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Goodwill (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill

Goodwill allocated to reportable segments as of December 31, 2017 and 2016 and changes in the carrying amount of goodwill during the years ended December 31, 2017 and 2016 are as follows:

		Automotive and Discrete Group (ADG)				Microcontrollers and Digital ICs Group (MDG)				Analog, MEMS & Sensors Group (AMS)				Others				Total
December 31, 2015			—				74				2				—				76
Business combination			—				42				—				—				42
Foreign currency translation			—				(2	)			—				—				(2	)
December 31, 2016			—				114				2				—				116
Foreign currency translation			—				7				—				—				7
December 31, 2017			—				121				2				—				123

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- References

No definition available.

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- Definition

Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267

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