Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2015

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following table categorizes the fair values of items measured at fair value on a recurring basis on our balance sheet, none of which are Level 3 (in millions):

	March 31, 2015						December 31, 2014
	Level 1		Level 2		Total		Level 1		Level 2		Total
Assets
Cash equivalents-financial instruments
Non-U.S. government and agencies	$	—	$	320	$	320	$	—	$	341	$	341
Corporate debt	—		80		80		—		10		10
Total cash equivalents-financial instruments (a)	—		400		400		—		351		351
Marketable securities
U.S. government and agencies	1,151		2,855		4,006		17		1,251		1,268
Non-U.S. government and agencies	—		521		521		—		405		405
Corporate debt	—		1,706		1,706		—		1,555		1,555
Other marketable securities	—		31		31		—		30		30
Total marketable securities	1,151		5,113		6,264		17		3,241		3,258
Derivative financial instruments
Derivative financial instruments (b)	—		1,204		1,204		—		859		859
Total assets at fair value	$	1,151	$	6,717	$	7,868	$	17	$	4,451	$	4,468
Liabilities
Derivative financial instruments (b)	$	—	$	297	$	297	$	—	$	167	$	167
Total liabilities at fair value	$	—	$	297	$	297	$	—	$	167	$	167

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(a) Excludes time deposits, certificates of deposit, and money market accounts reported at par value on our balance sheet totaling $5.1 billion and $3.8 billion at March 31, 2015 and December 31, 2014, respectively. In addition to these cash equivalents, we also had cash on hand totaling $1.8 billion and $2.0 billion at March 31, 2015 and December 31, 2014, respectively.

(b) See Note 7 for additional information regarding derivative