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POSTRETIREMENT BENEFIT PLANS - Narrative (Details) - USD ($)	3 Months Ended
	Mar. 26, 2023	Mar. 27, 2022
Defined Benefit Plan Disclosure [Line Items]
Credit (cost) recognition of previously deferred postretirement benefit plan amounts, before tax	$ (47,000,000)	$ 61,000,000
Amortization of actuarial losses, net of tax	(37,000,000)	48,000,000
Material contributions to qualified defined benefit pension plans	0	0
Retiree medical and life insurance plans
Defined Benefit Plan Disclosure [Line Items]
Credit (cost) recognition of previously deferred postretirement benefit plan amounts, before tax	$ 3,000,000	$ 5,000,000

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