PENSION AND OTHER POSTRETIREMENT BENEFITS - Narrative (Details)	12 Months Ended
	Dec. 29, 2023	Dec. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jan. 01, 2021 USD ($)	Dec. 31, 2030	Jan. 01, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Percentage match of the employee contribution		6.00%
Matching contributions charged to expense		$ 226,000,000	$ 230,000,000	$ 225,000,000
Fair value of plan assets		7,653,000,000	9,924,000,000	9,600,000,000
Projected benefit obligation		7,722,000,000	10,355,000,000	11,432,000,000
Pre-tax curtailment gain as result of employee terminations			3,000,000
Defined benefit plan, benefit obligation, actuarial gain (loss)		$ 2,204,000,000	403,000,000
Combined gains and losses as percentage of expected year end obligations (less than)		0.01
Accumulated benefit obligation for all defined benefit pension plans		$ 7,500,000,000
Ultimate per capita cost of healthcare assumed (percent)		6.90%
Private equity funds, liquidity restrictions term		10 years
Required employer contributions in fiscal 2022 and beyond		$ 0
Salaried Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets		6,400,000,000
Projected benefit obligation		6,500,000,000
Defined benefit plan, benefit obligation, actuarial gain (loss)		23,000,000
Pension
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets		7,411,000,000	9,604,000,000	9,301,000,000
Projected benefit obligation		7,494,000,000	10,007,000,000	$ 11,045,000,000
Reduction in pension plan assets transferred to annuity		64,000,000	250,000,000
Reduction in pension benefit obligations for plan assets transferred to annuity		64,000,000	250,000,000
Pre-tax loss on pension plan settlements			4,000,000
Defined benefit plan, benefit obligation, actuarial gain (loss)		$ 2,097,000,000	$ 381,000,000
Discount rate		5.18%	2.75%
Cash balance interest crediting rate		4.00%	3.50%
Expected return on plan assets rate		7.44%	7.43%	7.68%
Pension | Salaried Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Percentage of total projected benefit obligation		87.00%
Discount rate		5.19%
Cash balance interest crediting rate		4.00%
Expected return on plan assets rate		7.50%
Pension | U.S.
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Cash balance benefit percentage						1.00%
Frozen Equity Pension Plan | Salaried Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Cash balance interest crediting rate		3.75%
Forecast
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Ultimate per capita cost of healthcare assumed (percent)					4.60%
Forecast | U.S.
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected return on plan assets rate	7.50%
Forecast | Pension
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected return on plan assets rate	7.44%
Forecast | Pension | Salaried Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected return on plan assets rate	7.50%
Private equity funds
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plans, future unfunded commitments on NAV equity funds investments		$ 568,000,000	$ 504,000,000
Real estate funds
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plans, future unfunded commitments on NAV equity funds investments		$ 33,000,000	100,000,000
Minimum redemption notice period permitted on NAV equity funds investments		90 days
Alternative investments
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plans, future unfunded commitments on NAV equity funds investments		$ 0	$ 0
Minimum redemption notice period permitted on NAV equity funds investments		90 days