PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Plan Assumptions) (Detail)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Pension Plan [Member]
DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract
Discount rate	2.72%	2.36%
Rate Of Compensation Increase	3.40%	3.41%
DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract
Discount Rate	2.36%	3.05%
Expected return on assets assumption	6.18%	7.11%
Net Periodic Benefit Cost Rate Of Compensation Increase	3.41%	3.46%
Other Postretirement Benefits Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Year That Rate Reaches Ultimate Trend Rate	2032	2032
DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract
Discount rate	2.79%	2.43%
DefinedBenefitPlanAssumedHealthCareCostTrendRatesAbstract
Rate Assumed For Next Fiscal Year	7.00%	7.25%
Ultimate Health Care Cost Trend Rate	4.50%	4.50%
DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract
Discount Rate	2.43%	3.15%
Defined Benefit Plan Assumed Health Care Cost Trend Rates Net Periodic [Abstract]
Rate Assumed for Next Fiscal Year	7.25%	7.50%
Ultimate Health Care Cost Trend Rate	4.50%	4.50%