Fair Value Measurements - Schedule of Significant Financial Instruments not Measured at Fair Value (Details) - USD ($) $ in Millions	Oct. 31, 2020	Feb. 01, 2020	Nov. 02, 2019
Carrying Amount
Financial Instruments, Balance Sheet Groupings
Long-term debt, including current portion	$ 10,641	$ 9,992	$ 10,246
Fair Value
Financial Instruments, Balance Sheet Groupings
Long-term debt, including current portion	$ 12,787	$ 11,864	$ 11,870