GOODWILL AND OTHER INTANGIBLE ASSETS (Amortization Schedule for Intangible Assets) (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Apr. 30, 2018	Nov. 30, 2015
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	$ 13,000	$ 16,000
FNBPA Bancorp, Inc [Member]
Finite-Lived Intangible Assets [Line Items]
Beginning Balance at Acquisition Date						$ 303,000
Amortization of intangible assets	5,000	7,000
FNBPA Bancorp, Inc [Member] | Core Deposits [Member]
Finite-Lived Intangible Assets [Line Items]
Beginning Balance at Acquisition Date						$ 303,000
Amortization of intangible assets	5,000		$ 27,000	$ 223,000
Unamortized balance	48,000		53,000
Scheduled remaining amortization expense for years ended:
December 31, 2022	17,000
December 31, 2023	16,000
December 31, 2024	10,000
December 31, 2025	5,000
Liverpool Community Bank [Member]
Finite-Lived Intangible Assets [Line Items]
Beginning Balance at Acquisition Date					$ 289,000
Amortization of intangible assets	8,000	$ 9,000
Liverpool Community Bank [Member] | Core Deposits [Member]
Finite-Lived Intangible Assets [Line Items]
Beginning Balance at Acquisition Date					$ 289,000
Amortization of intangible assets	8,000		39,000	$ 128,000
Unamortized balance	114,000		$ 122,000
Scheduled remaining amortization expense for years ended:
December 31, 2022	25,000
December 31, 2023	28,000
December 31, 2024	23,000
December 31, 2025	17,000
December 31, 2026	12,000
December 31, 2027	$ 9,000