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EMPLOYEE BENEFIT PLANS Table 4 - Amounts Recorded as a Component of Accumulated Other Comprehensive (Loss) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Unrecognized actuarial loss	$ (24,564)	$ (27,955)
Prior service credit	12,490	14,547
Deferred tax asset (liability)	90	76
Accumulated other comprehensive income (loss), net of tax	(11,984)	(13,332)
Other Postretirement Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Unrecognized actuarial loss	(3,190)	(1,673)
Prior service credit	7,174	8,319
Deferred tax asset (liability)	0	0
Accumulated other comprehensive income (loss), net of tax	$ 3,984	$ 6,646

X

- Definition

Amount, after tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit).

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