Borrowings and Subordinated Debentures (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Advances from the Federal Home Loan Bank [Abstract]
Line of credit with federal home loan bank, amount	$ 283,300
Federal Home Loan Bank, advances, general debt obligations, disclosures, collateral pledged	13,200
Amount [Abstract]
2016	15,000		$ 19,000
2017	25,000		25,000
2018	10,000		10,000
2021	15,000		0
Total FHLB borrowings	$ 65,000		$ 54,000
Rate [Abstract]
2016	0.57%		0.85%
2017	1.46%		1.46%
2018	2.01%		2.01%
2021	1.40%		0.00%
Repayments of Long-term Debt	$ 11,970	$ 10,342
Line of credit maximum borrowing capacity	20,000
Outstanding line of credit	$ 0		$ 0
Notes payable [Member] | Notes Payable To PNCBank Due August2016 Member
Rate [Abstract]
Notes payable with PNC Bank			2,000
Description of variable rate basis on notes payable	one month LIBOR
Notes payable [Member] | Notes PayableTo PNCBank Due January2018 Member
Rate [Abstract]
Notes payable with PNC Bank	$ 35,000		$ 35,000
Weighted average interest rate on other borrowings from PNC Bank (as a percent)	3.65%
Notes payable [Member] | London Interbank Offered Rate (LIBOR) [Member] | Notes Payable To PNCBank Due August2016 Member
Rate [Abstract]
Trust preferred securities basis spread on variable rate (as a percent)	0.15%