Consolidated Statements of Shareholders' Equity - USD ($) $ in Millions	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock, Value	Accumulated Other Comprehensive Loss
Balance at beginning of year (in shares) at Dec. 28, 2019		220,000,000
Balance at beginning of year at Dec. 28, 2019	$ 3,709	$ 2	$ 2,845	$ 916		$ (54)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation expense	40		40
Proceeds from employee share purchase plan (in shares)		1,000,000
Proceeds from employee stock purchase plan	18		18
Exercise of stock options (in shares)		0
Stock Issued During Period, Value, Stock Options Exercised	3		3
Tax withholding payments for net share-settled equity awards	(5)		(5)
Series A convertible preferred stock dividends	(28)			(28)
Changes in retirement benefit obligations, net of income tax	23					23
Recognition of interest rate swaps	(3)					(3)
Adoption of ASU 2016-13 (Note 6)	(1)			(1)
Net income (loss)	(226)			(226)
Balance at end of year at Jan. 02, 2021	3,530	$ 2	2,901	661		(34)
Shares, Outstanding, Ending Balance at Jan. 02, 2021		221,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation expense	48		48
Proceeds from employee share purchase plan (in shares)		1,000,000
Proceeds from employee stock purchase plan	20		20
Vested restricted stock units, net, shares		1,000,000
Vested restricted stock units, net	0		0
Stock Issued During Period, Value, Stock Options Exercised	15		15
Tax withholding payments for net share-settled equity awards	(14)		(14)
Series A convertible preferred stock dividends	(43)			(43)
Changes in retirement benefit obligations, net of income tax	10					10
Recognition of interest rate swaps	5					5
Net income (loss)	164			164
Balance at end of year at Jan. 01, 2022	3,735	$ 2	2,970	782	$ 0	(19)
Shares, Outstanding, Ending Balance at Jan. 01, 2022		223,000,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation expense	45		45
Proceeds from employee share purchase plan (in shares)		0
Proceeds from employee stock purchase plan	22		22
Vested restricted stock units, net, shares		1,000,000
Vested restricted stock units, net	$ 0		0
Exercise of stock options (in shares)	859,031
Stock Issued During Period, Value, Stock Options Exercised	$ 15		15
Tax withholding payments for net share-settled equity awards	(16)		(16)
Series A convertible preferred stock dividends	(37)			(37)
Changes in retirement benefit obligations, net of income tax	(54)					(54)
Recognition of interest rate swaps	0
Treasury Stock, Value	14				(14)
Net income (loss)	265			265
Balance at end of year at Dec. 31, 2022	$ 3,961	$ 2	$ 3,036	$ 1,010	$ (14)	$ (73)
Shares, Outstanding, Ending Balance at Dec. 31, 2022		225,000,000