Accumulated Other Comprehensive Loss Accumulated Other Comprehensive Loss Roll Forward (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 11, 2022	Mar. 19, 2022	Jun. 12, 2021	Mar. 20, 2021	Jun. 11, 2022	Jun. 12, 2021	Dec. 25, 2021	Dec. 26, 2020
Statement of Other Comprehensive Income [Abstract]
Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Post retirement Plans Taxes	$ 1,352	$ 1,279	$ 1,504	$ 1,509	$ 1,352	$ 1,504	$ 1,283	$ 1,514
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax	1,298	(549)	255	128
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax	0	0	0	18	0	18
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	1,298	(549)	255	146
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax	(24)	(11)	13	(15)
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	(11,595)	(12,869)	(11,541)	(11,809)	(11,595)	(11,541)	(12,309)	(11,940)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax	(107)	200	175	97
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax	(30)	(62)	(53)	(1)	(92)	(54)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax	(137)	138	122	96
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax, Parent	35	(32)	(29)	(24)
AOCI, Cash Flow Hedge, Cumulative Gain (Loss), after Tax	163	265	169	76	163	169	159	4
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment and Tax	(484)	(8)	(28)	(20)
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, before Tax	161	25	57	52	186	109
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax	(323)	17	29	32
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax	73	(4)	(5)	(5)
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax	(2,987)	(2,737)	(3,469)	(3,493)	(2,987)	(3,469)	(2,750)	(3,520)
Other Comprehensive Income (Loss), before Reclassifications, before Tax	5	0	2	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	0	0	0	0
Other Comprehensive Income, Other, Before Tax	5	0	2	0
Other Comprehensive Income, Other, Taxes	0	(4)	0	0
Accumulated Other Comprehensive Income Loss Other	3	(2)	(18)	(20)	3	(18)	2	(20)
OCI, before Reclassifications, before Tax, Attributable to Parent	712	(357)	404	205
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent	131	(37)	4	69
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent	843	(394)	408	274
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent	84	(51)	(21)	(44)
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (14,416)	$ (15,343)	$ (14,859)	$ (15,246)	$ (14,416)	$ (14,859)	$ (14,898)	$ (15,476)