v2.4.0.6
Acquisitions and Divestments - Additional Information (Detail) (USD $)
In Millions, except Share data, unless otherwise specified
12 Months Ended 1 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended
Dec. 31, 2012
Dec. 31, 2010
Digital Television and Set Top Box [Member]
Jul. 04, 2011
Sound Solutions business [Member]
Jul. 19, 2012
High Speed Data Converter Business [Member]
Dec. 14, 2010
NuTune [Member]
Jul. 26, 2010
Jennic Ltd. [Member]
Apr. 12, 2012
Catena Group [Member]
Dec. 31, 2012
Catena Group [Member]
Feb. 08, 2010
Trident Microsystems, Inc., [Member]
Dec. 31, 2010
Trident Microsystems, Inc., [Member]
Business Acquisition And Divestiture [Line Items]                    
Purchase price consideration           $ 8 $ 20      
Purchase price, treasury shares 3,032,838           599,000      
Purchase price, shares value 15           14      
Purchase price allocation to goodwill             11      
Other intangible assets, amortization period 6 years             5 years    
Purchase price allocation to other intangible assets             9      
Purchase price allocation to assets acquired             7      
Purchase price allocation to liabilities assumed             7      
Gain (loss) on sale of business   (26)   19            
Proceeds from sale of business     855 31            
Joint venture holding percentage sold         55.00%          
Ownership percentage acquired           100.00%        
Additional contingent consideration for acquisition           8        
Purchase price, cash paid                   54
Purchase price, cash paid subsequent to closing date                   7
Shareholding percentage                 60.00%  
Shareholding value                 $ 177