Short-Term Borrowings and Long-Term Debt (Borrowings) (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Short-term borrowings:
Retail customer repurchase agreements	$ 6,917,000	$ 8,675,000	$ 8,838,000
Total short-term borrowings	6,917,000	8,675,000
Long-term debt:
Federal Home Loan Bank advances	73,283,000	58,328,000
Junior subordinated debt	56,702,000	56,702,000
Long-term notes payable	5,263,000	0
Total long-term debt	$ 135,248,000	$ 115,030,000
FHLB advance [Member]
Long-term debt:
Long-term debt, weighted average interest rate at December 31	1.80%	2.62%
Long term notes payable [Member]
Long-term debt:
Long-term debt, weighted average interest rate at December 31	1.41%	0.00%
Junior subordinated debt [Member]
Long-term debt:
Long-term debt, weighted average interest rate at December 31	1.77%	1.83%
Retail customer repurchase agreements [Member]
Short-term borrowings:
Short-term debt, weighted average interest rate at December 31	0.21%	0.19%	0.42%