GOODWILL AND OTHER INTANGIBLE ASSETS (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2020	Dec. 31, 2021
Acquired Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 10,835		$ 10,835
Goodwill, percent of equity	5.61%
Goodwill and core deposit intangibles	$ 0	$ 0
Core deposit intangible
Acquired Finite-Lived Intangible Assets [Line Items]
Core deposit intangibles	$ 900
Core deposit intangibles, percent of equity	0.48%