SHAREHOLDERS' EQUITY - Common stock (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025	Apr. 23, 2025
Class of Stock [Line Items]
Common Stock, par value (in dollars per share)	$ 0		$ 0
Share repurchase, authorized amount				$ 5,000,000
Common stock, no par value (in dollars per share)				$ 0
Remaining authorized amount	$ 4,552,654
Shares Common Stock
Class of Stock [Line Items]
Repurchase of common stock (in shares)	6,123	100	40,333
Shares Common Stock
Class of Stock [Line Items]
Common Stock, par value (in dollars per share)	$ 0
Number of votes per each share	one