XML 12 R1.htm IDEA: XBRL DOCUMENT v3.21.2
Document and Entity Information - shares
 9 Months Ended
Sep. 30, 2021
Oct. 31, 2021
Entity Listings [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2021  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q3  
Entity Registrant Name OFG Bancorp  
Entity Central Index Key 0001030469  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock Shares Outstanding   49,847,438
Entity Shell Company false  
Entity Small Business false  
Entity Emerging Growth Company false  
Security 12b Title Common shares, par value $1.00 per share  
Trading Symbol OFG  
Security Exchange Name NYSE  
Entity File Number 001-12647  
Entity Incorporation State Country Code PR  
Entity Tax Identification Number 66-0538893  
Entity Address Address Line 1 254 Muñoz Rivera Avenue  
Entity Address City Or Town San Juan  
Entity Address Country PR  
Entity Address Postal Zip Code 00918  
City Area Code (787)  
Local Phone Number 771-6800  
Document Quarterly Report true  
Document Transition Report false