Share-Based Compensation, Common Stock Issuances and Common Stock Stock Option Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 40	$ 32	$ 28
Stock options, exercise price per share, lower range (in USD per share)	$ 8.51
Stock options, exercise price per share, upper range (in USD per share)	38.12
Weighted-average grant date fair value (in USD per share)	$ 3.91	$ 10.63	$ 14.55
Intrinsic value	$ 3	$ 21	$ 28
Time Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 10	8	7
Time Options \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options vesting and exercisable period	3 years
Time Options \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options vesting and exercisable period	4 years
Performance Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options vesting and exercisable period	4 years
Share-based compensation expense	$ 0	$ 0	$ 1
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	10 years
Expected dividends	0.00%	0.00%	0.00%
Unrecognized compensation cost related to options	$ 10
Weighted average recognition period	2 years

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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