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

Number of financing receivables that have been modified by troubled debt restructurings.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953676-111524

Name:	us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Pre-modification amount of investment in financing receivables modified by troubled debt restructurings.

Name:	us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554

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

- References

No definition available.

Name:	vbtx_FinancingReceivableModificationsPostModificationRecordedInvestmentAbstract
Namespace Prefix:	vbtx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Represents the post-modification amount of investment related to adjusted interest rate in financing receivables modified by troubled debt restructurings.

No definition available.

Name:	vbtx_FinancingReceivableModificationsPostModificationRecordedInvestmentAdjustedInterestRate
Namespace Prefix:	vbtx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the post-modification amount of investment related to extended maturity in financing receivables modified by troubled debt restructurings.

No definition available.

Name:	vbtx_FinancingReceivableModificationsPostModificationRecordedInvestmentExtendedMaturity
Namespace Prefix:	vbtx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the post-modification amount of investment related to extended maturity and restructured payments in financing receivables modified by troubled debt restructurings.

No definition available.

Name:	vbtx_FinancingReceivableModificationsPostModificationRecordedInvestmentExtendedMaturityAndRestructuredPayments
Namespace Prefix:	vbtx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the post-modification amount of investment related to extended maturity, restructured payments and adjusted interest rate in financing receivables modified by troubled debt restructurings.

No definition available.