Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares	Jul. 01, 2017	Dec. 31, 2016
Statement of Financial Position [Abstract]
Common stock, par value (USD per share)	$ 0.01	$ 0.01
Common stock, shares authorized	1,500,000,000	1,500,000,000
Common stock, shares issued	959,000,000	949,000,000
Common stock, shares outstanding	947,000,000	935,000,000
Treasury stock, shares	12,000,000	14,000,000