XML 120 R1.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Dec. 28, 2019
Feb. 17, 2020
Jun. 29, 2019
Document And Entity Information [Abstract]      
Entity Registrant Name Gates Industrial Corp plc    
Entity Central Index Key 0001718512    
Current Fiscal Year End Date --12-28    
Entity Filer Category Accelerated Filer    
Document Type 10-K    
Document Period End Date Dec. 28, 2019    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus Q4    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   290,465,572  
Entity Current Reporting Status Yes    
Entity Public Float     $ 526.2
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Shell Company false    
Entity Emerging Growth Company false    
Entity Small Business false