CONDENSED FINANCIAL INFORMATION - PARENT COMPANY ONLY, Balance Sheet (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Assets [Abstracts]
Cash	$ 24,814	$ 14,051
Investments	439,506	412,402
Investment in subsidiary [Abstracts]
Other assets	25,802	14,699
TOTAL ASSETS	2,333,393	2,143,863
Liabilities [Abstracts]
Other liabilities	20,802	18,431
Borrowed funds	257,278	73,977
TOTAL LIABILITIES	2,133,246	1,931,371
Stockholders' equity	200,147	212,492	$ 194,259	$ 154,774
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	2,333,393	2,143,863
Parent Company [Member]
Assets [Abstracts]
Cash	13,490	15,046
Investments	2,116	2,150
Investment in subsidiary [Abstracts]
First Citizens Community Bank	200,610	212,057
Other assets	2,291	1,297
TOTAL ASSETS	218,507	230,550
Liabilities [Abstracts]
Other liabilities	968	679
Borrowed funds	17,392	17,379
TOTAL LIABILITIES	18,360	18,058
Stockholders' equity	200,147	212,492
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 218,507	$ 230,550