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

The adjustment to the carrying value of the rights retained or purchased to service mortgages. These adjustments are made when the estimate of the fair value is changed. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 4
-Subparagraph (a)(6)
-URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122739-111746

Name:	us-gaap_MortgageServicingRightsMSRImpairmentRecovery
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Collateral Dependent Impaired Loans Carrying Value

No definition available.

Name:	vly_CollateralDependentImpairedLoansCarryingValue
Namespace Prefix:	vly_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Fair value, unobservable inputs, quantitative information for assets measured on non-recurring basis, loan servicing rights discount rate.

No definition available.

Name:	vly_FairValueUnobservableInputsQuantitativeInformationForAssetsMeasuredOnNonrecurringBasisLoanServicingRightsDiscountRate
Namespace Prefix:	vly_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Fair value, unobservable inputs, quantitative information for assets measured on non-recurring basis, loan servicing rights prepayment rate.

No definition available.

Name:	vly_FairValueUnobservableInputsQuantitativeInformationForAssetsMeasuredOnNonrecurringBasisLoanServicingRightsPrepaymentRate
Namespace Prefix:	vly_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Foreclosed Asset Charge-offs

No definition available.

Name:	vly_ForeclosedAssetChargeoffs
Namespace Prefix:	vly_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Certain foreclosed assets (consisting of other real estate owned and other repossessed assets), upon initial recognition and transfer from loans, are re-measured and reported at fair value through a charge-off to the allowance for loan losses based upon the fair value of the foreclosed assets. The fair value of a foreclosed asset, upon initial recognition, is typically estimated using Level 3 inputs, consisting of an appraisal that is significantly adjusted based on customized discounting criteria.

No definition available.

Name:	vly_ForeclosedAssetsMeasuredAtFairValue
Namespace Prefix:	vly_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

This amount represents the direct charge-off the allowance for loan losses related to the collateral dependent impaired loans.

No definition available.

Name:	vly_ImpairedCollateralDependentLoansChargeOffs
Namespace Prefix:	vly_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Impaired loans, reported net carrying value.

No definition available.

Name:	vly_ImpairedLoansReportedNetCarryingValue
Namespace Prefix:	vly_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Specific valuation for loan losses related to impaired loans which are evaluated for impairment on an individual basis.

No definition available.

Name:	vly_ImpairedLoansSpecificValuationAllowanceAllocation
Namespace Prefix:	vly_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

This element represents a loss due to the re-measurement of repossessed asset at fair value subsequent to initial recognition.

No definition available.