FAIR VALUE MEASUREMENTS (Details) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Loans held for sale [Member]
ASSETS:
Assets, Fair Value Disclosure	$ 82,598
U.S. Government Treasury [Member]
ASSETS:
Assets, Fair Value Disclosure	201,514	$ 232,778
U.S. Government Agency [Member]
ASSETS:
Assets, Fair Value Disclosure	165,894	156,078
States and Political Subdivisions [Member]
ASSETS:
Assets, Fair Value Disclosure	6,672	6,319
Mortgage-Backed Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	656	773
Equity Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	7,778	7,653
Mortgage Banking Derivative Asset [Member]
ASSETS:
Assets, Fair Value Disclosure	3,898
Mortgage Banking Derivative Liability [Member]
ASSETS:
Assets, Fair Value Disclosure	2,628
Level 1 Inputs [Member] | Loans held for sale [Member]
ASSETS:
Assets, Fair Value Disclosure	0
Level 1 Inputs [Member] | U.S. Government Treasury [Member]
ASSETS:
Assets, Fair Value Disclosure	201,514	232,778
Level 1 Inputs [Member] | U.S. Government Agency [Member]
ASSETS:
Assets, Fair Value Disclosure	0	0
Level 1 Inputs [Member] | States and Political Subdivisions [Member]
ASSETS:
Assets, Fair Value Disclosure	0	0
Level 1 Inputs [Member] | Mortgage-Backed Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	0	0
Level 1 Inputs [Member] | Equity Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	0	0
Level 1 Inputs [Member] | Mortgage Banking Derivative Asset [Member]
ASSETS:
Assets, Fair Value Disclosure	0
Level 1 Inputs [Member] | Mortgage Banking Derivative Liability [Member]
ASSETS:
Assets, Fair Value Disclosure	0
Fair Value, Inputs, Level 2 [Member] | Loans held for sale [Member]
ASSETS:
Assets, Fair Value Disclosure	82,598
Fair Value, Inputs, Level 2 [Member] | U.S. Government Treasury [Member]
ASSETS:
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 2 [Member] | U.S. Government Agency [Member]
ASSETS:
Assets, Fair Value Disclosure	165,894	156,078
Fair Value, Inputs, Level 2 [Member] | States and Political Subdivisions [Member]
ASSETS:
Assets, Fair Value Disclosure	6,672	6,319
Fair Value, Inputs, Level 2 [Member] | Mortgage-Backed Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	656	773
Fair Value, Inputs, Level 2 [Member] | Equity Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	7,778	7,653
Fair Value, Inputs, Level 2 [Member] | Mortgage Banking Derivative Asset [Member]
ASSETS:
Assets, Fair Value Disclosure	0
Fair Value, Inputs, Level 2 [Member] | Mortgage Banking Derivative Liability [Member]
ASSETS:
Assets, Fair Value Disclosure	2,628
Fair Value, Inputs, Level 3 [Member] | Loans held for sale [Member]
ASSETS:
Assets, Fair Value Disclosure	0
Fair Value, Inputs, Level 3 [Member] | U.S. Government Treasury [Member]
ASSETS:
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member] | U.S. Government Agency [Member]
ASSETS:
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member] | States and Political Subdivisions [Member]
ASSETS:
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member] | Mortgage-Backed Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member] | Equity Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	0	$ 0
Fair Value, Inputs, Level 3 [Member] | Mortgage Banking Derivative Asset [Member]
ASSETS:
Assets, Fair Value Disclosure	3,898
Fair Value, Inputs, Level 3 [Member] | Mortgage Banking Derivative Liability [Member]
ASSETS:
Assets, Fair Value Disclosure	$ 0