Allowance for credit losses - Amortized cost basis of the loans modified to borrowers experiencing financial difficulties (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 1,883	$ 142,327	$ 5,591	$ 143,263
% of total class of Financing Receivables	0.01%	0.42%	0.02%	0.42%
Interest Rate Reduction | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis		$ 76	$ 42	$ 302
% of total class of Financing Receivables		0.00%	0.00%	0.00%
Interest Rate Reduction | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 147	$ 141,807	$ 175	$ 141,807
% of total class of Financing Receivables	0.00%	4.66%	0.01%	4.66%
Interest Rate Reduction | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 693	$ 43	$ 2,756	$ 43
% of total class of Financing Receivables	0.01%	0.00%	0.04%	0.00%
Interest Rate Reduction | Consumer | Credit card
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 213	$ 154	$ 721	$ 565
% of total class of Financing Receivables	0.02%	0.01%	0.06%	0.05%
Interest Rate Reduction | Consumer | Personal loans
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 830	$ 247	$ 1,873	$ 543
% of total class of Financing Receivables	0.04%	0.01%	0.10%	0.03%
Interest Rate Reduction | Consumer | Other
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis			$ 24	$ 3
% of total class of Financing Receivables			0.01%	0.00%
Interest Rate Reduction | Puerto Rico
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 1,883	$ 142,327	$ 5,591	$ 143,260
% of total class of Financing Receivables	0.01%	0.60%	0.02%	0.60%
Interest Rate Reduction | Puerto Rico | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis		$ 76	$ 42	$ 302
% of total class of Financing Receivables		0.00%	0.00%	0.00%
Interest Rate Reduction | Puerto Rico | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 147	$ 141,807	$ 175	$ 141,807
% of total class of Financing Receivables	0.01%	10.07%	0.01%	10.07%
Interest Rate Reduction | Puerto Rico | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 693	$ 43	$ 2,756	$ 43
% of total class of Financing Receivables	0.01%	0.00%	0.05%	0.00%
Interest Rate Reduction | Puerto Rico | Consumer | Credit card
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 213	$ 154	$ 721	$ 565
% of total class of Financing Receivables	0.02%	0.01%	0.06%	0.05%
Interest Rate Reduction | Puerto Rico | Consumer | Personal loans
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 830	$ 247	$ 1,873	$ 540
% of total class of Financing Receivables	0.05%	0.01%	0.11%	0.03%
Interest Rate Reduction | Puerto Rico | Consumer | Other
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis			$ 24	$ 3
% of total class of Financing Receivables			0.02%	0.00%
Interest Rate Reduction | Popular U.S.
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 3
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Interest Rate Reduction | Popular U.S. | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis		$ 0	$ 0	$ 0
% of total class of Financing Receivables		0.00%	0.00%	0.00%
Interest Rate Reduction | Popular U.S. | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Interest Rate Reduction | Popular U.S. | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Interest Rate Reduction | Popular U.S. | Consumer | Credit card
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Interest Rate Reduction | Popular U.S. | Consumer | Personal loans
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 3
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Interest Rate Reduction | Popular U.S. | Consumer | Other
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis			$ 0	$ 0
% of total class of Financing Receivables			0.00%	0.00%
Term extension
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 58,603	$ 56,921	$ 151,659	$ 157,752
% of total class of Financing Receivables	0.16%	0.17%	0.42%	0.46%
Term extension | Construction
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 768		$ 768	$ 7,478
% of total class of Financing Receivables	0.07%		0.07%	0.81%
Term extension | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 12,279	$ 17,990	$ 42,724	$ 47,339
% of total class of Financing Receivables	0.15%	0.24%	0.53%	0.62%
Term extension | Commercial | Commercial multi-family
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 10,570		$ 10,570
% of total class of Financing Receivables	0.44%		0.44%
