Inventories (Tables)

12 Months Ended

Dec. 31, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory [Table Text Block]

Inventories at December 31 were as follows (in millions):

	2014			2013
Raw materials, work-in-process, and supplies	$	3,822		$	3,628
Finished products	5,022			5,081
Total inventories under FIFO	8,844			8,709
LIFO adjustment	(978		)	(1,001		)
Total inventories	$	7,866		$	7,708