Goodwill and Other Identifiable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2014

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 business segment for the years ended December 31, 2014 and 2013 was as follows:

($ in millions)	Performance Coatings			Industrial Coatings			Glass			Commodity Chemicals			Total
Balance, Jan. 1, 2013	$	2,143		$	560		$	52		$	6		$	2,761
Goodwill from acquisitions	235			4			—			—			239
Goodwill reduction due to Separation (See Note 2)	—			—			—			(6		)	(6		)
Foreign currency translation	3			11			—			—			14
Balance, Dec. 31, 2013	$	2,381		$	575		$	52		$	—		$	3,008
Goodwill from acquisitions	1,165			—			—			—			1,165
Goodwill reduction due to divestitures	—			(47		)	—			—			(47		)
Foreign currency translation	(279		)	(42		)	(4		)	—			(325		)
Balance, Dec. 31, 2014	$	3,267		$	486		$	48		$	—		$	3,801

Identifiable Intangible Assets with Finite Lives

The Company’s identifiable intangible assets with finite lives are being amortized over their estimated useful lives and are detailed below.

	Dec. 31, 2014							Dec. 31, 2013
($ in millions)	Gross Carrying Amount		Accumulated Amortization			Net		Gross Carrying Amount		Accumulated Amortization			Net
Acquired  technology	$	560	$	(394	)	$	166	$	522	$	(372	)	$	150
Customer-related intangibles	1,302		(570		)	732		1,177		(557		)	620
Tradenames	134		(60		)	74		127		(61		)	66
Other	42		(24		)	18		30		(26		)	4
Balance	$	2,038	$	(1,048	)	$	990	$	1,856	$	(1,016	)	$	840