Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares	Sep. 27, 2019	Dec. 28, 2018
Preferred Stock, par value per share	$ 0.001	$ 0.001
Preferred stock, shares authorized	3,000,000	3,000,000
Preferred Stock, Shares Issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value per share	$ 0.001	$ 0.001
Common stock, shares authorized	360,000,000	360,000,000.0
Common stock, shares issued	249,100,000	250,900,000
Common stock, shares outstanding	249,100,000	250,900,000

Face amount per share of no-par value common stock.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.

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