Investment Securities (Reconciliation) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 345,957	$ 315,890
Gross Unrealized Gains	10,651	7,674
Gross Unrealized Losses	2,420	2,790
Fair Value	354,188	320,774
U.S Government sponsored entities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	71,883	58,714
Gross Unrealized Gains	952	174
Gross Unrealized Losses	2	96
Fair Value	72,833	58,792
Mortgage-backed investments
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	197,675	198,832
Gross Unrealized Gains	6,108	5,016
Gross Unrealized Losses	124	162
Fair Value	203,659	203,686
Obligations of states and political subdivisions
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	60,512	51,763
Gross Unrealized Gains	3,334	2,459
Gross Unrealized Losses	30	80
Fair Value	63,816	54,142
Collateralized debt obligations
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	3,108	3,137
Gross Unrealized Gains	0	0
Gross Unrealized Losses	2,253	2,318
Fair Value	855	819
Other debt securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	12,779	3,444
Gross Unrealized Gains	257	25
Gross Unrealized Losses	11	134
Fair Value	$ 13,025	$ 3,335

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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+ Details

- Definition

This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

+ References+ Details

- Definition

This item represents the gross unrealized gains for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities.

+ References+ Details