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.

+ References

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

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

+ Details

Name:	us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

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

+ References

+ Details

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

- Definition

Reflects the amount of the allowance related to a troubled debt restructuring.

+ References

No definition available.

+ Details

Name:	uvsp_FinancingReceivableImpairedTroubledDebtRestructuringRelatedAllowance
Namespace Prefix:	uvsp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Loans and Leases - Troubled Debt Restructured Loans (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013 Loans	Jun. 30, 2014	Jun. 30, 2013 Loans
Accruing Troubled Debt Restructured Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans		1		1
Pre-Restructuring Outstanding Recorded Investment		$ 1,000		$ 1,000
Post-Restructuring Outstanding Recorded Investment		1,000		1,000
Related Allowance
Nonaccrual Troubled Debt Restructured Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans			3
Pre-Restructuring Outstanding Recorded Investment			738
Post-Restructuring Outstanding Recorded Investment			738
Related Allowance
Commercial, Financial and Agricultural [Member] \| Accruing Troubled Debt Restructured Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans		1		1
Pre-Restructuring Outstanding Recorded Investment		1,000		1,000
Post-Restructuring Outstanding Recorded Investment		1,000		1,000
Related Allowance
Real Estate-Commercial [Member] \| Nonaccrual Troubled Debt Restructured Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans			1
Pre-Restructuring Outstanding Recorded Investment			50
Post-Restructuring Outstanding Recorded Investment			50
Related Allowance
Real Estate-Residential Secured for Business Purpose [Member] \| Nonaccrual Troubled Debt Restructured Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans			2
Pre-Restructuring Outstanding Recorded Investment			688
Post-Restructuring Outstanding Recorded Investment			688
Related Allowance