Borrowings (Details Textual) (USD $)	1 Months Ended	12 Months Ended				12 Months Ended		12 Months Ended		12 Months Ended
	Aug. 31, 2003	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Federal Home Loan Bank Advances [Member]	Dec. 31, 2011 Federal Home Loan Bank Advances [Member]	Dec. 31, 2003 First Subordinated Term Loan Note [Member]	Dec. 31, 2012 First Subordinated Term Loan Note [Member]	Dec. 31, 2003 Second Subordinated Term Loan Note [Member]	Dec. 31, 2012 Second Subordinated Term Loan Note [Member]	Dec. 31, 2003 Junior Subordinated Debt [Member]	Dec. 31, 2012 Junior Subordinated Debt [Member]
Borrowings (Additional Textual) [Abstract]
Amount of federal fund lines of credit with correspondent banks		$ 0	$ 0
Amount of federal fund lines of credit with Federal Reserve Bank of Philadelphia		0	0
Capital securities issued	20,000,000
Borrowings (Textual) [Abstract]
Maximum borrowing capacity		398,100,000
Outstanding borrowings with FHLB		0
Outstanding short term borrowings					5,000,000
Outstanding short term letters of credit				32,000,000	55,000,000
Subordinated term loan notes issued						5,000,000		10,000,000
Issuance date of Capital Securities of Univest Capital Trust I										Aug. 27, 2003
Floating rate on subordinated term loan notes issued							1.40%		1.40%		3.05%
Amount of Trust Preferred Securities that qualify as Tier 1 capital											20,000,000
Increase in carrying amount of trust preferred securities resulting from deconsolidation										619,000
Debt maturity term										30 years
Number of years after which securities are callable by Company at par, in whole or part										5 years
Repayment of FHLB borrowings		5,000,000
FHLB prepayment fee		97,000
Variable rate based LIBOR Period		Three month LIBOR Plus
Capital securities issued	20,000,000
Amount of Maintained Federal Fund Lines of Credit With Correspondent Banks		$ 82,000,000	$ 82,000,000