Term extension | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 13,108	$ 8,760	$ 55,655	$ 33,059
% of total class of Financing Receivables	0.25%	0.17%	1.07%	0.66%
Term extension | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 764	$ 13,514	$ 17,515	$ 30,802
% of total class of Financing Receivables	0.02%	0.44%	0.57%	1.01%
Term extension | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 20,966	$ 16,535	$ 23,837	$ 38,713
% of total class of Financing Receivables	0.28%	0.25%	0.32%	0.59%
Term extension | Consumer | Personal loans
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 148	$ 122	$ 537	$ 325
% of total class of Financing Receivables	0.01%	0.01%	0.03%	0.02%
Term extension | Consumer | Auto Loan
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis			$ 53	$ 36
% of total class of Financing Receivables			0.00%	0.00%
Term extension | Puerto Rico
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 47,604	$ 45,141	$ 133,981	$ 120,382
% of total class of Financing Receivables	0.19%	0.19%	0.52%	0.51%
Term extension | Puerto Rico | Construction
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 768		$ 768	$ 2,169
% of total class of Financing Receivables	0.40%		0.40%	1.27%
Term extension | Puerto Rico | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 11,850	$ 17,057	$ 41,649	$ 41,916
% of total class of Financing Receivables	0.18%	0.27%	0.62%	0.67%
Term extension | Puerto Rico | Commercial | Commercial multi-family
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0		$ 0
% of total class of Financing Receivables	0.00%		0.00%
Term extension | Puerto Rico | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 13,108	$ 8,760	$ 55,655	$ 33,059
% of total class of Financing Receivables	0.42%	0.30%	1.77%	1.12%
Term extension | Puerto Rico | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 764	$ 2,667	$ 11,482	$ 4,293
% of total class of Financing Receivables	0.05%	0.19%	0.82%	0.30%
Term extension | Puerto Rico | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 20,966	$ 16,535	$ 23,837	$ 38,713
% of total class of Financing Receivables	0.41%	0.38%	0.46%	0.89%
Term extension | Puerto Rico | Consumer | Personal loans
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 148	$ 122	$ 537	$ 196
% of total class of Financing Receivables	0.01%	0.01%	0.03%	0.01%
Term extension | Puerto Rico | Consumer | Auto Loan
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis			$ 53	$ 36
% of total class of Financing Receivables			0.00%	0.00%
Term extension | Popular U.S.
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 10,999	$ 11,780	$ 17,678	$ 37,370
% of total class of Financing Receivables	0.11%	0.11%	0.17%	0.36%
Term extension | Popular U.S. | Construction
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0		$ 0	$ 5,309
% of total class of Financing Receivables	0.00%		0.00%	0.71%
Term extension | Popular U.S. | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 429	$ 933	$ 1,075	$ 5,423
% of total class of Financing Receivables	0.03%	0.07%	0.08%	0.42%
Term extension | Popular U.S. | Commercial | Commercial multi-family
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 10,570		$ 10,570
% of total class of Financing Receivables	0.50%		0.50%
Term extension | Popular U.S. | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Term extension | Popular U.S. | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 10,847	$ 6,033	$ 26,509
% of total class of Financing Receivables	0.00%	0.66%	0.36%	1.62%
Term extension | Popular U.S. | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Term extension | Popular U.S. | Consumer | Personal loans
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 129
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.07%
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%
Principal Forgiveness
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 18
% of total class of Financing Receivables				0.00%
Principal Forgiveness | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 18
% of total class of Financing Receivables				0.00%
Principal Forgiveness | Puerto Rico
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 18
% of total class of Financing Receivables				0.00%
Principal Forgiveness | Puerto Rico | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 18
% of total class of Financing Receivables				0.00%
Principal Forgiveness | Popular U.S.
