Goodwill and Other Identifiable Intangible Assets (Tables)

6 Months Ended

Jun. 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 six months ended June 30, 2018 was as follows:

($ in millions)	Performance Coatings			Industrial Coatings			Total
January 1, 2018		$3,104			$838			$3,942
Acquisitions	53			1			54
Foreign currency	(62		)	(14		)	(76		)
June 30, 2018		$3,095			$825			$3,920

Identifiable Intangible Assets with Finite Lives

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

	June 30, 2018							December 31, 2017
($ in millions)	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
Trademarks - indefinite lives		$1,142	N/A				$1,142		$1,158	N/A				$1,158
Customer-related intangibles		$1,414		($781	)		$633		$1,437		($762	)		$675
Acquired technology	630		(502		)	128		613		(489		)	124
Trade names	166		(91		)	75		166		(87		)	79
Other	43		(35		)	8		44		(35		)	9
Total		$2,253		($1,409	)		$1,986		$3,418		($1,373	)		$2,045

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

	Three Months Ended June 30				Six Months Ended June 30
($ in millions)	2018		2017		2018		2017
Amortization expense related to identifiable intangible assets		$34		$32		$70		$63

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

($ in millions)	Future Amortization Expense
Remaining six months of 2018		$60
2019	120
2020	110
2021	105
2022	105
2023	95
Thereafter	249