Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2015

Supplemental Cash Flow Elements [Abstract]

Cash Payments for Interest Costs and Income Taxes

Cash payments for interest costs and income taxes consist of the following (in millions):

	Years Ended December 31,
	2015		2014		2013
Interest costs (none capitalized)	$	1,295	$	1,120	$	760
Income taxes	$	84	$	127	$	39

Noncash Activity

Non-cash investing items consist of the following (in millions):

	Years Ended December 31,
	2015		2014		2013
Subvention receivable from GM	$	383	$	189	$	82
Commercial loan funding payable to GM	$	351	$	427	$	362