Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2020

Segment Reporting [Abstract]

Schedule of reportable segments

Selected financial information for our reportable segments was as follows:

	Three Months Ended September 30,
(in millions)	Commercial Industries		Government Services		Transportation		Other				Unallocated Costs		Total
2020							Divestitures		Other
Revenue	$	518	$	348	$	175	$	—	$	—	$	—	$	1,041
Segment profit (loss)	$	32	$	122	$	26	$	—	$	6	$	(98)	$	88
Segment depreciation and amortization	$	24	$	6	$	9	$	—	$	—	$	14	$	53
Adjusted EBITDA	$	56	$	128	$	35	$	—	$	6	$	(84)	$	141
2019
Revenue	$	578	$	319	$	201	$	—	$	—	$	—	$	1,098
Segment profit (loss)	$	60	$	70	$	25	$	—	$	—	$	(83)	$	72
Segment depreciation and amortization	$	27	$	7	$	9	$	—	$	—	$	12	$	55
Adjusted EBITDA	$	87	$	77	$	34	$	—	$	—	$	(71)	$	127

	Nine Months Ended September 30,
(in millions)	Commercial Industries		Government Services		Transportation		Other				Unallocated Costs		Total
2020							Divestitures		Other
Revenue	$	1,610	$	969	$	529	$	—	$	—	$	—	$	3,108
Segment profit (loss)	$	99	$	282	$	56	$	—	$	9	$	(258)	$	188
Segment depreciation and amortization	$	79	$	19	$	27	$	—	$	—	$	41	$	166
Adjusted EBITDA	$	178	$	301	$	83	$	—	$	2	$	(217)	$	347
2019
Revenue	$	1,782	$	970	$	579	$	36	$	1	$	—	$	3,368
Segment profit (loss)	$	198	$	202	$	50	$	1	$	—	$	(251)	$	200
Segment depreciation and amortization	$	76	$	24	$	27	$	—	$	—	$	33	$	160
Adjusted EBITDA	$	274	$	226	$	81	$	1	$	—	$	(218)	$	364

Reconciliation to pre-tax income (loss)

(in millions)	Three Months Ended September 30,				Nine Months Ended September 30,
Segment Profit (Loss) Reconciliation to Pre-tax Income (Loss)	2020		2019		2020		2019
Income (Loss) Before Income Taxes	$	(13)	$	(14)	$	(128)	$	(1,471)
Reconciling items:
Amortization of acquired intangible assets	60		61		180		184
Restructuring and related costs	20		8		56		50
Interest expense	14		20		46		60
Goodwill impairment	—		—		—		1,351
(Gain) loss on divestitures and transaction costs	8		3		14		19
Litigation costs (recoveries), net	—		2		20		15
Other (income) expenses, net	(1)		(8)		—		(8)
Segment Pre-tax Income (Loss)	$	88	$	72	$	188	$	200
Segment depreciation and amortization (including contract inducements)	$	53	$	55	$	166	$	160
CA MMIS charge (credit)	—		—		(7)		—
Other adjustments	—		—		—		4
Adjusted EBITDA	$	141	$	127	$	347	$	364