RETIREMENT BENEFIT PLAN (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Employer contribution		$ 300
Expected future benefit payment, remainder of the year	$ 1,200	1,200
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service costs	438	876
Interest costs	74	148
Total	512	1,024
Postretirement Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service costs	538	1,075
Interest costs	225	450
Total	$ 763	$ 1,525