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 0
% of total class of Financing Receivables				0.00%
Principal Forgiveness | Popular U.S. | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 0
% of total class of Financing Receivables				0.00%
Other-Than-Insignificant Payment Delays
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 77,004	$ 12,267	$ 96,093	$ 33,774
% of total class of Financing Receivables	0.21%	0.04%	0.27%	0.10%
Other-Than-Insignificant Payment Delays | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis			$ 127	$ 137
% of total class of Financing Receivables			0.00%	0.00%
Other-Than-Insignificant Payment Delays | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 139		$ 139	$ 1,736
% of total class of Financing Receivables	0.00%		0.00%	0.03%
Other-Than-Insignificant Payment Delays | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 4,993	$ 8,980	$ 20,591	$ 26,389
% of total class of Financing Receivables	0.16%	0.29%	0.67%	0.87%
Other-Than-Insignificant Payment Delays | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 71,867	$ 3,287	$ 75,231	$ 5,481
% of total class of Financing Receivables	0.97%	0.05%	1.02%	0.08%
Other-Than-Insignificant Payment Delays | Consumer | Credit card
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 5		$ 5
% of total class of Financing Receivables	0.00%		0.00%
Other-Than-Insignificant Payment Delays | Consumer | Other
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 31
% of total class of Financing Receivables				0.02%
Other-Than-Insignificant Payment Delays | Puerto Rico
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 77,004	$ 12,267	$ 96,093	$ 19,390
% of total class of Financing Receivables	0.30%	0.05%	0.37%	0.08%
Other-Than-Insignificant Payment Delays | Puerto Rico | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis			$ 127	$ 137
% of total class of Financing Receivables			0.00%	0.00%
Other-Than-Insignificant Payment Delays | Puerto Rico | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 139		$ 139	$ 1,736
% of total class of Financing Receivables	0.00%		0.00%	0.06%
Other-Than-Insignificant Payment Delays | Puerto Rico | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 4,993	$ 8,980	$ 20,591	$ 12,833
% of total class of Financing Receivables	0.36%	0.64%	1.47%	0.91%
Other-Than-Insignificant Payment Delays | Puerto Rico | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 71,867	$ 3,287	$ 75,231	$ 4,653
% of total class of Financing Receivables	1.39%	0.08%	1.45%	0.11%
Other-Than-Insignificant Payment Delays | Puerto Rico | Consumer | Credit card
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 5		$ 5
% of total class of Financing Receivables	0.00%		0.00%
Other-Than-Insignificant Payment Delays | Puerto Rico | Consumer | Other
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 31
% of total class of Financing Receivables				0.02%
Other-Than-Insignificant Payment Delays | Popular U.S.
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 14,384
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.14%
Other-Than-Insignificant Payment Delays | Popular U.S. | Mortgages
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		$ 0	$ 0
% of total class of Financing Receivables	0.00%		0.00%	0.00%
Other-Than-Insignificant Payment Delays | Popular U.S. | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 13,556
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.83%
Other-Than-Insignificant Payment Delays | Popular U.S. | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 828
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.04%
Other-Than-Insignificant Payment Delays | 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%
Other-Than-Insignificant Payment Delays | Popular U.S. | Consumer | Other
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 0
% of total class of Financing Receivables				0.00%
Combination - Term Extension and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 7,608	$ 42,463	$ 21,244	$ 65,335
% of total class of Financing Receivables	0.02%	0.12%	0.06%	0.19%
Combination - Term Extension and Interest Rate Reduction | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 4,728	$ 7,691	$ 13,471	$ 29,451
% of total class of Financing Receivables	0.06%	0.10%	0.17%	0.39%
Combination - Term Extension and Interest Rate Reduction | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis		$ 18,705	$ 889	$ 18,705
% of total class of Financing Receivables		0.37%	0.02%	0.37%
Combination - Term Extension and Interest Rate Reduction | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 202	$ 14,683	$ 202	$ 14,784
% of total class of Financing Receivables	0.01%	0.48%	0.01%	0.49%
Combination - Term Extension and Interest Rate Reduction | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 44	$ 558	$ 615	$ 614
% of total class of Financing Receivables	0.00%	0.01%	0.01%	0.01%
Combination - Term Extension and Interest Rate Reduction | Consumer | Personal loans
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 2,634	$ 826	$ 6,067	$ 1,754
% of total class of Financing Receivables	0.14%	0.04%	0.32%	0.09%
Combination - Term Extension and Interest Rate Reduction | Consumer | Auto Loan
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 27
