Investment Securities - Schedule Of Gross Unrealized Losses On Investment Securities (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	$ 134,224	$ 10,806
More Than 12 Months, Fair Value	0	0
Total, Fair Value	134,224	10,806
Less Than 12 Months, Unrealized Losses	397	59
More Than 12 Months, Unrealized Losses	0	0
Total, Unrealized Losses	397	59
U.S Treasury And Government Sponsored Entities
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	122,560
More Than 12 Months, Fair Value	0
Total, Fair Value	122,560
Less Than 12 Months, Unrealized Losses	323
More Than 12 Months, Unrealized Losses	0
Total, Unrealized Losses	323
Municipal Bonds
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	5,613	1,265
More Than 12 Months, Fair Value	0	0
Total, Fair Value	5,613	1,265
Less Than 12 Months, Unrealized Losses	54	9
More Than 12 Months, Unrealized Losses	0	0
Total, Unrealized Losses	54	9
Corporate Bonds
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	6,051	9,541
More Than 12 Months, Fair Value	0	0
Total, Fair Value	6,051	9,541
Less Than 12 Months, Unrealized Losses	20	50
More Than 12 Months, Unrealized Losses	0	0
Total, Unrealized Losses	$ 20	$ 50