Debt and Credit Facilities - Summary of Debt (Details) - USD ($) $ in Millions	Jan. 02, 2021	Jan. 04, 2020
Manufacturing group
Debt
Long-term debt	$ 3,707	$ 3,124
Less: Current portion of long-term debt	(509)	(561)
Total Long-term debt	$ 3,198	$ 2,563
Manufacturing group \| 6.625% due 2020
Debt
Interest rate	6.625%
Manufacturing group \| Variable-rate notes due 2020 (2.45%)
Debt
Weighted-average interest rate		2.45%
Manufacturing group \| 3.65% due 2021
Debt
Interest rate	3.65%
Manufacturing group \| 4.30% due 2024
Debt
Interest rate	4.30%
Manufacturing group \| 3.875% due 2025
Debt
Interest rate	3.875%
Manufacturing group \| 4.00% due 2026
Debt
Interest rate	4.00%
Manufacturing group \| 3.65% due 2027
Debt
Interest rate	3.65%
Manufacturing group \| 3.375% due 2028
Debt
Interest rate	3.375%
Manufacturing group \| 3.90% due 2029
Debt
Interest rate	3.90%
Manufacturing group \| 3.00% due 2030
Debt
Interest rate	3.00%
Manufacturing group \| 2.45% due 2031
Debt
Interest rate	2.45%
Manufacturing group \| Other (weighted-average rate of 2.60% and 3.01%, respectively)
Debt
Long-term debt	$ 57	$ 75
Weighted-average interest rate	2.60%	3.01%
Manufacturing group \| Medium-term Notes \| 6.625% due 2020
Debt
Long-term debt	$ 0	$ 199
Manufacturing group \| Medium-term Notes \| Variable-rate notes due 2020 (2.45%)
Debt
Long-term debt	0	350
Manufacturing group \| Medium-term Notes \| 3.65% due 2021
Debt
Long-term debt	250	250
Manufacturing group \| Medium-term Notes \| 5.95% due 2021
Debt
Long-term debt	250	250
Manufacturing group \| Medium-term Notes \| 4.30% due 2024
Debt
Long-term debt	350	350
Manufacturing group \| Medium-term Notes \| 3.875% due 2025
Debt
Long-term debt	350	350
Manufacturing group \| Medium-term Notes \| 4.00% due 2026
Debt
Long-term debt	350	350
Manufacturing group \| Medium-term Notes \| 3.65% due 2027
Debt
Long-term debt	350	350
Manufacturing group \| Medium-term Notes \| 3.375% due 2028
Debt
Long-term debt	300	300
Manufacturing group \| Medium-term Notes \| 3.90% due 2029
Debt
Long-term debt	300	300
Manufacturing group \| Medium-term Notes \| 3.00% due 2030
Debt
Long-term debt	650	0
Manufacturing group \| Medium-term Notes \| 2.45% due 2031
Debt
Long-term debt	500	0
Finance group
Debt
Long-term debt	$ 662	686
Finance group \| 5.95% due 2021
Debt
Interest rate	5.95%
Finance group \| 2.88% note due 2022
Debt
Long-term debt	$ 150	150
Interest rate	2.88%
Finance group \| Fixed-rate notes due 2020-2028 (weighted-average rate of 3.25% and 3.20%, respectively)*
Debt
Long-term debt	$ 51	$ 65
Weighted-average interest rate	3.25%	3.20%
Finance group \| Variable-rate notes due 2020-2027 (weighted-average rate of 1.73% and 3.31%, respectively)*
Debt
Long-term debt	$ 17	$ 22
Weighted-average interest rate	1.73%	3.31%
Finance group \| Fixed-to-Floating Rate Junior Subordinated Notes (1.96% and 3.64%, respectively)
Debt
Long-term debt	$ 294	$ 299
Weighted-average interest rate	1.96%	3.64%

Contractual interest rate for funds borrowed, under the debt agreement.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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