Quarterly report pursuant to Section 13 or 15(d)

Basis Of Presentation (Narrative) (Details)

v2.3.0.15
Basis Of Presentation (Narrative) (Details) (TruePosition [Member], USD $)
In Millions
3 Months Ended
Mar. 31, 2011
TruePosition [Member]
 
Revenue recognized $ 538
Deferred costs $ 167