Changes in Contract Estimates at Completion (Tables)

3 Months Ended

Mar. 31, 2021

Accounting Policies [Abstract]

Schedule of Change in Accounting Estimate

Net EAC adjustments had the following impact on our operating results:

	Quarter Ended March 31,
(dollars in millions, except per share amounts)	2021		2020
Operating profit	$	12	$	21
Income from continuing operations attributable to common shareowners(1)	9		16
Diluted earnings per share from continuing operations attributable to common shareholders (1)	$	0.01	$	0.02

(1)     Amounts reflect a U.S. statutory tax rate of 21%, which approximates our tax rate on our EAC adjustments.