|
Borrowed Funds (Summary of Short Term Borrowings) (Details) (USD $)
In Thousands, unless otherwise specified |
6 Months Ended | 12 Months Ended |
|---|---|---|
|
Jun. 30, 2012
|
Dec. 31, 2011
|
|
| Borrowed Funds [Abstract] | ||
| Outstanding at end of period | $ 28,902 | $ 36,868 |
| Weighted average interest rate at end of period | 0.68% | 0.64% |
| Maximum amount outstanding as of any month end | 36,627 | 51,403 |
| Average amount outstanding | $ 35,347 | $ 41,728 |
| Approximate weighted average rate during the period | 0.55% | 0.56% |