Debt Long-term Debt Footnote I (Details) - USD ($) $ in Millions |
1 Months Ended | 3 Months Ended | 12 Months Ended | ||||
---|---|---|---|---|---|---|---|
Dec. 31, 2020 |
Aug. 31, 2019 |
Nov. 30, 2016 |
Sep. 28, 2019 |
Jan. 02, 2021 |
Dec. 28, 2019 |
Nov. 30, 2011 |
|
Debt Instrument [Line Items] | |||||||
Notional amounts of interest rate swaps | $ 7,213 | $ 6,563 | |||||
Debt repurchase amount | $ 1,000 | ||||||
Interest expense | $ 20 | $ 16 | $ 281 | $ 284 | |||
2.65% U.S. Dollar Notes Due 2023 | |||||||
Debt Instrument [Line Items] | |||||||
Debt Instrument, Face Amount | $ 600 | ||||||
Debt Instrument, Term | 7 years | ||||||
Debt instrument, stated interest rate | 2.65% | 2.65% | |||||
Debt Instrument, Interest Rate, Effective Percentage | 3.08% | ||||||
Notional amounts of interest rate swaps | $ 300 | ||||||
Unamortized gain (loss) on termination of interest rate swaps | $ (7) | ||||||
Debt repurchase amount | $ 50 | $ 50 | |||||
Interest expense | $ 2 | ||||||
1.875% U.S. Dollar Notes Due 2016 | |||||||
Debt Instrument [Line Items] | |||||||
Debt instrument, stated interest rate | 1.875% |