US Foods Holding Corp. Condensed Financial Information Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Condensed Statement of Income Captions [Line Items]
Income before income taxes	$ 214	$ (294)	$ 511
Income tax provision (benefit)	50	(68)	126
Net income (loss)	164	(226)	385
Changes in retirement benefit obligations, net of income tax	10	23	45
Recognition of interest rate swaps	5	(3)	(15)
Comprehensive income (loss)	179	(206)	415
Net income (loss) available to common shareholders	121	(254)	385
US Foods Holding Corp.
Condensed Statement of Income Captions [Line Items]
Income before income taxes	0	0	0
Income tax provision (benefit)	(4)	(5)	0
Income before equity in net earnings of subsidiary	4	5	0
Equity in net earnings of subsidiary	160	(231)	385
Net income (loss)	164	(226)	385
Changes in retirement benefit obligations, net of income tax	10	23	45
Recognition of interest rate swaps	5	(3)	(15)
Comprehensive income (loss)	179	(206)	415
Series A convertible preferred stock dividends	(43)	(28)	0
Net income (loss) available to common shareholders	$ 121	$ (254)	$ 385