Entity tax identification number Entity Tax Identification Number EBP, Employer Contribution, Type [Domain] EBP, Employer Contribution, Type [Domain] EBP, Employer Contribution, Type [Domain] Rollovers from qualified plans EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Maximum Maximum [Member] Forfeited nonvested account, decrease from administrative expense EBP, Forfeited Nonvested Account, Decrease from Administrative Expense Legal Entity [Axis] Legal Entity [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] EBP, Description of Plan [Table] EBP, Description of Plan [Table] Mutual Funds Mutual Fund [Member] Guaranteed Investment Contract EBP, Traditional Guaranteed Investment Contract [Member] Subsequent Event Subsequent Event [Member] December 1 - December 31 EBP, Time Period Three [Member] EBP, Time Period Three Carrying value EBP, Investment Sold, Excluding Plan Interest in Master Trust, Selling Price EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Fully Benefit-Responsive Investment Contract [Table] EBP, Fully Benefit-Responsive Investment Contract [Table] Total deductions EBP, Change in Net Asset Available for Benefit, Decrease Maximum borrowing amount EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount Fair Value Measurement EBP, Investment, Fair Value and NAV [Text Block] Minimum borrowing amount EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount At least 3 Employee Service Period, 3 Years [Member] Employee Service Period, 3 Years True-Up Contribution True-Up Contribution [Member] True-Up Contribution Accrued expenses EBP, Accrued Expense EBP, Fully Benefit-Responsive Investment Contract [Abstract] Investments, at fair value EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value Subsequent Event Type [Domain] Subsequent Event Type [Domain] EBP, Employee Years Of Service [Domain] EBP, Employee Years Of Service [Domain] EBP, Employee Years Of Service [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Investment Contract with Principal Life Insurance Company ("PLIC") EBP, Fully Benefit-Responsive Investment Contract [Text Block] EBP, Investment, Fair Value and NAV [Abstract] Total assets EBP, Asset Assets EBP, Asset [Abstract] Statistical Measurement [Axis] Statistical Measurement [Axis] Additions to assets available for benefits EBP, Change in Net Asset Available for Benefit, Increase [Abstract] EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Statement of Change in Net Asset Available for Benefit [Table] Payment of benefits EBP, Payment to Participant [Policy Text Block] Total liabilities EBP, Liability Amendment Flag Amendment Flag Maximum borrowing term EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term EBP, Note Receivable From Participant, General Loan, Maximum Borrowing Term Basis of Presentation EBP, Basis of Accounting [Policy Text Block] EBP, Schedule of Asset Held for Investment [Table] EBP, Schedule of Asset Held for Investment [Table] Investment, number of shares (in shares) Number of Shares/Units (in shares) EBP, Investment, Number of Shares Immediate interest termination penalty fee, percentage EBP, Investment Contract, Immediate Interest Termination Penalty Fee, Percentage EBP, Investment Contract, Immediate Interest Termination Penalty Fee, Percentage Interest rate EBP, Investment, Interest Rate EBP, Description of Plan and Accounting Change [Abstract] Receivables EBP, Receivable [Abstract] EBP, Investment, Fair Value and NAV EBP, Investment, Fair Value and NAV [Table Text Block] Investments [Domain] Investments [Domain] Deferral rate notification period EBP, Participant Contribution, Automatic, Deferral Rate Notification Period EBP, Participant Contribution, Automatic, Deferral Rate Notification Period Use of estimates EBP, Use of Estimate [Policy Text Block] Pooled separate accounts EBP, Pooled Separate Account [Member] EBP, Related Party and Party-in-Interest [Domain] EBP, Related Party and Party-in-Interest [Domain] At least 4 Employee Service Period, 4 Years [Member] Employee Service Period, 4 Years Schedule H, Line 4i – Schedule of Assets (Held At End of Year) EBP, Schedule of Asset Held for Investment [Text Block] Cover [Abstract] Risks and Uncertainties EBP, Risk and Uncertainty [Text Block] Employer Employer contributions EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash Investment, purchased, number of shares (in shares) EBP, Investment, Purchased, Number of Shares Rollovers Distributions EBP, Rollover Distributions, Policy [Policy Text Block] EBP, Rollover Distributions, Policy EBP, Related Party and Party-in-Interest [Axis] EBP, Related Party and Party-in-Interest [Axis] Minimum Minimum [Member] Dividend, interest and other receivables EBP, Investment