EMPLOYEE BENEFIT PLANS (Details)	1 Months Ended	3 Months Ended
	Dec. 31, 2012 USD ($) employee	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2019 USD ($)
Components of Net Periodic Benefit Cost
Interest Cost		$ 7,000	$ 8,000
Expected return on plan assets		(11,000)	(14,000)
Net Periodic Pension Cost		(4,000)	(6,000)
Cooperative contributions		$ 0	$ 0
Number of new employees eligible under the plan | employee	0
Anticipated contributions	$ 0			$ 0