Earnings Per Share (Tables)

12 Months Ended

Dec. 26, 2020

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

Years Ended (In Millions, Except Per Share Amounts)	Dec 26, 2020		Dec 28, 2019		Dec 29, 2018
Net income available to common stockholders	$	20,899	$	21,048	$	21,053
Weighted average shares of common stock outstanding—basic	4,199		4,417		4,611
Dilutive effect of employee incentive plans	33		41		50
Dilutive effect of convertible debt	—		15		40
Weighted average shares of common stock outstanding—diluted	4,232		4,473		4,701
Earnings per share—basic	$	4.98	$	4.77	$	4.57
Earnings per share—diluted	$	4.94	$	4.71	$	4.48