Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Dec. 29, 2018	Dec. 30, 2017
Statement of Financial Position [Abstract]
Accounts receivable, allowances	$ 29	$ 26
Vendor receivables, allowances	$ 3	$ 3
Common stock, par value (in USD per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	600,000,000	600,000,000
Common stock, shares issued (in shares)	217,000,000	215,000,000
Common stock, shares outstanding (in shares)	217,000,000	215,000,000