v2.4.0.6
Document and Entity Information
9 Months Ended
Jun. 25, 2010
Jul. 15, 2010
Class A Common Stock
Jul. 15, 2010
Class B common stock
Document Type 10-Q    
Amendment Flag false    
Document Period End Date Jun. 25, 2010    
Document Fiscal Year Focus 2010    
Document Fiscal Period Focus Q3    
Trading Symbol DLB    
Entity Registrant Name Dolby Laboratories, Inc.    
Entity Central Index Key 0001308547    
Current Fiscal Year End Date --09-24    
Entity Filer Category Large Accelerated Filer    
Entity Common Stock, Shares Outstanding   53,138,401 59,590,126