Equity Method Investment, Summarized Financial Information, Interest Expense

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Equity Method Investment, Summarized Financial Information, Provision for Loan Losses

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of income (loss) from continuing operations reported by an equity method investee.

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The amount of revenue from sale of goods and services reduced by sales returns, allowances, and discounts reported by an equity method investment of the entity.

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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).

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Dividends received on equity and other investments during the current period.

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Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

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Equity in Net Assets of Non-consolidated Affiliate (Details) - USD ($)		3 Months Ended		9 Months Ended
	Aug. 09, 2018	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Noncontrolling Interest [Line Items]
Net income		$ 44,000,000	$ 41,000,000	$ 141,000,000	$ 129,000,000
SAIC-GMF [Member]
Noncontrolling Interest [Line Items]
Ownership interest (percent)	35.00%
Capital investment	$ 51,000,000
SAIC-GMAC [Member]
Noncontrolling Interest [Line Items]
Finance charge income		305,000,000	261,000,000	927,000,000	775,000,000
Provision for loan losses		4,000,000	2,000,000	13,000,000	(9,000,000)
Interest expense		127,000,000	83,000,000	383,000,000	241,000,000
Income before income taxes		168,000,000	157,000,000	537,000,000	490,000,000
Net income		$ 126,000,000	$ 118,000,000	$ 403,000,000	368,000,000
Ownership interest (percent)		35.00%		35.00%
Cash dividends received				$ 0	$ 0
Undistributed earnings		$ 456,000,000		$ 456,000,000		$ 315,000,000