Loans And Allowance For Loan Losses (Age Analysis Of Past Due Loans) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	$ 7,464	$ 6,848
90 days and greater past due	16,085	19,872
Total past due	23,549	26,720
Current	1,296,573	1,244,183
Loans receivable, Noncovered	1,305,069	1,254,476
Loans receivable, Covered	15,053	16,427
Recorded loans > 90 days and accruing		53
Total	1,320,122	1,270,903	1,327,215
Noncovered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	6,518	6,822
90 days and greater past due	15,062	18,613
Total past due	21,580	25,435
Current	1,283,489	1,229,041
Loans receivable, Noncovered	1,305,069	1,254,476
Recorded loans > 90 days and accruing		53
Covered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	946	26
90 days and greater past due	1,023	1,259
Total past due	1,969	1,285
Current	13,084	15,142
Loans receivable, Covered	15,053	16,427
Other [Member] | Noncovered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	391	128
90 days and greater past due	2	53
Total past due	393	181
Current	29,954	30,857
Loans receivable, Noncovered	30,347	31,038
Recorded loans > 90 days and accruing		3
Other [Member] | Covered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	1
Total past due	1
Current	30	46
Loans receivable, Covered	31	46
Real Estate Mortgage [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, Noncovered	755,680	740,997
Loans receivable, Covered	10,498	11,282
Real Estate Mortgage [Member] | Commercial Real Estate [Member] | Noncovered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	4,005	3,843
90 days and greater past due	6,571	6,564
Total past due	10,576	10,407
Current	745,104	730,590
Loans receivable, Noncovered	755,680	740,997
Real Estate Mortgage [Member] | Commercial Real Estate [Member] | Covered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	911	8
90 days and greater past due	970	1,202
Total past due	1,881	1,210
Current	8,617	10,072
Loans receivable, Covered	10,498	11,282
Real Estate Mortgage [Member] | One-To-Four Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, Noncovered	81,199	80,058
Loans receivable, Covered	3,420	3,930
Real Estate Mortgage [Member] | One-To-Four Family Residential [Member] | Noncovered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	109	284
90 days and greater past due	417	456
Total past due	526	740
Current	80,673	79,318
Loans receivable, Noncovered	81,199	80,058
Real Estate Mortgage [Member] | One-To-Four Family Residential [Member] | Covered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	34	18
90 days and greater past due	53	57
Total past due	87	75
Current	3,333	3,855
Loans receivable, Covered	3,420	3,930
Real Estate Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	172,636	148,494	144,844
Real Estate Construction [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, Noncovered	165,820	143,650
Loans receivable, Covered	187	198
Real Estate Construction [Member] | Commercial Real Estate [Member] | Noncovered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	847	569
90 days and greater past due	80	2,721
Total past due	927	3,290
Current	164,893	140,360
Loans receivable, Noncovered	165,820	143,650
Real Estate Construction [Member] | Commercial Real Estate [Member] | Covered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	187	198
Loans receivable, Covered	187	198
Real Estate Construction [Member] | One-To-Four Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, Noncovered	6,629	4,646
Real Estate Construction [Member] | One-To-Four Family Residential [Member] | Noncovered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	6,629	4,646
Loans receivable, Noncovered	6,629	4,646
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	266,311	255,058	233,939
Commercial [Member] | Noncovered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-89 days past due	1,166	1,998
90 days and greater past due	7,992	8,819
Total past due	9,158	10,817
Current	256,236	243,270
Loans receivable, Noncovered	265,394	254,087
Recorded loans > 90 days and accruing		50
Commercial [Member] | Covered [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	917	971
Loans receivable, Covered	$ 917	$ 971