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	Dec. 31, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	$ 316	$ 6,682
Available for Sale (at fair value), After One But Within Five Years	13,512	18,685
Available for Sale (at fair value), After Five But Within Ten Years	130,475	119,113
Available for Sale (at fair value), After Ten Years	364,378	367,271
Total Available for Sale Securities, Fair Value	508,681	511,751
Held to Maturity, Within One Year	11	0
Held to Maturity, After One But Within Five Years	73	158
Held to Maturity, After Five But Within Ten Years	0	0
Held to Maturity, After Ten Years	323	400
Total Held to Maturity Securities	407	558
U.S. Treasury Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	250
Available for Sale (at fair value), After One But Within Five Years	100	0
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	250
U.S. Agency Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0
Available for Sale (at fair value), After One But Within Five Years	0
Available for Sale (at fair value), After Five But Within Ten Years	0
Available for Sale (at fair value), After Ten Years	10,897
Total Available for Sale Securities, Fair Value	10,897
U.S. GSEs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	3,023
Available for Sale (at fair value), After One But Within Five Years	10,025	12,567
Available for Sale (at fair value), After Five But Within Ten Years	49,341	69,823
Available for Sale (at fair value), After Ten Years	0	5,006
Total Available for Sale Securities, Fair Value	59,366	90,419
FHLB Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0	3,389
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	24,585	13,287
Available for Sale (at fair value), After Ten Years	0	0
Total Available for Sale Securities, Fair Value	24,585	16,676
Agency MBSs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	316	20
Available for Sale (at fair value), After One But Within Five Years	3,387	6,118
Available for Sale (at fair value), After Five But Within Ten Years	22,854	32,897
Available for Sale (at fair value), After Ten Years	122,210	144,803
Total Available for Sale Securities, Fair Value	148,767	183,838
Held to Maturity, Within One Year	11	0
Held to Maturity, After One But Within Five Years	73	158
Held to Maturity, After Five But Within Ten Years	0	0
Held to Maturity, After Ten Years	323	400
Total Held to Maturity Securities	407	558
Agency CMBSs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0
Available for Sale (at fair value), After One But Within Five Years	0
Available for Sale (at fair value), After Five But Within Ten Years	5,029
Available for Sale (at fair value), After Ten Years	0
Total Available for Sale Securities, Fair Value	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	4,139	3,056
Available for Sale (at fair value), After Ten Years	226,260	211,424
Total Available for Sale Securities, Fair Value	230,399	214,480
CLOs [Member]
Schedule of Available-for-sale Securities [Line Items]
Available for Sale (at fair value), Within One Year	0
Available for Sale (at fair value), After One But Within Five Years	0
Available for Sale (at fair value), After Five But Within Ten Years	24,527
Available for Sale (at fair value), After Ten Years	0
Total Available for Sale Securities, Fair Value	24,527
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	50
Available for Sale (at fair value), After Ten Years	4,593	4,805
Total Available for Sale Securities, Fair Value	4,593	4,855
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	418	1,233
Total Available for Sale Securities, Fair Value	$ 418	$ 1,233

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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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