Goodwill and Other Identifiable Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Carrying Amount of Goodwill Attributable to Each Reportable Segment

The change in the carrying amount of goodwill attributable to each reportable segment for the nine months ended September 30, 2018 was as follows:

($ in millions)	Performance Coatings			Industrial Coatings			Total
January 1, 2018		$3,104			$838			$3,942
Acquisitions	54			(13		)	41
Foreign currency impact	(30		)	(14		)	(44		)
September 30, 2018		$3,128			$811			$3,939

Identifiable Intangible Assets with Finite Lives

A summary of the carrying value of the Company's identifiable intangible assets is as follows:

	September 30, 2018							December 31, 2017
($ in millions)	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
Trademarks - indefinite lives		$1,186	N/A				$1,186		$1,158	N/A				$1,158
Customer-related intangibles		$1,416		($798	)		$618		$1,437		($762	)		$675
Acquired technology	630		(509		)	121		613		(489		)	124
Trade names	166		(94		)	72		166		(87		)	79
Other	43		(36		)	7		44		(35		)	9
Total		$3,441		($1,437	)		$2,004		$3,418		($1,373	)		$2,045

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

	Three Months Ended September 30				Nine Months Ended September 30
($ in millions)	2018		2017		2018		2017
Amortization expense related to identifiable intangible assets		$33		$32		$103		$95

As of September 30, 2018, estimated future amortization expense of identifiable intangible assets is as follows:

($ in millions)	Future Amortization Expense
Remaining three months of 2018		$27
2019	120
2020	110
2021	105
2022	105
2023	95
Thereafter	256