PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS (Asset Class) (Detail)	Dec. 31, 2024	Dec. 31, 2023
Defined Benefit Plan Disclosure [Line Items]
Funded percentage	91.00%
Domestic equities
Defined Benefit Plan Disclosure [Line Items]
Weighted Average Asset Allocations	22.00%	29.00%
Target Plan Asset Allocations	22.00%
International equities
Defined Benefit Plan Disclosure [Line Items]
Weighted Average Asset Allocations	7.00%	10.00%
Target Plan Asset Allocations	8.00%
Total equity
Defined Benefit Plan Disclosure [Line Items]
Weighted Average Asset Allocations	29.00%	39.00%
Target Plan Asset Allocations	30.00%
Fixed income
Defined Benefit Plan Disclosure [Line Items]
Weighted Average Asset Allocations	71.00%	61.00%
Target Plan Asset Allocations	70.00%
Minimum | Domestic equities
Defined Benefit Plan Disclosure [Line Items]
Target Plan Asset Allocations	17.00%
Minimum | International equities
Defined Benefit Plan Disclosure [Line Items]
Target Plan Asset Allocations	4.00%
Minimum | Total equity
Defined Benefit Plan Disclosure [Line Items]
Target Plan Asset Allocations	20.00%
Minimum | Fixed income
Defined Benefit Plan Disclosure [Line Items]
Target Plan Asset Allocations	60.00%
Maximum | Domestic equities
Defined Benefit Plan Disclosure [Line Items]
Target Plan Asset Allocations	27.00%
Maximum | International equities
Defined Benefit Plan Disclosure [Line Items]
Target Plan Asset Allocations	11.00%
Maximum | Total equity
Defined Benefit Plan Disclosure [Line Items]
Target Plan Asset Allocations	40.00%
Maximum | Fixed income
Defined Benefit Plan Disclosure [Line Items]
Target Plan Asset Allocations	80.00%