Loans And Allowance For Loan Losses (Classification Of Risk Category Of Loans, By Classes) (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 1,781,884	$ 1,779,429	$ 1,438,245
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,678,998	1,710,969
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	12,166	9,522
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	90,409	54,482
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	311	4,456
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	878,822	938,462
Commercial Real Estate [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	832,175	902,034
Commercial Real Estate [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	6,601	5,916
Commercial Real Estate [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	40,046	30,512
Commercial Real Estate [Member] | Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	878,822		759,676
One-To-Four Family Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	158,078	161,958
One-To-Four Family Residential [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	152,322	157,912
One-To-Four Family Residential [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	34	29
One-To-Four Family Residential [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	5,722	4,017
One-To-Four Family Residential [Member] | Residential Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	158,078		86,343
Real Estate Mortgage [Member] | Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable		938,462
Real Estate Mortgage [Member] | Residential Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable		161,958
Real Estate Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	180,656	150,407
Real Estate Construction [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	178,999	148,811
Real Estate Construction [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	213	586
Real Estate Construction [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,444	1,010
Real Estate Construction [Member] | Real Estate Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	180,656		204,638
Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	543,822	507,173
Commercial [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	495,259	480,928
Commercial [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	5,171	2,941
Commercial [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	43,081	18,848
Commercial [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	311	4,456
Commercial [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	543,822	507,173	$ 366,282
Construction Loans [Member] | Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	156,454	129,070
Construction Loans [Member] | Residential Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	24,202	21,337
Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	20,506	21,429
Other [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	20,243	21,284
Other [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	147	50
Other [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 116	$ 95