Annual report pursuant to Section 13 and 15(d)

INVESTMENT SECURITIES - Narrative (Details)

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INVESTMENT SECURITIES - Narrative (Details)
$ in Millions
Dec. 31, 2018
USD ($)
Securities
Dec. 31, 2017
USD ($)
Investments, Debt and Equity Securities [Abstract]    
Securities pledged to secure public deposits | $ $ 319.6 $ 328.1
Schedule of Available-for-sale Securities [Line Items]    
Available-for-sale Securities and Held-to-maturity investments in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Total 492  
Available-for-sale Securities and Held-To-Maturity, Continuous Unrealized Loss Position, Accumulated Loss | $ $ 6.4  
Ginnie Mae mortgage-backed securities (GNMA), U.S. Treasuries, or SBA securities [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Available-for-sale Securities and Held-to-maturity investments in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Total 292  
Debt Securities [Member] | Municipal Bonds [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Available-for-sale Securities and Held-to-maturity investments in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Total 137  
U.S. Treasury [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Available-for-sale Securities and Held-to-maturity investments in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Total 53  
U.S. Government Agency [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Available-for-sale Securities and Held-to-maturity investments in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Total 10