Quarterly report pursuant to Section 13 or 15(d)

SECURITIES (Narrative) (Details)

v3.2.0.727
SECURITIES (Narrative) (Details)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Apr. 30, 2015
USD ($)
Jun. 30, 2015
USD ($)
item
Jun. 30, 2015
USD ($)
item
Dec. 31, 2014
USD ($)
item
Schedule of Investments [Line Items]        
Federal Home Loan Bank requires Bank to maintain percentage of stock equal to outstanding borrowings     4.25% 4.50%
Percentage of Federal Reserve Bank of Richmond reserve     6.00% 6.00%
Restricted equity securities consist of Federal Reserve Bank stock   $ 23,800,000 $ 23,800,000 $ 23,800,000
Federal Home Loan Bank Stock   26,400,000 26,400,000 31,000,000
Securities in a continuous loss position, more than 12 months, unrealized losses     1,086,000 1,134,000
Individual securities that had been in a continuous loss position for more than 12 months, amount   59,550,000 59,550,000 $ 96,404,000
Transfer from securities available for sale to securities held to maturity   201,800,000 201,822,000  
Held to maturity securities unrealized gains before tax $ 8,100,000 7,800,000    
Credit-related OTTI   $ 0 $ 0  
Available-for-sale Securities [Member]        
Schedule of Investments [Line Items]        
Individual securities that had been in a continuous loss position | item   24 24 60
Held-to-maturity Securities [Member]        
Schedule of Investments [Line Items]        
HTM securities that had been in continuous loss position | item   4 4  
Obligations of States and Political Subdivisions [Member]        
Schedule of Investments [Line Items]        
Securities in a continuous loss position, more than 12 months, unrealized losses     $ 386,000 $ 628,000
Individual securities that had been in a continuous loss position for more than 12 months, amount   $ 6,491,000 6,491,000 $ 42,514,000
Obligations of States and Political Subdivisions [Member] | Held-to-maturity Securities [Member]        
Schedule of Investments [Line Items]        
Securities in a continuous loss position, more than 12 months, unrealized losses   $ 4,209,000 4,209,000  
Individual securities that had been in a continuous loss position for more than 12 months, amount     $ 44,000