Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The changes in the carrying value of goodwill are detailed below by segment:

	Oilfield Services		Oilfield Equipment		Turbo-machinery & Process Solutions		Digital Solutions		Total
Balance at December 31, 2018, gross	$	12,932	$	4,177	$	2,186	$	2,432	$	24,471
Accumulated impairment at December 31, 2018	(183)		(867)		—		(254)		(3,754)
Balance at December 31, 2018	12,749		3,310		2,186		2,178		20,423
Currency exchange and others	—		9		(15)		(21)		(27)
Balance at December 31, 2019	12,749		3,319		2,171		2,157		20,396
Impairment	(11,428)		(3,289)		—		—		(14,717)
Currency exchange and others	(2)		(22)		(9)		(7)		(40)
Balance at March 31, 2020	$	1,319	$	8	$	2,162	$	2,150	$	5,639

Schedule of finite-lived intangible assets

Intangible assets are comprised of the following:

	March 31, 2020						December 31, 2019
	Gross Carrying Amount		Accumulated Amortization		Net		Gross Carrying Amount		Accumulated Amortization		Net
Customer relationships (1)	$	2,317	$	(853)	$	1,464	$	3,027	$	(1,045)	$	1,982
Technology (1)	1,030		(605)		425		1,075		(626)		449
Trade names and trademarks (1)	380		(184)		196		696		(254)		442
Capitalized software (1)	1,181		(931)		250		1,193		(928)		265
Other	1		(1)		—		3		(2)		1
Finite-lived intangible assets	4,909		(2,574)		2,335		5,994		(2,855)		3,139
Indefinite-lived intangible assets	2,241		—		2,241		2,242		—		2,242
Total intangible assets	$	7,150	$	(2,574)	$	4,576	$	8,236	$	(2,855)	$	5,381

⁽¹⁾During the three months ended March 31, 2020, we recorded intangible asset impairments to customer relationships of $476 million, technology of $8 million, trade names and trademarks of $236 million, and capitalized software of $3 million. See "Note 17. Restructuring, Impairment and Other" for further discussion.

Schedule of indefinite-lived intangible assets

Intangible assets are comprised of the following:

	March 31, 2020						December 31, 2019
	Gross Carrying Amount		Accumulated Amortization		Net		Gross Carrying Amount		Accumulated Amortization		Net
Customer relationships (1)	$	2,317	$	(853)	$	1,464	$	3,027	$	(1,045)	$	1,982
Technology (1)	1,030		(605)		425		1,075		(626)		449
Trade names and trademarks (1)	380		(184)		196		696		(254)		442
Capitalized software (1)	1,181		(931)		250		1,193		(928)		265
Other	1		(1)		—		3		(2)		1
Finite-lived intangible assets	4,909		(2,574)		2,335		5,994		(2,855)		3,139
Indefinite-lived intangible assets	2,241		—		2,241		2,242		—		2,242
Total intangible assets	$	7,150	$	(2,574)	$	4,576	$	8,236	$	(2,855)	$	5,381

⁽¹⁾During the three months ended March 31, 2020, we recorded intangible asset impairments to customer relationships of $476 million, technology of $8 million, trade names and trademarks of $236 million, and capitalized software of $3 million. See "Note 17. Restructuring, Impairment and Other" for further discussion.

Schedule of finite-lived intangible assets, future amortization expense

Estimated amortization expense for the remainder of 2020 and each of the subsequent five fiscal years is expected to be as follows:

Year	Estimated Amortization Expense
Remainder of 2020	$	212
2021	236
2022	201
2023	182
2024	172
2025	144