Loans and Asset Quality Information (Schedule of Accruing Restructured Loans Defaulted in Period) (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($) N	Sep. 30, 2014 USD ($) N	Sep. 30, 2015 USD ($) N	Sep. 30, 2014 USD ($) N
Accruing restructured loans that defaulted in the period:
Number of Contracts - Subsequent Default	1		3	2
Subsequently defaulted - Recorded Investment | $	$ 152		$ 193	$ 76
Non-covered [Member]
Accruing restructured loans that defaulted in the period:
Number of Contracts - Subsequent Default	1		3	2
Subsequently defaulted - Recorded Investment | $	$ 152		$ 193	$ 76
Non-covered [Member] | Commercial Unsecured [Member]
Accruing restructured loans that defaulted in the period:
Number of Contracts - Subsequent Default			1
Subsequently defaulted - Recorded Investment | $			$ 7
Non-covered [Member] | Real Estate construction, land development and other land loans [Member]
Accruing restructured loans that defaulted in the period:
Number of Contracts - Subsequent Default				1
Subsequently defaulted - Recorded Investment | $				$ 5
Non-covered [Member] | Real estate residential, farmland and mutli-family [Member]
Accruing restructured loans that defaulted in the period:
Number of Contracts - Subsequent Default	1		2
Subsequently defaulted - Recorded Investment | $	$ 152		$ 186
Non-covered [Member] | Real estate commercial [Member]
Accruing restructured loans that defaulted in the period:
Number of Contracts - Subsequent Default				1
Subsequently defaulted - Recorded Investment | $				$ 71
Covered [Member]
Accruing restructured loans that defaulted in the period:
Number of Contracts - Subsequent Default
Subsequently defaulted - Recorded Investment | $