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STOCKHOLDERS' EQUITY - Stock Based Compensation - RSUs (Details) - USD ($)	1 Months Ended				3 Months Ended		6 Months Ended		12 Months Ended
	Aug. 31, 2025	Jul. 31, 2025	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Mar. 31, 2025	Mar. 31, 2024
Awards granted in 2025
STOCKHOLDERS' EQUITY
Number of shares granted		91,075
RSUs
STOCKHOLDERS' EQUITY
Number of shares granted					0	0	0	0
Number of shares vested					36,704	39,811	36,704	39,811
Number of shares forfeited					48,036	39,811	48,036	39,811
Number of shares outstanding			168,490		172,000	168,490	172,000	168,490	256,740	248,112			256,740	248,112
Performance cycle			3 years	3 years
RSUs \| Awards granted in 2025
STOCKHOLDERS' EQUITY
Number of shares outstanding		91,075
RSUs \| Awards granted in 2024
STOCKHOLDERS' EQUITY
Number of shares granted									88,250
Number of shares forfeited							750
Number of shares outstanding					87,500		87,500
Aggregate fair value of the shares granted					$ 1,329,000		$ 1,329,000
RSUs \| Awards granted in 2023
STOCKHOLDERS' EQUITY
Number of shares granted										85,250
Number of shares forfeited							750
Number of shares outstanding					84,500		84,500
Aggregate fair value of the shares granted					$ 1,069,000		$ 1,069,000
RSUs \| Awards granted in 2022
STOCKHOLDERS' EQUITY
Number of shares granted											85,350
Number of shares forfeited							48,646		48,646
Number of shares forfeited due to applicable performance and market conditions not satisfied							46,536
Number of shares forfeited due to retirement of executive officer before completion of applicable performance cycle				2,110
RSUs \| Awards granted in 2022 \| Forecast
STOCKHOLDERS' EQUITY
Number of shares vested	36,704
Payment of dividends to RSU grant holders	$ 198,000
RSUs \| Awards granted in 2021
STOCKHOLDERS' EQUITY
Number of shares granted												80,700
Number of shares vested			39,811
Number of shares forfeited			40,889
Number of shares forfeited due to applicable market condition not satisfied			39,811
Number of shares forfeited due to retirement of executive officer before completion of applicable performance cycle				1,078
Service period			3 years
RSUs \| Awards Granted in 2022 to 2024
STOCKHOLDERS' EQUITY
Performance cycle							3 years
Accrual for dividend equivalent rights					$ 482,000		$ 482,000		$ 408,000
ROC Awards \| Awards Granted in 2022 to 2025
STOCKHOLDERS' EQUITY
Weight							50.00%	50.00%
ROC Awards \| Awards Granted in 2022 to 2025 \| Minimum
STOCKHOLDERS' EQUITY
Average of annual ROC							6.00%	6.00%
ROC Awards \| Awards Granted in 2022 to 2025 \| Maximum
STOCKHOLDERS' EQUITY
Average of annual ROC							8.75%	8.75%
TSR awards
STOCKHOLDERS' EQUITY
Service period							3 years
TSR awards \| Awards Granted in 2022 to 2025
STOCKHOLDERS' EQUITY
Weight							50.00%	50.00%
TSR awards \| Awards Granted in 2022 to 2025 \| Minimum
STOCKHOLDERS' EQUITY
Average of annual TSR							6.00%	6.00%
TSR awards \| Awards Granted in 2022 to 2025 \| Maximum
STOCKHOLDERS' EQUITY
Average of annual TSR							11.00%	11.00%