Changes in Estimates (Tables)

6 Months Ended

Jul. 02, 2021

Change in Accounting Estimate [Abstract]

Schedule of Effect of Net Estimate at Completion Adjustment ("EAC") on Consolidated Statement of Income

Net EAC adjustments had the following impact to earnings for the periods presented:

	Quarter Ended				Two Quarters Ended
(In millions, except per share amounts)	July 2, 2021		July 3, 2020		July 2, 2021		July 3, 2020
Net EAC adjustments, before income taxes	$	80	$	98	$	162	$	201
Net EAC adjustments, net of income taxes	$	60	$	73	$	122	$	151
Net EAC adjustments, net of income taxes, per diluted common share	$	0.29	$	0.34	$	0.59	$	0.69