 | 4,875
PCI Loans | C&I | Trade finance |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 12 | 1,310
PCI Loans | C&I | Trade finance | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 12 | 1,310
PCI Loans | C&I | Trade finance | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | C&I | Trade finance | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | Residential |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 274,725 | 337,910
PCI Loans | Residential | Single-family |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 158,814 | 189,633
PCI Loans | Residential | Single-family | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 155,941 | 184,092
PCI Loans | Residential | Single-family | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,227 | 1,293
PCI Loans | Residential | Single-family | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 1,646 | 4,248
PCI Loans | Residential | Multifamily |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 115,911 | 148,277
PCI Loans | Residential | Multifamily | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 99,886 | 130,770
PCI Loans | Residential | Multifamily | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 0 | 0
PCI Loans | Residential | Multifamily | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 16,025 | 17,507
PCI Loans | Consumer |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 21,644 | 24,263
PCI Loans | Consumer | Pass/Watch |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 20,266 | 23,121
PCI Loans | Consumer | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | 452 | 452
PCI Loans | Consumer | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total loans | $ 926 | $ 690

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount representing an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. Excludes amounts related to receivables held-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10(3)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_NotesReceivableGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_LoansReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ewbc_IncomeProducingFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ewbc_LandCommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ewbc_CommercialBusinessMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ewbc_TradeFinanceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ewbc_ResidentialSingleFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ewbc_ResidentialMultifamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByAssetClassAxis=ewbc_ReceivablesOriginatedOrAcquiredWithoutDeterioratedCreditQualityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_DoubtfulMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByAssetClassAxis=us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |