Income Taxes - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2016	Dec. 25, 2015	Dec. 26, 2014	Dec. 27, 2013
Operating Loss Carryforwards [Line Items]
Earnings before income taxes	$ 2,741	$ 3,138	$ 3,044
State income taxes expense (benefit)	(83)	(86)	(61)
Unrecognized tax benefits	25	23	21	$ 23
Amount of unrecognized tax benefits that may favorably effect the effective income tax rate	16	15	13
Income Tax Uncertainties [Abstract]
Reduction (Increase) to income tax reserves due to interest and penalties of prior year tax positions	2	2	(1)
Previously recorded liabilities for interest and penalties of prior period tax positions	6	4	1
Federal and State Legislative
Operating Loss Carryforwards [Line Items]
Income tax adjustment	10
State income taxes expense (benefit)	$ 7	$ 4	$ 31