Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Data (Unaudited)

Pursuant to Article 3 of the SEC’s Regulation S-X, the following are selected quarterly financial data:

Fiscal Year Ended December 2019	Quarters
(Dollars in Millions, Except Per Share Amounts)	1st		2nd		3rd		4th		Full Year
Revenue	$	3,013	$	3,061	$	2,978	$	2,885	$	11,937
Operating Income	1,219		1,305		1,287		1,154		4,965
Net Earnings	834		870		856		771		3,331
Earnings Per Share, Basic	$	1.02	$	1.08	$	1.08	$	0.99	$	4.18
Earnings Per Share, Assuming Dilution	1.02		1.08		1.08		0.99		4.17
Fiscal Year Ended December 2018
Revenue	$	2,876	$	3,102	$	3,129	$	3,143	$	12,250
Operating Income	1,044		1,283		1,293		1,249		4,869
Net Earnings	695		877		894		843		3,309
Earnings Per Share, Basic	$	0.78	$	1.02	$	1.05	$	1.02	$	3.86
Earnings Per Share, Assuming Dilution	0.78		1.01		1.05		1.01		3.84