LOANS, Major Classifications of Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Oct. 25, 2019	Dec. 31, 2018
Major Classifications of Loans [Abstract]
Loans	$ 1,195,295		$ 1,149,301
First National Bank of Jackson [Member]
Major Classifications of Loans [Abstract]
Loans		$ 41,632
Residential Real Estate [Member]
Major Classifications of Loans [Abstract]
Loans	389,985		381,027
Residential Real Estate [Member] | First National Bank of Jackson [Member]
Major Classifications of Loans [Abstract]
Loans		15,156
Multifamily Real Estate [Member]
Major Classifications of Loans [Abstract]
Loans	36,684		54,016
Multifamily Real Estate [Member] | First National Bank of Jackson [Member]
Major Classifications of Loans [Abstract]
Loans		2,220
Commercial Real Estate [Member] | Owner Occupied [Member]
Major Classifications of Loans [Abstract]
Loans	164,218		138,209
Commercial Real Estate [Member] | Owner Occupied [Member] | First National Bank of Jackson [Member]
Major Classifications of Loans [Abstract]
Loans		3,364
Commercial Real Estate [Member] | Non-Owner Occupied [Member]
Major Classifications of Loans [Abstract]
Loans	304,316		282,608
Commercial Real Estate [Member] | Non-Owner Occupied [Member] | First National Bank of Jackson [Member]
Major Classifications of Loans [Abstract]
Loans		7,174
Commercial and Industrial [Member]
Major Classifications of Loans [Abstract]
Loans	105,079		103,624
Commercial and Industrial [Member] | First National Bank of Jackson [Member]
Major Classifications of Loans [Abstract]
Loans		4,133
Consumer [Member]
Major Classifications of Loans [Abstract]
Loans	29,007		27,688
Consumer [Member] | First National Bank of Jackson [Member]
Major Classifications of Loans [Abstract]
Loans		4,644
Construction and Land [Member]
Major Classifications of Loans [Abstract]
Loans	136,138		128,926
Construction and Land [Member] | First National Bank of Jackson [Member]
Major Classifications of Loans [Abstract]
Loans		3,116
All Other [Member]
Major Classifications of Loans [Abstract]
Loans	$ 29,868		$ 33,203
All Other [Member] | First National Bank of Jackson [Member]
Major Classifications of Loans [Abstract]
Loans		$ 1,825