Loans and Allowance for Loan Losses (Troubled Debt Restructurings That Subsequently Defaulted) (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($) Contract	Jun. 30, 2014 USD ($) Contract	Jun. 30, 2015 USD ($) Contract	Jun. 30, 2014 USD ($) Contract
Other Retail Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract		0
Recorded Investment		$ 0
Troubled Debt Restructurings That Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	6	2	8
Recorded Investment	$ 0	$ 2,372		$ 3,080
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Home Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	0	1	0
Recorded Investment	$ 0	$ 0	$ 34	$ 0
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Consumer Mortgages [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	1	0	1
Recorded Investment	$ 0	$ 70	$ 0	$ 70
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Credit Cards [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	0	0	0
Recorded Investment	$ 0	$ 0	$ 0	$ 0
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Other Retail Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0		1	0
Recorded Investment	$ 0		$ 81	$ 0
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Investment Properties [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	0	0	1
Recorded Investment	$ 0	$ 0	$ 0	$ 186
Troubled Debt Restructurings That Subsequently Defaulted [Member] | 1-4 Family Properties [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	3	0	3
Recorded Investment	$ 0	$ 1,018	$ 0	$ 1,018
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Land Acquisition [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	1	0	1
Recorded Investment	$ 0	$ 428	$ 0	$ 428
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Commercial Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	4	0	5
Recorded Investment	$ 0	$ 1,446	$ 0	$ 1,632
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Commercial, Financial and Agricultural [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	1	0	2
Recorded Investment	$ 0	$ 856	$ 0	$ 1,378
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Owner-Occupied [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	0	0	0
Recorded Investment	$ 0	$ 0	$ 0	$ 0
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Commercial and Industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	1	0	2
Recorded Investment	$ 0	$ 856	$ 0	$ 1,378
Troubled Debt Restructurings That Subsequently Defaulted [Member] | Retail [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	1	2	1
Recorded Investment	$ 0	$ 70	$ 115	$ 70