Inventories (Tables)

12 Months Ended

Dec. 31, 2013

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories consisted of the following (in millions):

	December 31,
	2013		2012
Refinery feedstocks	$	2,135	$	2,458
Refined products and blendstocks	3,231		2,995
Ethanol feedstocks and products	166		191
Convenience store merchandise	—		112
Materials and supplies	226		217
Inventories	$	5,758	$	5,973