% 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	$ 7,543	$ 42,452	$ 20,865	$ 64,885
% of total class of Financing Receivables	0.03%	0.18%	0.08%	0.27%
Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 4,728	$ 7,691	$ 13,404	$ 29,044
% of total class of Financing Receivables	0.07%	0.12%	0.20%	0.46%
Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis		$ 18,705	$ 889	$ 18,705
% of total class of Financing Receivables		0.63%	0.03%	0.63%
Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 202	$ 14,683	$ 202	$ 14,784
% of total class of Financing Receivables	0.01%	1.04%	0.01%	1.05%
Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 44	$ 558	$ 615	$ 614
% of total class of Financing Receivables	0.00%	0.01%	0.01%	0.01%
Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Consumer | Personal loans
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 2,569	$ 815	$ 5,755	$ 1,711
% of total class of Financing Receivables	0.15%	0.05%	0.33%	0.10%
Combination - Term Extension and Interest Rate Reduction | Puerto Rico | Consumer | Auto Loan
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 27
% 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	$ 65	$ 11	$ 379	$ 450
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Combination - Term Extension and Interest Rate Reduction | Popular U.S. | Mortgages
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 67	$ 407
% of total class of Financing Receivables	0.00%	0.00%	0.01%	0.03%
Combination - Term Extension and Interest Rate Reduction | Popular U.S. | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis		$ 0	$ 0	$ 0
% of total class of Financing Receivables		0.00%	0.00%	0.00%
Combination - Term Extension and Interest Rate Reduction | Popular U.S. | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	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	$ 0	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Combination - Term Extension and Interest Rate Reduction | Popular U.S. | Consumer | Personal loans
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 65	$ 11	$ 312	$ 43
% of total class of Financing Receivables	0.05%	0.01%	0.26%	0.02%
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	$ 885	$ 455	$ 1,445	$ 922
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis		$ 182		$ 182
% of total class of Financing Receivables		0.00%		0.00%
Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Commercial | Commercial and industrial
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 23	$ 78	$ 110	$ 153
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Consumer | Credit card
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 862	$ 195	$ 1,335	$ 587
% of total class of Financing Receivables	0.07%	0.02%	0.11%	0.05%
Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Puerto Rico
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 885	$ 455	$ 1,445	$ 922
% of total class of Financing Receivables	0.00%	0.00%	0.01%	0.00%
Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Puerto Rico | Commercial | CRE non-owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis		$ 182		$ 182
% 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	$ 23	$ 78	$ 110	$ 153
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Puerto Rico | Consumer | Credit card
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 862	$ 195	$ 1,335	$ 587
% of total class of Financing Receivables	0.07%	0.00%	0.11%	0.05%
Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | Popular U.S.
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis	$ 0	$ 0	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Combination - Other-Than-Insignificant Payment Delays and Interest Rate Reduction | 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%
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	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	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	$ 0	$ 0
% of total class of Financing Receivables	0.00%	0.00%	0.00%	0.00%
Combination - Other-Than-Insignificant Payment Delays and Principal Forgiveness
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 195
% of total class of Financing Receivables				0.00%
Combination - Other-Than-Insignificant Payment Delays and Principal Forgiveness | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 195
% of total class of Financing Receivables				0.01%
Combination - Other-Than-Insignificant Payment Delays and Principal Forgiveness | Puerto Rico
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 195
% of total class of Financing Receivables				0.00%
Combination - Other-Than-Insignificant Payment Delays and Principal Forgiveness | Puerto Rico | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 195
% of total class of Financing Receivables				0.01%
Combination - Other-Than-Insignificant Payment Delays and Principal Forgiveness | Popular U.S.
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 0
% of total class of Financing Receivables				0.00%
Combination - Other-Than-Insignificant Payment Delays and Principal Forgiveness | Popular U.S. | Commercial | CRE owner occupied
Financing Receivable, Modifications [Line Items]
Amortized Cost Basis				$ 0
% of total class of Financing Receivables				0.00%