Leases Maturity of Lease Liabilities (Details) $ in Millions	Nov. 02, 2019 USD ($)
Finance Lease, Liability, Payment, Due [Abstract]
2019	$ 1
2020	3
2021	3
2022	3
2023	3
After 2023	31
Total lease payments, Finance	44
Less amount representing interest, finance	19
Finance Lease, Liability	25
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
2019	90
2020	334
2021	335
2022	313
2023	308
After 2023	5,384
Total lease payments, operating	6,764
Less amount representing interest, operating	3,656
Operating Lease, Liability	3,108
Total Lease Liabilities, Payments Due [Abstract]
2019	91
2020	337
2021	338
2022	316
2023	311
After 2023	5,415
Total lease payments, finance and operating	6,808
Less amount representing interest, finance and operating	3,675
Total Lease Liability	3,133
Lessee, Finance Lease, Option to Extend, Reasonably Certain	12
Lessee, Operating Lease, Option to Extend, Reasonably Certain	3,272
Lessee, Operating Lease, Lease Not Yet Commenced	965
Operating Lease, Payment, Non-Lease Component	1,159
Operating Lease, Payment, Non-Lease Component, Option to Extend, Reasonably Certain	$ 841