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Cover Page - shares
 3 Months Ended
Sep. 30, 2025
Oct. 27, 2025
Cover [Abstract]    
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 000-51539  
Entity registrant name Cimpress plc  
Entity Incorporation, State or Country Code L2  
Entity Tax Identification Number 98-0417483  
Entity Address, Address Line One First Floor Building 3  
Entity Address, Address Line Two Finnabair Business and Technology Park  
Entity Address, Postal Zip Code A91 XR61  
Entity Address, City or Town Dundalk, Co. Louth  
Entity Address, Country IE  
City Area Code 353  
Local Phone Number 42 938 8500  
Title of 12(b) Security Ordinary Shares, nominal value of €0.01 per share  
Trading Symbol CMPR  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity filer category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity common stock, shares outstanding   24,671,784
Document Information [Line Items]    
Document period end date Sep. 30, 2025  
Entity central index key 0001262976  
Amendment flag false  
Document Type 10-Q  
Document fiscal year focus 2026  
Document fiscal period focus Q1  
Current fiscal year end date --06-30