Loans And Allowance For Loan Losses (Troubled Debt Restructurings That Subsequently Defaulted) (Details) - Troubled Debt Restructurings That Subsequently Defaulted [Member] $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) Contract	Dec. 31, 2014 USD ($) Contract
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	7	15
Recorded Investment | $	$ 12,530	$ 3,623
Home Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	2	0
Recorded Investment | $	$ 74	$ 0
Consumer Mortgages [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	3
Recorded Investment | $	$ 0	$ 206
Credit Card Receivable [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	0
Recorded Investment | $	$ 0	$ 0
Other Retail Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	1	1
Recorded Investment | $	$ 81	$ 6
Commercial Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	1	5
Recorded Investment | $	$ 10,944	$ 1,632
Investment Properties [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	1	1
Recorded Investment | $	$ 10,944	$ 186
1-4 Family Properties [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	3
Recorded Investment | $	$ 0	$ 1,018
Land Acquisition [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	0	1
Recorded Investment | $	$ 0	$ 428
Commercial And Industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	3	6
Recorded Investment | $	$ 1,431	$ 1,779
Commercial, Financial and Agricultural [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	1	6
Recorded Investment | $	$ 112	$ 1,779
Owner-Occupied [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	2	0
Recorded Investment | $	$ 1,319	$ 0
Retail [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts | Contract	3	4
Recorded Investment | $	$ 155	$ 212