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Document - USD ($)
 12 Months Ended
Dec. 31, 2022
Feb. 08, 2023
Jun. 30, 2022
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2022    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 1-7945    
Entity Registrant Name DELUXE CORPORATION    
Entity Central Index Key 0000027996    
Document Fiscal Year Focus 2022    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Incorporation, State or Country Code MN    
Entity Tax Identification Number 41-0216800    
Entity Address, Address Line One 801 S. Marquette Ave.    
Entity Address, City or Town Minneapolis    
Entity Address, State or Province MN    
Entity Address, Postal Zip Code 55402-2807    
City Area Code 651    
Local Phone Number 483-7111    
Title of 12(b) Security Common Stock, par value $1.00 per share    
Trading Symbol DLX    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
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    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 924,918,940
Common Stock, Shares Outstanding   43,266,924  
Documents Incorporated by Reference Portions of our definitive proxy statement to be filed within 120 days after our fiscal year-end are incorporated by reference in Part III.    
Auditor Name PricewaterhouseCoopers LLP    
Auditor Location Minneapolis, Minnesota    
Auditor Firm ID 238