Investment Securities (Summary Of Contractual Maturity Of Debt Securities Classified As Available For Sale And Held To Maturity) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	$ 151	$ 316
Available for Sale (at fair value), After One But Within Five Years	7,226	13,512
Available for Sale (at fair value), After Five But Within Ten Years	130,295	130,475
Available for Sale (at fair value), After Ten Years	370,322	364,378
Total Available for Sale Securities, Fair Value	507,994	508,681
Held to Maturity (at amortized cost), Within One Year	6	11
Held to Maturity (at amortized cost), After One But Within Five Years	63	73
Held to Maturity (at amortized cost), After Five But Within Ten Years	0	0
Held to Maturity (at amortized cost), After Ten Years	297	323
Total Held to Maturity Securities	366	407
U.S. Treasury Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	0
Available for Sale (at fair value), After One But Within Five Years	100	100
Available for Sale (at fair value), After Five But Within Ten Years	0	0
Available for Sale (at fair value), After Ten Years	0	0
Total Available for Sale Securities, Fair Value	100	100
U.S. Agency Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	0
Available for Sale (at fair value), After One But Within Five Years	0	0
Available for Sale (at fair value), After Five But Within Ten Years	0	0
Available for Sale (at fair value), After Ten Years	25,811	10,897
Total Available for Sale Securities, Fair Value	25,811	10,897
U.S. GSEs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	0
Available for Sale (at fair value), After One But Within Five Years	2,512	10,025
Available for Sale (at fair value), After Five But Within Ten Years	44,077	49,341
Available for Sale (at fair value), After Ten Years	0	0
Total Available for Sale Securities, Fair Value	46,589	59,366
FHLB Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	0
Available for Sale (at fair value), After One But Within Five Years	0	0
Available for Sale (at fair value), After Five But Within Ten Years	22,441	24,585
Available for Sale (at fair value), After Ten Years	0	0
Total Available for Sale Securities, Fair Value	22,441	24,585
Agency MBSs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	151	316
Available for Sale (at fair value), After One But Within Five Years	4,614	3,387
Available for Sale (at fair value), After Five But Within Ten Years	19,321	22,854
Available for Sale (at fair value), After Ten Years	111,767	122,210
Total Available for Sale Securities, Fair Value	135,853	148,767
Held to Maturity (at amortized cost), Within One Year	6	11
Held to Maturity (at amortized cost), After One But Within Five Years	63	73
Held to Maturity (at amortized cost), After Five But Within Ten Years	0	0
Held to Maturity (at amortized cost), After Ten Years	297	323
Total Held to Maturity Securities	366	407
Agency CMBSs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	0
Available for Sale (at fair value), After One But Within Five Years	0	0
Available for Sale (at fair value), After Five But Within Ten Years	13,829	5,029
Available for Sale (at fair value), After Ten Years	4,861	0
Total Available for Sale Securities, Fair Value	18,690	5,029
Agency CMOs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	0
Available for Sale (at fair value), After One But Within Five Years	0	0
Available for Sale (at fair value), After Five But Within Ten Years	3,877	4,139
Available for Sale (at fair value), After Ten Years	223,093	226,260
Total Available for Sale Securities, Fair Value	226,970	230,399
Non-Agency CMOs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	0
Available for Sale (at fair value), After One But Within Five Years	0	0
Available for Sale (at fair value), After Five But Within Ten Years	0	0
Available for Sale (at fair value), After Ten Years	4,375	4,593
Total Available for Sale Securities, Fair Value	4,375	4,593
CLOs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	0
Available for Sale (at fair value), After One But Within Five Years	0	0
Available for Sale (at fair value), After Five But Within Ten Years	26,750	24,527
Available for Sale (at fair value), After Ten Years	0	0
Total Available for Sale Securities, Fair Value	26,750	24,527
ABSs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	0
Available for Sale (at fair value), After One But Within Five Years	0	0
Available for Sale (at fair value), After Five But Within Ten Years	0	0
Available for Sale (at fair value), After Ten Years	415	418
Total Available for Sale Securities, Fair Value	$ 415	$ 418

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Amount of available-for-sale debt securities at fair value maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year.

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Amount of available-for-sale debt securities at fair value maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year.

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