SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)		1 Months Ended	12 Months Ended
	Feb. 01, 2021 $ / shares shares	Sep. 30, 2021 item	Dec. 31, 2022 USD ($) item segment $ / shares	Dec. 31, 2021 USD ($) $ / shares	Jan. 01, 2021 USD ($)
Business Acquisition [Line Items]
Number of branch locations | item			59
Share conversion ratio	0.6480		1
Number of real estate investments dissolved | item		2
Accrued interest related to debt securities reversed against interest income			$ 0	$ 0
Non-accrual debt securities			0	0
Collectively evaluated for impairment			10,520,000,000
Individually evaluated for impairment			47,600,000
Individually evaluated for impairment, allowance			26,400,000
Retained earnings			762,762,000	$ 654,726,000
Collectively evaluated for impairment, allowance			$ 57,100,000
Merger agreement:
Common stock, par value (in dollars per share) | $ / shares	$ 0.01		$ 0.01	$ 0.01
Common stock converted into right to receive shares (in shares) | shares	0.6480
Preferred stock, Series A, par value (in dollars per share) | $ / shares	$ 0.01		$ 0.01	$ 0.01
Unrecognized tax benefits			$ 0	$ 0
Number of Reportable Segments | segment			1
Number of Operating Segments | segment			1
Core deposits
Merger agreement:
Intangible Asset Useful Life			10 years
Cumulative Effect, CECL Adoption, Adjustment | Accounting Standards Update 2016-13
Business Acquisition [Line Items]
Decrease in allowance for credit losses			$ 3,900,000
Retained earnings					$ 1,700,000
Reserve for unfunded commitments			$ 1,400,000
Maximum | Buildings
Merger agreement:
Property Plant and Equipment Useful Life			50 years
Maximum | Furniture Fixtures And Equipment [Member]
Merger agreement:
Property Plant and Equipment Useful Life			10 years
Minimum | Buildings
Merger agreement:
Property Plant and Equipment Useful Life			40 years
Minimum | Furniture Fixtures And Equipment [Member]
Merger agreement:
Property Plant and Equipment Useful Life			3 years