Document and Entity Information Document - shares
6 Months Ended
May 06, 2018
Jun. 01, 2018
Document and Entity Section Information [Abstract]    
Entity Registrant Name Broadcom Inc.  
Entity Central Index Key 0001730168  
Current Fiscal Year End Date --11-04  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date May 06, 2018  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q2  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   431,680,880