Loans And Allowance For Loan Losses (Classification Of Risk Category Of Loans, By Classes) (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 1,880,112	$ 1,779,429	$ 1,548,094
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,772,981	1,710,969
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	37,549	9,522
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	69,286	54,482
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	296	4,456
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	893,807	938,462
Commercial Real Estate [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	867,902	902,034
Commercial Real Estate [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	6,074	5,916
Commercial Real Estate [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	19,831	30,512
Commercial Real Estate [Member] | Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	893,807	938,462	869,250
One-To-Four Family Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	193,678	161,958
One-To-Four Family Residential [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	185,383	157,912
One-To-Four Family Residential [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	3,226	29
One-To-Four Family Residential [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	5,069	4,017
One-To-Four Family Residential [Member] | Residential Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	193,678	161,958	95,906
Real Estate Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	206,671	150,407
Real Estate Construction [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	198,376	148,811
Real Estate Construction [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	6,634	586
Real Estate Construction [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,661	1,010
Real Estate Construction [Member] | Real Estate Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	206,671		139,273
Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	566,403	507,173
Commercial [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	501,826	480,928
Commercial [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	21,615	2,941
Commercial [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	42,666	18,848
Commercial [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	296	4,456
Commercial [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	566,403	507,173	$ 423,480
Construction Loans [Member] | Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	184,211	129,070
Construction Loans [Member] | Residential Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	22,460	21,337
Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	19,553	21,429
Other [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	19,494	21,284
Other [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable		50
Other [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 59	$ 95