Equity-Based Compensation Information Related to Restricted Stock Units (Tables)

12 Months Ended

Dec. 31, 2011

Information Related to Restricted Stock Units [Abstract]

Information related to RSU's

Information related to RSUs follows:

	2011		2010		2009
Pretax expense for RSUs	$	50	$	39	$	25
After-tax expense for RSUs	32		25		17