BASIS OF PRESENTATION (Details)		1 Months Ended	9 Months Ended	12 Months Ended
	Feb. 01, 2021 $ / shares shares	Sep. 30, 2021 subsidiary	Sep. 30, 2022 USD ($) location $ / shares	Dec. 31, 2020 USD ($)	Dec. 31, 2021 USD ($) $ / shares	Jan. 01, 2021 USD ($)
Common stock, par value (in dollars per share) | $ / shares	$ 0.01		$ 0.01		$ 0.01
Preferred stock, Series A, par value (in dollars per share) | $ / shares	$ 0.01		$ 0.01		$ 0.01
Share conversion ratio	0.6480
Common stock converted into right to receive shares (in shares) | shares	0.6480
Number of branch locations | location			59
Number Of Real Estate Investments Dissolved | subsidiary		2
Securities held-to-maturity			$ 511,054,000		$ 177,354,000	$ 0
Retained earnings			$ 733,783,000		$ 654,726,000
Preferred Stock
Share conversion ratio	1
Cumulative Effect, CECL Adoption, Adjustment
Decrease in allowance for credit losses				$ 3,900,000
Reserve for unfunded commitments				$ 1,400,000
Retained earnings						$ 1,700,000