| 
           DERIVATIVES (Summary of the Derivatives) (Details) (USD $) 
        In Thousands, unless otherwise specified  | 
        9 Months Ended | 12 Months Ended | 9 Months Ended | 12 Months Ended | 9 Months Ended | 12 Months Ended | 9 Months Ended | 9 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 
           Sep. 30, 2014
 
          Trust Swaps [Member] 
         | 
        
           Sep. 30, 2014
 
          Prime Loan Swaps [Member]
 
          item 
         | 
        
           Sep. 30, 2013
 
          Prime Loan Swaps [Member]
 
          item 
         | 
        
           Sep. 30, 2014
 
          Receive fixed - pay floating interest rate swaps [Member]
 
          Prime Loan Swaps [Member]
 
          item 
         | 
        
           Dec. 31, 2013
 
          Receive fixed - pay floating interest rate swaps [Member]
 
          Prime Loan Swaps [Member]
 
          item 
         | 
        
           Sep. 30, 2014
 
          Receive fixed - pay floating interest rate swaps [Member]
 
          Interest Rate Swaps [Member]
 
          item 
         | 
        
           Dec. 31, 2013
 
          Receive fixed - pay floating interest rate swaps [Member]
 
          Interest Rate Swaps [Member]
 
          item 
         | 
        
           Dec. 31, 2013
 
          Pay fixed - receive floating interest rate swaps [Member]
 
          Trust Swaps [Member]
 
          item 
         | 
        
           Sep. 30, 2014
 
          Pay fixed - receive floating interest rate swaps [Member]
 
          Trust Swaps and FHLB Advance Swaps [Member]
 
          item 
         | 
        
           Sep. 30, 2014
 
          Pay fixed - receive floating interest rate swaps [Member]
 
          Interest Rate Swaps [Member]
 
          item 
         | 
        
           Dec. 31, 2013
 
          Pay fixed - receive floating interest rate swaps [Member]
 
          Interest Rate Swaps [Member]
 
          item 
         | 
        
           Sep. 30, 2014
 
          Minimum [Member]
 
          Trust Swaps [Member] 
         | 
        
           Sep. 30, 2014
 
          Minimum [Member]
 
          Prime Loan Swaps [Member] 
         | 
        
           Sep. 30, 2014
 
          Maximum [Member]
 
          Trust Swaps [Member] 
         | 
        
           Sep. 30, 2014
 
          Maximum [Member]
 
          Prime Loan Swaps [Member] 
         | 
      ||||
| Summary of the derivative designated as a cash flow hedge | ||||||||||||||||||
| Positions | 4 | 8 | 4 | 8 | 29 | 1 | 1 | 7 | 29 | 1 | ||||||||
| Notional Amount | $ 68,000 | $ 55,000 | $ 55,000 | $ 100,000 | $ 103,943 | $ 718 | $ 36,000 | $ 208,000 | $ 103,943 | $ 718 | ||||||||
| Asset | 33 | 828 | 33 | |||||||||||||||
| Liability | $ 516 | $ 3,046 | $ 5,049 | $ 828 | $ 33 | |||||||||||||
| Receive Rate | 4.93% | 5.17% | 4.32% | 4.58% | 0.25% | 0.24% | [1] | 2.55% | 2.92% | 4.71% | 5.20% | |||||||
| Pay Rate | 2.77% | 3.55% | 3.89% | 2.55% | 2.92% | 3.51% | 2.77% | [1] | 4.32% | 4.58% | 4.00% | |||||||
| Life (Years) | 4 years 11 months 19 days | 5 years 8 months 19 days | 7 years 5 months 27 days | 8 years 7 months 2 days | 3 years 5 months 16 days | 2 years 4 months 17 days | [1] | 7 years 5 months 27 days | 8 years 7 months 2 days | 3 years | 6 years | |||||||
          
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