XML 101 R85.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Deposits (Details 1) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | --- | ---
Banking and Thrift [Abstract] |  |  |
Three months or less | $ 180,459 | $ 120,238 | $ 88,483
More than three months through six months | 228,513 | 151,422 | 123,789
More than six months through twelve months | 208,554 | 207,141 | 234,684
Over twelve months | 211,983 | 269,947 | 292,299
Total | $ 829,509 | $ 748,748 | $ 739,255

X
- Definition Contractual maturities time deposits after12 months. + References No definition available. + Details
Name: | egbn_ContractualMaturitiesTimeDepositsAfter12Months
Namespace Prefix: | egbn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual maturities time deposits six months through12 months. + References No definition available. + Details
Name: | egbn_ContractualMaturitiesTimeDepositsSixMonthsThrough12Months
Namespace Prefix: | egbn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual maturities time deposits three months or less. + References No definition available. + Details
Name: | egbn_ContractualMaturitiesTimeDepositsThreeMonthsOrLess
Namespace Prefix: | egbn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual maturities time deposits three months through six months. + References No definition available. + Details
Name: | egbn_ContractualMaturitiesTimeDepositsThreeMonthsThroughSixMonths
Namespace Prefix: | egbn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition Amount of time deposit liabilities, including certificates of deposit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=50488274&loc=d3e64164-112818 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Industry Guide -Number 3 -Section V -Paragraph D-E + Details
Name: | us-gaap_TimeDeposits
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant