v3.10.0.1
Document And Entity Information - shares
3 Months Ended
Dec. 28, 2018
Jan. 30, 2019
Document and Entity Information [Abstract]    
Entity Registrant Name Skyworks Solutions, Inc.  
Entity Central Index Key 0000004127  
Document Type 10-Q  
Document Period End Date Dec. 28, 2018  
Amendment Flag false  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q1  
Current Fiscal Year End Date --09-27  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   174,064,672