Income, Receivable Investment Type [Axis] Investment Type [Axis] Interest income on notes receivable from participants EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant Total contributions EBP, Change in Net Asset Available for Benefit, Increase from Contribution June 1 - November 30 EBP, Time Period Two [Member] EBP, Time Period Two EBP, Employer Contribution, Type [Axis] EBP, Employer Contribution, Type [Axis] EBP, Employer Contribution, Type Participants EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Net appreciation in fair value of investments EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment EBP 053 EBP 053 [Member] EBP 053 Interest and dividends EBP, Change in Net Asset Available for Benefit, Increase from Interest and Dividend Income on Investment EBP, Description of Plan [Line Items] EBP, Description of Plan [Line Items] Plan number EBP, Plan Number EBP, Investment, Fair Value and NAV [Line Items] EBP, Investment, Fair Value and NAV [Line Items] Description of the Plan EBP, Description of Plan [Text Block] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Statement of Net Asset Available for Benefit [Table] Market condition maximum payment and transfer period EBP, Investment Contract, Payment And Transfer Period Based On Market Conditions, Maximum EBP, Investment Contract, Payment And Transfer Period Based On Market Conditions, Maximum EBP, Schedule of Asset Held for Investment [Line Items] EBP, Schedule of Asset Held for Investment [Line Items] Contributions, Rollovers Contributions and Refundable contributions EBP, Contribution [Policy Text Block] Popular, Inc. Common Stock EBP, Employer, Common Stock [Member] At least 2 Employee Service Period, 2 Years [Member] Employee Service Period, 2 Years EBP, Schedule of Asset Held for Investment [Abstract] EBP, Accounting Policy [Table] EBP, Accounting Policy [Table] Net additions to assets available for benefits EBP, Change in Net Asset Available for Benefit, Increase Investment income: EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] Investment, Identifier [Axis] Investment, Identifier [Axis] EBP, Employee Years Of Service [Axis] EBP, Employee Years Of Service [Axis] EBP, Employee Years Of Service Administrative expenses EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense EBP, Asset Held for Investment EBP, Asset Held for Investment Document Information [Line Items] Document Information [Line Items] Payment and transfer period EBP, Investment Contract, Payment And Transfer Period EBP, Investment Contract, Payment And Transfer Period EBP, Risk and Uncertainty [Line Items] EBP, Risk and Uncertainty [Line Items] Vesting percentage EBP, Employer Contribution Vesting Percentage Company contribution and/ or investment earning percentage vesting to the participant in Company Matching Contributions, Fixed Rate Contributions, Discretionary Profit-Sharing Contributions, Qualified Non-Elective Contributions, and Disability Contributions, upon completion of minimum service period or attainment of maximum vesting age EBP, Risk and Uncertainty [Table] EBP, Risk and Uncertainty [Table] Realized gain on investment EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Realized Gain (Loss) on Investment EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Statement of Change in Net Asset Available for Benefit [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] Investment sold, number of shares (in shares) EBP, Investment, Sold, Number of Shares EBP, Fully Benefit-Responsive Investment Contract [Line Items] EBP, Fully Benefit-Responsive Investment Contract [Line Items] Subsequent Event Type [Axis] Subsequent Event Type [Axis] EBP, Tax Status [Table] EBP, Tax Status [Table] Net increase in assets available for benefits EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Related Party Transactions EBP, Related Party and Party-in-Interest Transactions [Text Block] EBP, Related Party and Party-in-Interest Transactions [Abstract] EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] Total receivables EBP, Receivable Employer contributions EBP, Employer Contribution, Receivable Automatic deferral rate EBP, Participant Contribution, Automatic, Deferral Rate Interest termination payment period EBP, Investment Contract, Interest Termination Period EBP, Investment Contract, Interest Termination Period Benefits and withdrawals paid to participants, including rollover distributions EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Current Value EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Current Value Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] EBP, Statement of Net Asset Available for Benefit [Abstract] EBP, Accounting Policy [Line Items] EBP, Accounting Policy [Line