v2.4.0.8
Contingencies - Additional Information (Detail) (USD $)
1 Months Ended
Jun. 30, 2014
Antitrust, Unfair Competition, And Overcharge Class Actions
United States
Jun. 30, 2014
Contingencies Disclosed in Contingencies Note
Sep. 30, 2013
Patent And Intellectual Property Claims
US State District Court
Microsoft, Plaintiff
Loss Contingencies [Line Items]      
Accrual for loss contingency, ending balance $ 400,000,000    
Damages awarded value     14,500,000
Accrual for disclosed loss contingencies, current, ending balance   780,000,000  
Accrual for disclosed loss contingencies, noncurrent, ending balance   81,000,000  
Amount not accrued for estimated maximum losses for disclosed loss contingencies   $ 2,000,000,000