Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Numerator:
Net (loss) income	$ (226)	$ 385	$ 407
Series A convertible preferred stock dividends	28	0	0
Net (loss) income available to common shareholders	$ (254)	$ 385	$ 407
Denominator:
Weighted-average common shares outstanding (in shares)	220	218	216
Dilutive effect of share-based awards (in shares)	0	2	2
Effect of dilutive underlying shares of the Series A convertible preferred stock	0	0	0
Weighted-average dilutive shares outstanding (in shares)	220	220	218
Basic	$ (1.15)	$ 1.77	$ 1.88
Diluted	$ (1.15)	$ 1.75	$ 1.87