Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2016

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]

Schedule of fair value, assets and liabilities measured on a recurring and nonrecurring basis [Table Text Block]



	December 31, 2016								December 31, 2015
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Assets	(in millions)
Investments (Note 5)	$	9,033	$	306	$	240	$	9,579	$	14,447	$	289	$	292	$	15,028
Derivative contracts, at fair value⁽¹⁾	—		23		—		23		—		259		—		259
	$	9,033	$	329	$	240	$	9,602	$	14,447	$	548	$	292	$	15,287
Liabilities
Securities sold, not yet purchased (Note 5)	$	1,087	$	52	$	—	$	1,139	$	794	$	—	$	—	$	794
Other liabilities	$	—	$	187	$	—	$	187	$	—	$	3	$	—	$	3
Derivative contracts, at fair value⁽²⁾	—		1,139		—		1,139		—		36		—		36
	$	1,087	$	1,378	$	—	$	2,465	$	794	$	39	$	—	$	833


⁽¹⁾	Amounts are classified within other assets in our consolidated balance sheets.


⁽²⁾	Amounts are classified within accrued expenses and other liabilities in our consolidated balance sheets.

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]



	Year Ended December 31,
	2016			2015
	(in millions)
Balance at January 1	$	283		$	229
Net transfers out	(131		)	(47		)
Realized and unrealized gains, net	10			1
Purchases	50			100
Balance at December 31	$	212		$	283


⁽¹⁾	Includes unrealized (losses) gains of $(6) million of $1 million for the years ended December 31, 2016 and 2015, respectively, relating to investments still held at December 31 of each respective period and which are included in net (loss) gain from investment activities in the consolidated statements of operations.

Automotive Segment

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]

Schedule of fair value of defined benefit plan asset [Table Text Block]

The following table presents our Automotive segment's defined benefit plan assets measured at fair value on a recurring basis as of December 31, 2016 and 2015:



	December 31, 2016								December 31, 2015
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
	(in millions)
U.S. Plans:
Cash	$	30	$	—	$	—	$	30	$	26	$	—	$	—	$	26
Investments with registered investment companies:
Equity securities	346		—		—		346		310		—		—		310
Fixed income securities	154		—		—		154		149		—		—		149
Real estate and other	41		—		—		41		27		—		—		27
Equity securities	204		—		—		204		220		—		—		220

Corporate and other	—		21		—		21		—		22		—		22
Government	11		17		—		28		17		13		—		30
Hedge funds	—		—		32		32		—		—		86		86
	$	786	$	38	$	32	$	856	$	749	$	35	$	86	$	870
Non-U.S. Plans:
Insurance contracts	$	—	$	—	$	42	$	42	$	—	$	—	$	40	$	40
Investments with registered investment companies:
Fixed income securities	19		—		—		19		13		—		—		13
Equity securities	2		—		—		2		2		—		—		2
Corporate bonds	—		—		—		—		—		2		—		2
	$	21	$	—	$	42	$	63	$	15	$	2	$	40	$	57

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets [Table Text Block]

The changes in U.S. and Non-U.S. plan assets measured at fair value for which our Automotive segment has used Level 3 input to determine fair value are as follows:



	Year Ended December 31,
	2016			2015
	(in millions)
U.S. Plans:
Hedge funds:
Balance at January 1	$	86		$	91
Realized/unrealized (losses) gains, net	—			(5		)
Purchases and settlements, net	48			—
Sales, net	(102		)	—
Balance at December 31	$	32		$	86



	Year Ended December 31,
	2016			2015
	(in millions)
Non-U.S. Plans:
Insurance contracts:
Balance at January 1	$	40		$	41
Realized and unrealized gains, net	2			1
Purchases and settlements, net	3			6
Proceeds	(2		)	(4		)
Foreign currency exchange rate movements	(1		)	(4		)
Balance at December 31	$	42		$	40

Railcar and Food Packaging

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]

Schedule of fair value of defined benefit plan asset [Table Text Block]

The following table presents our Food Packaging and Railcar segment's defined benefit plan assets measured at fair value on a recurring basis as of December 31, 2016 and 2015:



	December 31, 2016								December 31, 2015
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
	(in millions)
U.S. and Non-U.S. Plans:
Asset category:
Cash equivalents	$	4	$	1	$	—	$	5	$	5	$	1	$	—	$	6
Equity securities	54		27		—		81		51		27		—		78
Fixed income securities	18		2		—		20		7		12		—		19
Other	5		3		9		17		5		—		21		26
	$	81	$	33	$	9	$	123	$	68	$	40	$	21	$	129

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets [Table Text Block]

The changes in U.S. and Non-U.S. plan assets measured at fair value for which our Food Packaging and Railcar segments have used Level 3 input to determine fair value are as follows:



	Year Ended December 31,
	2016			2015
	(in millions)
U.S. and Non-U.S. Plans:
Balance at January 1	$	21		$	21
Realized and unrealized gains, net	—			—
Purchases and settlements, net	(12		)	—
Balance at December 31	$	9		$	21