Annual report pursuant to Section 13 and 15(d)

INVESTMENT SECURITIES (Details Textuals)

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INVESTMENT SECURITIES (Details Textuals) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Schedule of Available-for-sale Securities [Line Items]    
Market Value $ 296,985 $ 307,149
Net pre-tax unrealized gain on investment securities 1,654 2,485
Securities with continuous unrealized losses 50,729 36,544
Unrealized losses on securities 728 773
Securities with continuous unrealized losses for less than 12 months 42,687 35,907
Unrealized losses on securities less than 12 month 93 173
Securities with continuous unrealized losses for more than 12 months 8,042 637
Unrealized losses on securities 12 month or more 635 600
Investment Securities
    
Schedule of Available-for-sale Securities [Line Items]    
Market Value 297,000  
Net pre-tax unrealized gain on investment securities 900  
Securities with continuous unrealized losses 50,700  
Unrealized losses on securities 700  
Securities with continuous unrealized losses for less than 12 months 42,700  
Unrealized losses on securities less than 12 month 100  
Securities with continuous unrealized losses for more than 12 months 8,000  
Unrealized losses on securities 12 month or more 600  
Securities with continuous unrealized losses, General level of interest rate was lower 7,400  
Unrealized losses on securities, General level of interest rate was lower 35  
Preferred bank stock
    
Schedule of Available-for-sale Securities [Line Items]    
Securities with continuous unrealized losses $ 600