SHAREHOLDERS' EQUITY - Stock based compensation plans (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Recognized compensation expense	$ 46,000		$ 700,000
Stock issued (in shares)	9,054	8,638	88,419	52,509
Stock surrendered (in shares)	2,776	3,580	36,795	20,381
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)			0	0
Recognized compensation expense	$ 0	$ 0	$ 0	$ 0
Unrecognized stock-based compensation expense	$ 0		$ 0
Options fully vested / exercisable at end of period (in shares)	81,761		81,761
Exercise price low range (in USD per share)			$ 24.32
Exercise price high range (in USD per share)			$ 27.00
Expiry period (in years)			10 years
2016 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available for issuance (in shares)	409,857		409,857