Inventories (Tables)

6 Months Ended

Jun. 30, 2015

Inventory Disclosure [Abstract]

Schedule of Inventory Components

	June 30, 2015		December 31, 2014
Finished goods	$	714	$	768
Work-in-process		1,112		1,035
Bauxite and alumina		569		578
Purchased raw materials		572		508
Operating supplies		193		193
	$	3,160	$	3,082