XML 65 R48.htm IDEA: XBRL DOCUMENT v3.8.0.1

Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Income Tax Disclosure [Abstract]

Schedule of Income before Income Taxes and Equity Income

	Years Ended December 31,
	2017				2016				2015
U.S. income	$	8,399			$	9,989			$	6,994
Non-U.S. income (loss)	1,332				(263		)		(816		)
Income before income taxes and equity income	$	9,731			$	9,726			$	6,178

Schedule of Components of Income Tax Expense (Benefit)

	Years Ended December 31,
	2017				2016				2015
Current income tax expense (benefit)
U.S. federal	$	18			$	(126	)		$	5
U.S. state and local	83				65				5
Non-U.S.	552				572				817
Total current income tax expense	653				511				827
Deferred income tax expense (benefit)
U.S. federal	7,831				1,865				1,735
U.S. state and local	(187		)		264				243
Non-U.S.	3,236				99				(4,024		)
Total deferred income tax expense (benefit)	10,880				2,228				(2,046		)
Total income tax expense (benefit)	$	11,533			$	2,739			$	(1,219	)

Schedule of Effective Income Tax Rate Reconciliation

	Years Ended December 31,
	2017				2016				2015
Income tax expense at U.S. federal statutory income tax rate	$	3,406			$	3,404			$	2,162
State and local tax expense	(76		)		190				173
Non-U.S. income taxed at other than 35%	(145		)		(61		)		37
U.S. tax on Non-U.S. income	(941		)		(894		)		(151		)
Change in valuation allowances	2,712				237				(3,554		)
Change in tax laws	7,194				147				29
Research and manufacturing incentives	(313		)		(266		)		(367		)
Settlements of prior year tax matters	(256		)		(46		)		—
Realization of basis differences in affiliates	—				(94		)		—
Foreign currency remeasurement	23				(2		)		209
Financial penalty under the DPA(a)	—				—				315
Other adjustments	(71		)		124				(72		)
Total income tax expense (benefit)	$	11,533			$	2,739			$	(1,219	)

_________

(a) Refer to Note 17 for additional information on the DPA.

Schedule of Deferred Tax Assets and Liabilities

The following table summarizes the components of temporary differences and carryforwards that give rise to deferred tax assets and liabilities:

	December 31, 2017				December 31, 2016
Deferred tax assets
Postretirement benefits other than pensions	$	1,948			$	2,720
Pension and other employee benefit plans	3,285				5,141
Warranties, dealer and customer allowances, claims and discounts	5,675				8,074
Property, plant and equipment	—				397
U.S. capitalized research expenditures	4,413				6,127
U.S. operating loss and tax credit carryforwards(a)	8,578				8,987
Non-U.S. operating loss and tax credit carryforwards(b)	5,103				4,406
Miscellaneous	1,697				1,733
Total deferred tax assets before valuation allowances	30,699				37,585
Less: valuation allowances	(6,690		)		(3,908		)
Total deferred tax assets	24,009				33,677
Deferred tax liabilities
Property, plant and equipment	418				—
Intangible assets	735				1,027
Total deferred tax liabilities	1,153				1,027
Net deferred tax assets	$	22,856			$	32,650

_________

(a) At December 31, 2017 U.S. operating loss and tax credit carryforwards of $8.6 billion expire by 2037 if not utilized.

(b) At December 31, 2017 Non-U.S. operating loss and tax credit carryforwards of $925 million expire by 2037 if not utilized and the remaining balance of $4.2 billion may be carried forward indefinitely.

Schedule of Unrecognized Tax Benefits Roll Forward

The following table summarizes activity of the total amounts of unrecognized tax benefits:

	Years Ended December 31,
	2017				2016				2015
Beginning balance	$	1,182			$	1,337			$	1,705
Additions to current year tax positions	160				49				53
Additions to prior years' tax positions	448				96				114
Reductions to prior years' tax positions	(195		)		(192		)		(349		)
Reductions in tax positions due to lapse of statutory limitations	(44		)		(103		)		(119		)
Settlements	(11		)		(1		)		(3		)
Other	17				(4		)		(64		)
Ending balance	$	1,557			$	1,182			$	1,337

X

- Definition

Tabular disclosure of income before income taxes and equity method investment income between domestic and foreign jurisdictions.

+ References

No definition available.

+ Details

Name:	gm_ScheduleofIncomebeforeIncomeTaxesandEquityIncomeDomesticandForeignTableTextBlock
Namespace Prefix:	gm_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319

+ Details

Name:	us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319

+ Details

Name:	us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

+ Details

Name:	us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the change in unrecognized tax benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 55
-Paragraph 217
-URI http://asc.fasb.org/extlink&oid=96868398&loc=d3e36027-109320

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15A
-URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319

+ Details

Name:	us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration