Inventories (Tables)

6 Months Ended

Jun. 30, 2012

Inventories

Major classes of inventory

	June 30,		December 31,		June 30,
	2012		2011		2011
Finished goods	$	1,054	$	891	$	936
Raw materials	124		123		124
Operating supplies	45		47		54
	$	1,223	$	1,061	$	1,114