Segment Information (Tables)

6 Months Ended

Sep. 30, 2019

Segment Reporting [Abstract]

Operating Results by Reportable Segment

The following table summarizes operating results regularly provided to the chief operating decision maker by reportable segment:

	Three Months Ended				Six Months Ended
(in millions)	September 30, 2019		September 30, 2018		September 30, 2019		September 30, 2018
Revenue
Defense and Intelligence	$	777	$	702	$	1,529	$	1,139
Civilian and Health Care	395		366		750		722
Total revenue	$	1,172	$	1,068	$	2,279	$	1,861
Segment profit(1)
Defense and Intelligence	$	113	$	87	$	231	$	123
Civilian and Health Care	40		41		73		102
Total segment profit	$	153	$	128	$	304	$	225
Depreciation and amortization
Defense and Intelligence	$	24	$	18	$	49	$	37
Civilian and Health Care	16		20		44		40
Amortization of acquired intangible assets	50		36		98		61
Total depreciation and amortization	$	90	$	74	$	191	$	138

⁽¹⁾ The segment profit for the three and six months ended September 30, 2018 was revised to reflect the change to exclude the amortization expense on intangible assets acquired in business combinations as disclosed in Note 19 – “Segment Information” to the financial statements of our Annual Report on Form 10‑K for the year ended March 31, 2019.

Reconciliation of Consolidated Operating Income to Income Before Taxes

	Three Months Ended						Six Months Ended
(in millions)	September 30, 2019			September 30, 2018			September 30, 2019			September 30, 2018
Total segment profit	$	153		$	128		$	304		$	225
Not allocated to segments:
Stock-based compensation	(10		)	(1		)	(15		)	(3		)
Amortization of acquired intangible assets	(50		)	(36		)	(98		)	(61		)
Restructuring costs	(2		)	—			(4		)	—
Separation, transaction and integration-related costs	(20		)	(21		)	(39		)	(65		)
Interest expense, net	(36		)	(37		)	(71		)	(47		)
Other unallocated, net	2			3			2			28
Income before taxes	$	37		$	36		$	79		$	77