Restructuring and Other Initiatives (Tables)

6 Months Ended

Jun. 30, 2016

Restructuring and Related Activities [Abstract]

Schedule of Restructuring and Related Costs [Table Text Block]

The following tables summarize the reserves and charges related to restructuring and other initiatives, including postemployment benefit reserves and charges, by segment:

	GMNA			GME			GMIO			GMSA			Total
Balance at January 1, 2016	$	143		$	270		$	161		$	7		$	581
Additions, interest accretion and other	241			5			44			15			305
Payments	(23		)	(85		)	(31		)	(18		)	(157		)
Revisions to estimates and effect of foreign currency	6			12			6			—			24
Balance at March 31, 2016	367			202			180			4			753
Additions, interest accretion and other	1			7			32			7			47
Payments	(257		)	(51		)	(32		)	(7		)	(347		)
Revisions to estimates and effect of foreign currency	—			(2		)	(6		)	1			(7		)
Balance at June 30, 2016	$	111		$	156		$	174		$	5		$	446

	GMNA			GME			GMIO			GMSA			Total
Balance at January 1, 2015	$	459		$	751		$	166		$	2		$	1,378
Additions, interest accretion and other	9			127			37			11			184
Payments	(19		)	(385		)	(22		)	(11		)	(437		)
Revisions to estimates and effect of foreign currency	(11		)	(53		)	(10		)	—			(74		)
Balance at March 31, 2015	438			440			171			2			1,051
Additions, interest accretion and other	65			9			54			35			163
Payments	(19		)	(73		)	(53		)	(29		)	(174		)
Revisions to estimates and effect of foreign currency	1			17			(8		)	—			10
Balance at June 30, 2015(a)	$	485		$	393		$	164		$	8		$	1,050

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(a) Included temporary layoff benefits of $353 million at June 30, 2015 for GMNA.