Income Taxes (Tables)

6 Months Ended

Jun. 30, 2012

Income Taxes [Abstract]

Provision For Income Taxes And Effective Income Tax Rates

	Three months ended June 30,				Six months ended June 30,
	2012		2011		2012		2011
Provision for income taxes	$	(93)	$	(123)	$	(204)	$	(237)
Effective tax rate		16.8%		14.0%		18.1%		13.6%