Fair Value Disclosures - Contingent Consideration Liability (Details 2) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Sep. 30, 2012
Contingent consideration liability change in amount
Beginning Balance
Contingent consideration from new acquisition	842
Adjustments of contingent consideration liability	34
Ending Balance	$ 876

Business acquisition contingent consideration current fair value.

No definition available.

Name:	uvsp_BusinessAcquisitionContingentConsiderationCurrentFairValue
Namespace Prefix:	uvsp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant