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BORROWINGS Short-term Borrowings (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Line of Credit [Member]
 
Short-term Debt [Line Items]  
Loans Pledged as Collateral 230,798
Federal Funds Purchased [Member] | Line of Credit [Member]
 
Short-term Debt [Line Items]  
Short-term borrowings 75,000
Minimum [Member]
 
Short-term Debt [Line Items]  
Percentage of Collateral that may be Borrowed (as a percent) 60.00%
Maximum [Member]
 
Short-term Debt [Line Items]  
Percentage of Collateral that may be Borrowed (as a percent) 65.00%
Federal Reserve Bank Advances [Member] | Line of Credit [Member]
 
Short-term Debt [Line Items]  
Loans Pledged as Collateral 6,761