Allowance for credit losses - Amortized cost basis of the loans modified to borrowers experiencing financial difficulties (Details) - USD ($)
|
3 Months Ended |
Mar. 31, 2026 |
Mar. 31, 2025 |
| Interest Rate Reduction |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 1,413,000
|
$ 2,727,000
|
| % of total class of Financing Receivables |
0.00%
|
0.01%
|
| Interest Rate Reduction | Mortgages |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 74,000
|
|
| % of total class of Financing Receivables |
0.00%
|
|
| Interest Rate Reduction | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 743,000
|
$ 1,272,000
|
| % of total class of Financing Receivables |
0.01%
|
0.02%
|
| Interest Rate Reduction | Consumer | Credit card |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 79,000
|
$ 235,000
|
| % of total class of Financing Receivables |
0.01%
|
0.02%
|
| Interest Rate Reduction | Consumer | Personal loans |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 517,000
|
$ 1,215,000
|
| % of total class of Financing Receivables |
0.03%
|
0.07%
|
| Interest Rate Reduction | Consumer | Other |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
|
$ 5,000
|
| % of total class of Financing Receivables |
|
0.00%
|
| Interest Rate Reduction | Puerto Rico |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 1,413,000
|
$ 2,727,000
|
| % of total class of Financing Receivables |
0.01%
|
0.01%
|
| Interest Rate Reduction | Puerto Rico | Mortgages |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 74,000
|
|
| % of total class of Financing Receivables |
0.00%
|
|
| Interest Rate Reduction | Puerto Rico | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 743,000
|
$ 1,272,000
|
| % of total class of Financing Receivables |
0.01%
|
0.02%
|
| Interest Rate Reduction | Puerto Rico | Consumer | Credit card |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 79,000
|
$ 235,000
|
| % of total class of Financing Receivables |
0.01%
|
0.02%
|
| Interest Rate Reduction | Puerto Rico | Consumer | Personal loans |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 517,000
|
$ 1,215,000
|
| % of total class of Financing Receivables |
0.03%
|
0.07%
|
| Interest Rate Reduction | Puerto Rico | Consumer | Other |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
|
$ 5,000
|
| % of total class of Financing Receivables |
|
0.00%
|
| Interest Rate Reduction | Popular U.S. |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Interest Rate Reduction | Popular U.S. | Mortgages |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
|
| % of total class of Financing Receivables |
0.00%
|
|
| Interest Rate Reduction | Popular U.S. | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Interest Rate Reduction | Popular U.S. | Consumer | Credit card |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Interest Rate Reduction | Popular U.S. | Consumer | Personal loans |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Interest Rate Reduction | Popular U.S. | Consumer | Other |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
|
$ 0
|
| % of total class of Financing Receivables |
|
0.00%
|
| Term extension |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 65,892,000
|
$ 21,141,000
|
| % of total class of Financing Receivables |
0.17%
|
0.06%
|
| Term extension | Mortgages |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 6,309,000
|
$ 9,971,000
|
| % of total class of Financing Receivables |
0.07%
|
0.12%
|
| Term extension | Commercial | CRE non-owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 1,856,000
|
$ 1,005,000
|
| % of total class of Financing Receivables |
0.03%
|
0.02%
|
| Term extension | Commercial | CRE owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 1,321,000
|
$ 512,000
|
| % of total class of Financing Receivables |
0.04%
|
0.02%
|
| Term extension | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 56,240,000
|
$ 9,372,000
|
| % of total class of Financing Receivables |
0.66%
|
0.12%
|
| Term extension | Consumer | Personal loans |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 115,000
|
$ 241,000
|
| % of total class of Financing Receivables |
0.01%
|
0.01%
|
| Term extension | Consumer | Auto Loan |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 51,000
|
$ 40,000
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Term extension | Puerto Rico |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 65,881,000
|
$ 21,139,000
|
| % of total class of Financing Receivables |
0.24%
|
0.08%
|
| Term extension | Puerto Rico | Mortgages |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 6,309,000
|
$ 9,971,000
|
| % of total class of Financing Receivables |
0.08%
|
0.14%
|
| Term extension | Puerto Rico | Commercial | CRE non-owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 1,856,000
|
$ 1,005,000
|
| % of total class of Financing Receivables |
0.05%
|
0.03%
|
| Term extension | Puerto Rico | Commercial | CRE owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 1,321,000
|
$ 512,000
|
| % of total class of Financing Receivables |
0.12%
|
0.04%
|
| Term extension | Puerto Rico | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 56,240,000
|
$ 9,372,000
|
| % of total class of Financing Receivables |
0.95%
|
0.18%
|
| Term extension | Puerto Rico | Consumer | Personal loans |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 104,000
|
$ 239,000
|
| % of total class of Financing Receivables |
0.01%
|
0.01%
|
| Term extension | Puerto Rico | Consumer | Auto Loan |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 51,000
|
$ 40,000
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Term extension | Popular U.S. |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 11,000
|
$ 2,000
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Term extension | Popular U.S. | Mortgages |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Term extension | Popular U.S. | Commercial | CRE non-owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Term extension | Popular U.S. | Commercial | CRE owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Term extension | Popular U.S. | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Term extension | Popular U.S. | Consumer | Personal loans |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 11,000
|
$ 2,000
|
| % of total class of Financing Receivables |
0.02%
|
0.00%
|
| Term extension | Popular U.S. | Consumer | Auto Loan |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Other-Than-Insignificant Payment Delays |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 173,242,000
|
$ 125,669,000
|
