SECURITIES - Securities Held to Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Amortized cost and estimated fair value of securities held to maturity
Amortized Cost	$ 1,804	$ 2,424
Unrecognized Gains	0	0
Unrecognized Losses	26	22
Allowance for Credit Losses	0
Estimated Fair Value	1,778	2,402
Amortized Cost
Within one year	284
After one, but within five years	880
After five, but within ten years	640
After ten years	0
Total	1,804
Amortized Cost	1,804	2,424
Fair Value
Within one year	283
After one, but within five years	855
After five, but within ten years	640
After ten years	0
Total	1,778
Total	1,778	2,402
Obligations of states and political subdivisions
Amortized cost and estimated fair value of securities held to maturity
Amortized Cost	824	952
Unrecognized Gains	0	0
Unrecognized Losses	0	0
Allowance for Credit Losses	0
Estimated Fair Value	824	952
Amortized Cost
Amortized Cost	824	952
Fair Value
Total	824	952
Time deposits with other financial institutions
Amortized cost and estimated fair value of securities held to maturity
Amortized Cost	980	1,472
Unrecognized Gains	0	0
Unrecognized Losses	26	22
Allowance for Credit Losses	0
Estimated Fair Value	954	1,450
Amortized Cost
Amortized Cost	980	1,472
Fair Value
Total	954	$ 1,450
Mortgage-backed securities, residential
Amortized Cost
Without single maturity date	0
Fair Value
Without single maturity date	0
SBA loan pools
Amortized Cost
Without single maturity date	0
Fair Value
Without single maturity date	$ 0