Items] Accrued dividend income EBP, Accrued Dividends EBP, Accrued Dividends EBP, Tax Status [Abstract] At least 1 Employee Years Of Service, At Least 12 Months [Member] Employee Years Of Service, At Least 12 Months Fully Benefit-Responsive Investment Contract EBP, Fully Benefit-Responsive Investment Contract [Table Text Block] Plan vesting percentages EBP, Contribution [Table Text Block] January 1 - May 31 EBP, Time Period One [Member] EBP, Time Period One EBP, Time Period [Domain] EBP, Time Period [Domain] EBP, Time Period [Domain] Administrative Expenses EBP, Expense [Policy Text Block] Participant loans EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution Investment Valuation and Income Recognition EBP, Investment [Policy Text Block] Participant contributions EBP, Participant Contribution, Receivable Document Type Document Type EBP, Other Related Party and Party-in-Interest EBP, Other Related Party and Party-in-Interest [Member] Entity Central Index Key Entity Central Index Key Participant loan, interest rate EBP, Asset Held for Investment, Participant Loan, Interest Rate Participant compensation matched, minimum service period EBP, Requisite Service Period EBP, Requisite Service Period Collective Investment Trust Common Collective Trust [Member] EBP, Risk and Uncertainty [Abstract] EBP, Tax Status [Line Items] EBP, Tax Status [Line Items] EBP, Subsequent Event [Table] EBP, Subsequent Event [Table] Deductions from assets attributed to EBP, Change in Net Asset Available for Benefit, Decrease [Abstract] Accrued expenses used to cover true-up contributions EBP, Forfeited Nonvested Account, Decrease from Employer Contribution Notes receivable from participants EBP, Note Receivable from Participant Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Summary of Significant Accounting Policies EBP, Summary of Accounting Policy [Text Block] Entity Registrant Name Entity Registrant Name Acquisition price EBP, Investment Acquired, Excluding Plan Interest in Master Trust, Cost EBP, Subsequent Event [Abstract] Liabilities EBP, Liability [Abstract] Subsequent Events EBP, Subsequent Event [Text Block] Redistribution period EBP, Forfeited Nonvested Account, Redistribution Period EBP, Forfeited Nonvested Account, Redistribution Period Tax Status EBP, Tax Status [Text Block] Maximum borrowing amount to vested portion of participants equity, percentage EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage Discretionary Profit Sharing Contribution EBP, Discretionary Profit Sharing Contribution [Member] EBP, Discretionary Profit Sharing Contribution EBP, Subsequent Event [Line Items] EBP, Subsequent Event [Line Items] EBP, Time Period [Axis] EBP, Time Period [Axis] EBP, Time Period Document Information [Table] Document Information [Table] Notes receivable from participants EBP, Note Receivable from Participant [Policy Text Block] Automatic deferral rate, annual increase EBP, Participant Contribution, Automatic, Annual Increase Rate Annual increase in percentage of eligible compensation contributed for participant automatically enrolled in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) until the contribution reaches maximum threshold. Total investment income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment EBP, Related Party and Party-in-Interest Transactions [Line Items] EBP, Related Party and Party-in-Interest Transactions [Line Items] Level 3 Fair Value, Inputs, Level 3 [Member] Net assets available for benefits Beginning of year End of year EBP, Net Asset Available for Benefit Entity [Domain] Entity [Domain] Contributions EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] Annuity contract with insurance company, at contract value EBP, Investment, Excluding Plan Interest in Master Trust, Contract Value Forfeited nonvested account EBP, Forfeited Nonvested Account Matching percentage EBP, Employer Contribution, Matching Percentage 5 or more Employee Service Period, 5 Years Or More [Member] Employee Service Period, 5 Years Or More Measured at NAV Fair Value Measured at Net Asset Value Per Share [Member] Election option for deferral rate EBP, Participant Contribution, Automatic, Election Option, Deferral Rate EBP, Participant Contribution, Automatic, Election Option, Deferral Rate EBP, Investment, Fair Value and NAV [Table] EBP, Investment, Fair Value and NAV [Table] Total investment income and interest from notes receivable from participants EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment And Increase from Interest Income on Note Receivable EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment And Increase from Interest Income on Note Receivable EBP, Statement of Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Line Items]