Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2020

Goodwill and Other Intangible Assets [Abstract]

Carrying Amount of Goodwill by Segment

	Display		Optical		Specialty		Life		All
	Technologies		Communications		Materials		Sciences		Other		Total
Balance at December 31, 2019	$	129	$	931	$	150	$	616	$	109	$	1,935
Acquired goodwill (1)										495		495
Foreign currency translation ‎   adjustment and other		(2)		1				1		(3)		(3)
Balance at September 30, 2020	$	127	$	932	$	150	$	617	$	601	$	2,427

(1)The Company obtained a controlling interest in HSG during the third quarter of 2020. Refer to Note 4 (HSG Transactions) to the consolidated financial statements for additional information on this transaction.

Other Intangible Assets

	September 30, 2020						December 31, 2019
			Accumulated						Accumulated
	Gross		amortization		Net		Gross		amortization		Net
Amortized intangible assets:
Patents, trademarks, and ‎   trade names	$	499	$	248	$	251	$	469	$	228	$	241
Customer lists and other		1,505		424		1,081		1,301		357		944
Total	$	2,004	$	672	$	1,332	$	1,770	$	585	$	1,185