XML 150 R116.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Leases (Schedule of Net Investment and Lease Income of Direct Financing and Sales-Type Leases) (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($)
Direct Financing and Sales-Type Leases: |
Lease receivables | $ 126,517
Unguaranteed residual assets | 14,793
Net investment in direct financing and sales-type leases | 141,310
Direct financing and sales-type lease income | $ 5,900

X
- Definition Sales-type And Direct Financing Lease, Lease Income + References No definition available. + Details
Name: | ewbc_SalestypeAndDirectFinancingLeaseLeaseIncome
Namespace Prefix: | ewbc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Sales-type And Direct Financing Lease, Unguaranteed Residual Asset + References No definition available. + Details
Name: | ewbc_SalestypeAndDirectFinancingLeaseUnguaranteedResidualAsset
Namespace Prefix: | ewbc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Sales-type and Direct Financing Leases, Present Value of Lease Receivable + References No definition available. + Details
Name: | ewbc_SalestypeandDirectFinancingLeasesPresentValueofLeaseReceivable
Namespace Prefix: | ewbc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_DirectFinancingLeaseNetInvestmentInLeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of net investment in sales-type and direct financing lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=77888421&loc=SL77919306-209978 + Details
Name: | us-gaap_NetInvestmentInLease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant