Basis of Presentation (Details) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 02, 2021 USD ($) $ / shares	Oct. 03, 2020 USD ($) $ / shares	Oct. 02, 2021 USD ($) borrowingGroup $ / shares	Oct. 03, 2020 USD ($) $ / shares
Basis of Presentation
Number of borrowing groups | borrowingGroup			2
Cumulative catch-up method
Basis of Presentation
Cumulative catch up adjustments	$ 25	$ 22	$ 54	$ 41
Change in accounting estimate financial effect, increase in net income	$ 19	$ 17	$ 41	$ 31
Change in accounting estimate financial effect increase in earnings per diluted share (in dollars per share) | $ / shares	$ 0.08	$ 0.07	$ 0.18	$ 0.14
Gross favorable adjustments	$ 43	$ 31	$ 119	$ 104
Gross unfavorable adjustments	18	9	65	63
Recognized revenue form performance obligations satisfied in prior periods	$ 27	$ 22	$ 65	$ 48