v3.26.1
Cover Page - shares
6 Months Ended
Jun. 30, 2026
Aug. 05, 2026
Entity Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2026  
Document Transition Report false  
Entity File Number 001-34084  
Entity Registrant Name POPULAR, INC.  
Entity Incorporation, State or Country Code PR  
Entity Tax Identification Number 66-0667416  
Entity Address, Address Line One Popular Center Building  
Entity Address, Address Line Two 209 Muñoz Rivera Avenue  
Entity Address, City or Town Hato Rey  
Entity Address, Country PR  
Entity Address, Postal Zip Code 00918  
City Area Code 787  
Local Phone Number 765-9800  
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   63,778,501
Entity Central Index Key 0000763901  
Current Fiscal Year End Date --12-31  
Amendment Flag false  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q2  
Common stock    
Entity Information [Line Items]    
Title of 12(b) Security Common Stock ($0.01 par value)  
Trading Symbol BPOP  
Security Exchange Name NASDAQ  
Cumulative Preferred Stock 6.125%    
Entity Information [Line Items]    
Title of 12(b) Security 6.125% Cumulative Monthly Income Trust Preferred Securities  
Trading Symbol BPOPM  
Security Exchange Name NASDAQ