Supplemental Financial Information (Details 10) (USD $) In Millions	6 Months Ended
	Jun. 30, 2011
Income from the Qualcomm Agreement
Income from Qualcomm Agreement for 2011	$ 103
Income from Qualcomm Agreement for 2012	186
Income from Qualcomm Agreement for 2013	87
Income from Qualcomm Agreement for Thereafter	0
Income from the Qualcomm Agreement	$ 376