Represents the amount of loans recognized as of the acquisition date.

No definition available.

Name:	bdge_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoans
Namespace Prefix:	bdge_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the number of families having income producing residential investment properties.

+ References

No definition available.

+ Details

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Namespace Prefix:	bdge_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the loan granted against value of subject property expressed as a percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	bdge_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the threshold amount of a loan for which the entity generally seeks to obtain annual financial information from the borrower.

+ References

No definition available.

+ Details

Name:	bdge_LoansAndLeasesReceivableThresholdAmountReportingRequirement
Namespace Prefix:	bdge_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	us-gaap_LoansAndLeasesReceivableOtherInformationAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Glossary Loan
-URI http://asc.fasb.org/extlink&oid=6517073

+ Details

Name:	us-gaap_LoansReceivableFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_BusinessAcquisitionAxis=bdge_CommunityNationalBankMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=bdge_FirstNationalBankOfNewYorkMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_RealEstateLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=bdge_MultiFamilyMortgageLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

LOANS (Detail Textuals) $ in Thousands	3 Months Ended
LOANS (Detail Textuals) $ in Thousands	Mar. 31, 2016 USD ($) Families	Dec. 31, 2015 USD ($)	Jun. 19, 2015 USD ($)	Feb. 14, 2014 USD ($)
CNB
Classifications of loans
Addition in acquired loans recorded at fair value			$ 729,413
Fair value of loans acquired	$ 632,000	$ 659,700
FNBNY
Classifications of loans
Addition in acquired loans recorded at fair value				$ 89,700
Fair value of loans acquired	37,000	$ 37,700
Commercial real estate mortgage loans \| Minimum
Lending Risk
Loan amount beyond which annual financial information is sought	$ 250
Multi-family mortgage loans
Lending Risk
Number of families having income producing residential investment properties \| Families	5
Multi-family mortgage loans \| Maximum
Lending Risk
Loan-to-value ratio (as a percent)	75.00%
Residential real estate: Home equity \| Minimum
Lending Risk
Loan-to-value ratio (as a percent)	80.00%