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SHAREHOLDERS EQUITY - Stock based compensation - Restricted Stock Awards (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2017
Restricted Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares issued					105,264
Value of shares issued					$ 3.0
Weighted-average grant date fair value (in dollars per share)	$ 28.50		$ 28.50
Recognized compensation expense	$ 0.1	$ 0.1	$ 0.2	$ 0.2
Number of stock awards vested			0	0
Unrecognized compensation expense	0.1		$ 0.1
Unrecognized compensation expense recognition period (in years)			1 year
Employee service period
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares issued					52,632
Value of shares issued					$ 1.5
Vesting period (in years)					5 years
Performance of mortgage division
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares issued					52,632
Value of shares issued					$ 1.5
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Recognized compensation expense	$ 0.0		$ 0.0