| % of total class of Financing Receivables |
0.44%
|
0.34%
|
| Other-Than-Insignificant Payment Delays | Commercial | CRE non-owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
|
$ 4,454,000
|
| % of total class of Financing Receivables |
|
0.08%
|
| Other-Than-Insignificant Payment Delays | Commercial | CRE owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 17,425,000
|
$ 24,686,000
|
| % of total class of Financing Receivables |
0.54%
|
0.83%
|
| Other-Than-Insignificant Payment Delays | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 155,817,000
|
$ 96,529,000
|
| % of total class of Financing Receivables |
1.82%
|
1.25%
|
| Other-Than-Insignificant Payment Delays | Puerto Rico |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 173,242,000
|
$ 125,669,000
|
| % of total class of Financing Receivables |
0.63%
|
0.48%
|
| Other-Than-Insignificant Payment Delays | Puerto Rico | Commercial | CRE non-owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
|
$ 4,454,000
|
| % of total class of Financing Receivables |
|
0.13%
|
| Other-Than-Insignificant Payment Delays | Puerto Rico | Commercial | CRE owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 17,425,000
|
$ 24,686,000
|
| % of total class of Financing Receivables |
1.52%
|
2.05%
|
| Other-Than-Insignificant Payment Delays | Puerto Rico | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 155,817,000
|
$ 96,529,000
|
| % of total class of Financing Receivables |
2.62%
|
1.84%
|
| Other-Than-Insignificant Payment Delays | Popular U.S. |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Other-Than-Insignificant Payment Delays | Popular U.S. | Commercial | CRE non-owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
|
$ 0
|
| % of total class of Financing Receivables |
|
0.00%
|
| Other-Than-Insignificant Payment Delays | Popular U.S. | Commercial | CRE owner occupied |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Other-Than-Insignificant Payment Delays | Popular U.S. | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Combination - Term Extension and Interest Rate Reduction |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 5,238,000
|
$ 6,384,000
|
| % of total class of Financing Receivables |
0.01%
|
0.02%
|
| Combination - Term Extension and Interest Rate Reduction | Mortgages |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 2,195,000
|
$ 3,132,000
|
| % of total class of Financing Receivables |
0.03%
|
0.04%
|
| Combination - Term Extension and Interest Rate Reduction | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 109,000
|
|
| % of total class of Financing Receivables |
0.00%
|
|
| Combination - Term Extension and Interest Rate Reduction | Consumer | Personal loans |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 2,838,000
|
$ 3,252,000
|
| % of total class of Financing Receivables |
0.15%
|
0.18%
|
| Combination - Term Extension and Interest Rate Reduction | Consumer | Auto Loan |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 96,000
|
|
| % of total class of Financing Receivables |
0.00%
|
|
| Combination - Term Extension and Interest Rate Reduction | Puerto Rico |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 5,238,000
|
$ 6,341,000
|
| % of total class of Financing Receivables |
0.02%
|
0.02%
|
| Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Mortgages |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 2,195,000
|
$ 3,132,000
|
| % of total class of Financing Receivables |
0.03%
|
0.05%
|
| Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 109,000
|
|
| % of total class of Financing Receivables |
0.00%
|
|
| Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Consumer | Personal loans |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 2,838,000
|
$ 3,209,000
|
| % of total class of Financing Receivables |
0.15%
|
0.18%
|
| Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Consumer | Auto Loan |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 96,000
|
|
| % of total class of Financing Receivables |
0.00%
|
|
| Combination - Term Extension and Interest Rate Reduction | Popular U.S. |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 43,000
|
| % of total class of Financing Receivables |
0.00%
|
0.05%
|
| Combination - Term Extension and Interest Rate Reduction | Popular U.S. | Mortgages |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Combination - Term Extension and Interest Rate Reduction | Popular U.S. | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
|
| % of total class of Financing Receivables |
0.00%
|
|
| Combination - Term Extension and Interest Rate Reduction | Popular U.S. | Consumer | Personal loans |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 43,000
|
| % of total class of Financing Receivables |
0.00%
|
0.05%
|
| Combination - Term Extension and Interest Rate Reduction | Popular U.S. | Consumer | Auto Loan |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
|
| % of total class of Financing Receivables |
0.00%
|
|
| Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 2,635,000
|
$ 3,318,000
|
| % of total class of Financing Receivables |
0.01%
|
0.01%
|
| Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 188,000
|
$ 567,000
|
| % of total class of Financing Receivables |
0.00%
|
0.01%
|
| Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Consumer | Credit card |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 2,447,000
|
$ 2,751,000
|
| % of total class of Financing Receivables |
0.20%
|
0.23%
|
| Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Puerto Rico |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 2,635,000
|
$ 3,318,000
|
| % of total class of Financing Receivables |
0.01%
|
0.01%
|
| Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Puerto Rico | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 188,000
|
$ 567,000
|
| % of total class of Financing Receivables |
0.00%
|
0.01%
|
| Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Puerto Rico | Consumer | Credit card |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 2,447,000
|
$ 2,751,000
|
| % of total class of Financing Receivables |
0.20%
|
0.23%
|
| Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Popular U.S. |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Popular U.S. | Commercial | Commercial and industrial |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|
| Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Popular U.S. | Consumer | Credit card |
|
|
| Financing Receivable, Modifications [Line Items] |
|
|
| Amortized Cost Basis |
$ 0
|
$ 0
|
| % of total class of Financing Receivables |
0.00%
|
0.00%
|