Borrowings and Subordinated Debentures (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Advances from the Federal Home Loan Bank [Abstract]
Line of credit with federal home loan bank, amount	$ 182,500,000
Federal Home Loan Bank, advances, general debt obligations, disclosures, collateral pledged	69,000,000
Amount [Abstract]
Advances maturing in 2014	5,000,000	10,000,000
Advances maturing in 2015	10,000,000	10,000,000
Advances maturing in 2016	10,000,000	10,000,000
Advances maturing in 2017	25,000,000	25,000,000
Advances maturing in 2018	10,000,000	10,000,000
Total FHLB borrowings	60,000,000	65,000,000
Rate [Abstract]
Advances maturing in 2014 (in hundredths)	0.30%	0.24%
Advances maturing in 2015 (in hundredths)	0.71%	0.71%
Advances maturing in 2016 (in hundredths)	1.11%	1.11%
Advances maturing in 2017 (in hundredths)	1.46%	1.46%
Advances maturing in 2018 (in hundredths)	2.01%	2.01%
PNC Bank [Member]
Other borrowings [Abstract]
Notes payable with PNC Bank	2,800,000	2,900,000
Description of variable rate basis on notes payable	one month LIBOR
Basis spread on variable rate on notes payable (in hundredths)	0.15%
Interest rate on notes payable (in hundredths)	0.30%
Other borrowings from PNC Bank outstanding	$ 40,000,000	$ 40,000,000
Weighted average interest rate on other borrowings from PNC Bank (in hundredths)	3.65%	3.65%
PNC Bank [Member] | Notes payable [Member]
Other borrowings [Abstract]
Maturity date of borrowings from PNC Bank	Aug. 25, 2016
PNC Bank [Member] | Other Borrowings [Member]
Other borrowings [Abstract]
Maturity date of borrowings from PNC Bank	Jan. 07, 2018