Quarterly report pursuant to Section 13 or 15(d)

INVESTMENT SECURITIES (Maturity Distribution) (Details)

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INVESTMENT SECURITIES (Maturity Distribution) (Details) - USD ($)
Sep. 30, 2018
Dec. 31, 2017
Amortized Cost    
Due in one year or less $ 120,134,000  
Due after one through five years 232,224,000  
Total Investment Securities 488,687,000  
Market Value    
Due in one year or less 119,269,000  
Due after one through five years 228,353,000  
Total Investment Securities 484,243,000  
Amortized Cost    
Due in one year or less 13,099,000  
Due after one through five years 28,570,000  
Total Investment Securities 227,923,000 $ 216,679,000
Market Value    
Due in one year or less 12,963,000  
Due after one through five years 27,959,000  
Total Investment Securities 223,531,000 215,007,000
Mortgage-Backed Securities [Member]    
Amortized Cost    
Due without single maturity date 922,000  
Market Value    
Due without single maturity date 972,000  
U.S. Government Agency [Member]    
Amortized Cost    
Due without single maturity date 127,179,000  
Market Value    
Due without single maturity date 127,421,000  
Equity Securities [Member]    
Amortized Cost    
Due without single maturity date 8,228,000  
Market Value    
Due without single maturity date 8,228,000  
Mortgage-Backed Securities [Member]    
Amortized Cost    
Due without single maturity date 186,254,000  
Total Investment Securities 186,254,000 111,427,000
Market Value    
Due without single maturity date 182,609,000  
Total Investment Securities 182,609,000 $ 110,237,000
U.S. Government Agency [Member]    
Amortized Cost    
Due without single maturity date 0  
Market Value    
Due without single maturity date $ 0