v3.25.2
Document and Entity Information - shares
 6 Months Ended
Jun. 30, 2025
Jul. 30, 2025
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2025  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Trading Symbol DAY  
Title of 12(b) Security Common stock, $0.01 par value  
Security Exchange Name NYSE  
Entity Registrant Name Dayforce, Inc.  
Entity Central Index Key 0001725057  
Entity Current Reporting Status Yes  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Shell Company false  
Entity Interactive Data Current Yes  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 001-38467  
Entity Incorporation State Country Code DE  
Entity Tax Identification Number 46-3231686  
Entity Address Address Line1 3311 East Old Shakopee Road  
Entity Address City Or Town Minneapolis  
Entity Address State Or Province MN  
Entity Address Postal Zip Code 55425  
City Area Code 952  
Local Phone Number 853-8100  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   159,692,530