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Warrants (Details Narrative) | Dec. 27, 2016 shares
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Warrants Details Narrative Abstract |
Stock Issued During Period, Shares, Redemption of Warrants | 378,495
Number of Securities Called by Warrants | 423,977

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- Definition Number of new stock issued during the period due to the redemption of warrants. + References No definition available. + Details
Name: | egbn_StockIssuedDuringPeriodSharesRedemptionOfWarrants
Namespace Prefix: | egbn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | egbn_WarrantsDetailsNarrativeAbstract
Namespace Prefix: | egbn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant