Investment Securities (Details 1) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Securities Available for sale:
Amortized cost, Within 1	$ 3,232
Fair value, Within 1	3,277
Amortized cost, After 1 but within 5	82,842
Fair value, After 1 but within 5	89,291
Amortized cost, After 5 but within 10	87,431
Fair value, After 5 but within 10	95,843
Amortized cost, After 10	7,205
Fair value, After 10	7,237
Amortized cost, Subtotal	180,710
Fair value, Subtotal	195,648
Amortized Cost, Total	308,737
Fair Value, Total	328,668
Securities Held to maturity:
Amortized cost, Within 1	1,559
Fair value, Within 1	1,574
Amortized cost, After 1 but within 5	6,127
Fair value, After 1 but within 5	6,939
Amortized cost, After 5 but within 10	478
Fair value, After 5 but within 10	536
Amortized cost, Subtotal	8,164
Fair value, Subtotal	9,049
Total Amortized Cost	316,901	288,524
Total Fair Value	337,717	309,365
Collateralized mortgage obligations [Member]
Securities Available for sale:
Amortized Cost, Total	91,675
Fair Value, Total	95,964
Mortgage-backed securities [Member]
Securities Available for sale:
Amortized Cost, Total	36,352
Fair Value, Total	$ 37,056

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-Number 115

-Paragraph 20

-Subparagraph a

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Balance Type:	debit
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