Investment Securities (Summary Of Contractual Maturity Of Debt Securities Classified As Held To Maturity) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Schedule of Held-to-maturity Securities [Line Items]
Held to Maturity (at fair value), After One But Within Five Years	$ 16
Held to Maturity (at fair value), After Five But Within Ten Years	14,162
Held to Maturity (at amortized cost), After Ten Years	126,233
Held-to-maturity Securities, Fair Value	140,411	137,087
Held to Maturity (at amortized cost), After One But Within Five Years	16
Held to Maturity (at amortized cost), After Five But Within Ten Years	14,295
Held to Maturity (at amortized cost), After Ten Years	127,799
Total Held to Maturity Securities, Amortized Cost	142,110	140,826
U.S. Agency Obligations [Member]
Schedule of Held-to-maturity Securities [Line Items]
Held to Maturity (at amortized cost), After Ten Years	22,379
Held-to-maturity Securities, Fair Value	22,379	23,122
Held to Maturity (at amortized cost), After Ten Years	22,259
Total Held to Maturity Securities, Amortized Cost	22,259	23,580
U.S. GSEs [Member]
Schedule of Held-to-maturity Securities [Line Items]
Held to Maturity (at fair value), After Five But Within Ten Years	9,335
Held-to-maturity Securities, Fair Value	9,335	8,930
Held to Maturity (at amortized cost), After Five But Within Ten Years	9,483
Total Held to Maturity Securities, Amortized Cost	9,483	9,442
FHLB Obligations [Member]
Schedule of Held-to-maturity Securities [Line Items]
Held to Maturity (at fair value), After Five But Within Ten Years	4,712
Held-to-maturity Securities, Fair Value	4,712	4,493
Held to Maturity (at amortized cost), After Five But Within Ten Years	4,711
Total Held to Maturity Securities, Amortized Cost	4,711	4,684
Agency MBSs [Member]
Schedule of Held-to-maturity Securities [Line Items]
Held to Maturity (at fair value), After One But Within Five Years	16
Held to Maturity (at fair value), After Five But Within Ten Years	115
Held to Maturity (at amortized cost), After Ten Years	8,333
Held-to-maturity Securities, Fair Value	8,464	8,863
Held to Maturity (at amortized cost), After One But Within Five Years	16
Held to Maturity (at amortized cost), After Five But Within Ten Years	101
Held to Maturity (at amortized cost), After Ten Years	8,230
Total Held to Maturity Securities, Amortized Cost	8,347	9,015
Agency CMOs [Member]
Schedule of Held-to-maturity Securities [Line Items]
Held to Maturity (at amortized cost), After Ten Years	95,521
Held-to-maturity Securities, Fair Value	95,521	91,679
Held to Maturity (at amortized cost), After Ten Years	97,310
Total Held to Maturity Securities, Amortized Cost	$ 97,310	$ 94,105