Fair Value Measurements (Details) (USD $) In Thousands, unless otherwise specified
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Interest rate swap - loans |
$ 18
|
$ 66
|
Total securities available for sale, Estimated Fair Value |
585,382
|
620,166
|
Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Interest rate swap - loans |
18
|
66
|
Interest rate swap - loans |
18
|
66
|
Cash flow hedge - trust |
4,489
|
4,293
|
Quoted Prices in Active Markets for Identical Assets Level 1 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Interest rate swap - loans |
|
|
Interest rate swap - loans |
|
|
Cash flow hedge - trust |
|
|
Significant Other Observable Inputs Level 2 [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Interest rate swap - loans |
18
|
66
|
Total securities available for sale, Estimated Fair Value |
585,382
|
620,166
|
Significant Other Observable Inputs Level 2 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Interest rate swap - loans |
18
|
66
|
Interest rate swap - loans |
18
|
66
|
Cash flow hedge - trust |
4,489
|
4,293
|
Significant Unobservable Inputs Level 3 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Interest rate swap - loans |
|
|
Interest rate swap - loans |
|
|
Cash flow hedge - trust |
|
|
U.S. government and agency securities [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
2,849
|
4,284
|
U.S. government and agency securities [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
2,849
|
4,284
|
U.S. government and agency securities [Member] | Quoted Prices in Active Markets for Identical Assets Level 1 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|
U.S. government and agency securities [Member] | Significant Other Observable Inputs Level 2 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
2,849
|
4,284
|
U.S. government and agency securities [Member] | Significant Unobservable Inputs Level 3 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|
Obligations of states and political subdivisions [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
229,778
|
200,207
|
Obligations of states and political subdivisions [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
229,778
|
200,207
|
Obligations of states and political subdivisions [Member] | Quoted Prices in Active Markets for Identical Assets Level 1 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|
Obligations of states and political subdivisions [Member] | Significant Other Observable Inputs Level 2 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
229,778
|
200,207
|
Obligations of states and political subdivisions [Member] | Significant Unobservable Inputs Level 3 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|
Corporate and other bonds [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
7,212
|
12,240
|
Corporate and other bonds [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
7,212
|
12,240
|
Corporate and other bonds [Member] | Quoted Prices in Active Markets for Identical Assets Level 1 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|
Corporate and other bonds [Member] | Significant Other Observable Inputs Level 2 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
7,212
|
12,240
|
Corporate and other bonds [Member] | Significant Unobservable Inputs Level 3 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|
Mortgage-backed securities [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
342,174
|
400,318
|
Mortgage-backed securities [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
342,174
|
400,318
|
Mortgage-backed securities [Member] | Quoted Prices in Active Markets for Identical Assets Level 1 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|
Mortgage-backed securities [Member] | Significant Other Observable Inputs Level 2 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
342,174
|
400,318
|
Mortgage-backed securities [Member] | Significant Unobservable Inputs Level 3 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|
Other securities [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
3,369
|
3,117
|
Other securities [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
3,369
|
3,117
|
Other securities [Member] | Quoted Prices in Active Markets for Identical Assets Level 1 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|
Other securities [Member] | Significant Other Observable Inputs Level 2 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
3,369
|
3,117
|
Other securities [Member] | Significant Unobservable Inputs Level 3 [Member] | Recurring [Member]
|
|
|
Fair value of assets and liabilities measured on a recurring basis: |
|
|
Total securities available for sale, Estimated Fair Value |
|
|