Intangible Assets and Goodwill (Tables)

12 Months Ended

Dec. 31, 2018

Schedule of Acquired Finite and Infinite-Lived Intangible Assets and Goodwill by Major Class

The changes in the carrying amount of intangible assets and goodwill were as follows as of December 31, 2018 and 2017. See Note 20. Acquisitions and Divestitures for a further description of the goodwill and intangible assets resulting from Aptiv’s acquisitions in 2018 and 2017.



		As of December 31, 2018						As of December 31, 2017
	Estimated Useful Lives	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
	(Years)	(in millions)						(in millions)
Amortized intangible assets:
Patents and developed technology	3-15	$	647	$	371	$	276	$	639	$	324	$	315
Customer relationships	5-14	1,046		261		785		798		219		579
Trade names	5-20	66		35		31		68		25		43
Total		1,759		667		1,092		1,505		568		937
Unamortized intangible assets:
In-process research and development	—	126		—		126		147		—		147
Trade names	—	162		—		162		135		—		135
Goodwill	—	2,524		—		2,524		1,944		—		1,944
Total		$	4,571	$	667	$	3,904	$	3,731	$	568	$	3,163

Schedule of Finite-Lived Intangible Assets Amortization Expense

Estimated amortization expense for the years ending December 31, 2019 through 2023 is presented below:



	Year Ending December 31,
	2019		2020		2021		2022		2023
	(in millions)
Estimated amortization expense	$	146	$	142	$	140	$	133	$	109

Schedule of Gross Carrying Amounts of Intangible Assets and Goodwill

A roll-forward of the gross carrying amounts of intangible assets for the years ended December 31, 2018 and 2017 is presented below.



	2018			2017
	(in millions)
Balance at January 1	$	3,731		$	3,050
Acquisitions (1)	1,000			398
Impairment (2)	(20		)	—
Foreign currency translation and other	(140		)	283
Balance at December 31	$	4,571		$	3,731


(1)	Primarily attributable to the 2018 acquisitions of KUM and Winchester Interconnect, and the 2017 acquisitions of Movimento Group and nuTonomy, Inc., as further described in Note 20. Acquisitions and Divestitures.

(2)

Primarily attributable to the impairment of certain indefinite-lived in-process research and development assets within the Advanced Safety and User Experience segment, which is included within amortization in the consolidated statement of operations. The fair value of the impaired assets was determined primarily using the anticipated cash flows discounted at a rate commensurate with the risk involved and a review of other market indicators and management estimates.

Schedule of Accumulated Amortization of Intangible Assets and Goodwill

A roll-forward of the accumulated amortization for the years ended December 31, 2018 and 2017 is presented below:



	2018			2017
	(in millions)
Balance at January 1	$	568		$	400
Amortization	124			117
Impairment (1)	10			—
Foreign currency translation and other	(35		)	51
Balance at December 31	$	667		$	568

(1)

Primarily attributable to the impairment of certain definite-lived trade name assets within the Advanced Safety and User Experience segment, which is included within amortization in the consolidated statement of operations. The fair value of the impaired assets was determined primarily using the anticipated cash flows discounted at a rate commensurate with the risk involved and a review of other market indicators and management estimates.

Schedule of Goodwill

A roll-forward of the carrying amount of goodwill, by operating segment, for the years ended December 31, 2018 and 2017 is presented below:



	Signal and Power Solutions			Advanced Safety and User Experience			Total
	(in millions)
Balance at January 1, 2017	$	1,424		$	78		$	1,502
Acquisitions (1)	—			274			274
Foreign currency translation and other	170			(2		)	168
Balance at December 31, 2017	$	1,594		$	350		$	1,944
Acquisitions (2)	$	657		$	—		$	657
Foreign currency translation and other	(71		)	(6		)	(77		)
Balance at December 31, 2018	$	2,180		$	344		$	2,524


(1)	Primarily attributable to the acquisitions of Movimento Group and nuTonomy, Inc., as further described in Note 20. Acquisitions and Divestitures.


(2)	Primarily attributable to the acquisitions of KUM and Winchester Interconnect, as further described in Note 20. Acquisitions and Divestitures.