XML 27 R1.htm IDEA: XBRL DOCUMENT v3.20.1
Cover Page - shares
 9 Months Ended
Mar. 31, 2020
May 07, 2020
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2020  
Document Transition Report false  
Entity File Number 001-36786  
Entity Registrant Name AMCOR PLC  
Entity Incorporation, State or Country Code Y9  
Entity Tax Identification Number 98-1455367  
Entity Address, Address Line One 83 Tower Road North  
Entity Address, City or Town Warmley, Bristol  
Entity Address, Postal Zip Code BS30 8XP  
Entity Address, Country GB  
Country Region 44  
City Area Code 117  
Local Phone Number 9753200  
Title of 12(b) Security Ordinary Shares, Par Value $0.01 Per Share  
Trading Symbol AMCR  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   1,574,437,347
Entity Central Index Key 0001748790  
Current Fiscal Year End Date --06-30  
Document Fiscal Year Focus 2020  
Document Fiscal Period Focus Q3  
Amendment Flag false