Securities (Schedule of Unrealized Loss on Investments) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Held-To-Maturity Securities [Member]
Schedule of Held-to-maturity Securities [Line Items]
Less than 12 months, fair value	$ 3,124	$ 36,802
Less than 12 months, unrealized loss	34	1,000
More than 12 months, fair value	25,115	9,231
More than 12 months, unrealized loss	912	314
Total, fair value	28,239	46,033
Total, unrealized loss	946	1,314
Held-To-Maturity Securities [Member] | Asset Backed Securities Issued By Others [Member]
Schedule of Held-to-maturity Securities [Line Items]
Less than 12 months, fair value	81	97
Less than 12 months, unrealized loss	1
More than 12 months, fair value	1,354	2,399
More than 12 months, unrealized loss	108	157
Total, fair value	1,435	2,496
Total, unrealized loss	109	157
Held-To-Maturity Securities [Member] | Asset-backed securities issued by GSEs [Member]
Schedule of Held-to-maturity Securities [Line Items]
Less than 12 months, fair value	3,043	36,705
Less than 12 months, unrealized loss	33	1,000
More than 12 months, fair value	23,761	6,832
More than 12 months, unrealized loss	804	157
Total, fair value	26,804	43,537
Total, unrealized loss	837	1,157
Available-For-Sale Securities [Member] | Asset-backed securities issued by GSEs [Member]
Schedule of Held-to-maturity Securities [Line Items]
Less than 12 months, fair value	7,325	28,669
Less than 12 months, unrealized loss	165	1,016
More than 12 months, fair value	24,031	8,352
More than 12 months, unrealized loss	975	463
Total, fair value	31,356	37,021
Total, unrealized loss	$ 1,140	$ 1,479