Loans - Amortized cost basis of collateral dependent loans by class (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	$ 33,030,922	$ 32,077,769
Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	393,712	406,836
Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	351,736	364,991
Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	11,700	10,576
Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	20	168
Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	7,524	9,853
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	22,732	21,248
Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	819,903	757,984
Construction | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	19,406
Construction | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	19,406
Construction | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Construction | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Construction | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Construction | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	7,449,078	7,397,471
Mortgages | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	110,128	129,173
Mortgages | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	110,128	129,173
Mortgages | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Mortgages | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Mortgages | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Mortgages | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | Commercial multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	2,331,499	2,321,713
Commercial | Commercial multi-family | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,303	1,329
Commercial | Commercial multi-family | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,303	1,329
Commercial | Commercial multi-family | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | Commercial multi-family | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | Commercial multi-family | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | Commercial multi-family | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | CRE non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	4,744,256	4,499,670
Commercial | CRE non-owner occupied | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	178,349	204,434
Commercial | CRE non-owner occupied | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	178,349	204,434
Commercial | CRE non-owner occupied | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | CRE non-owner occupied | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | CRE non-owner occupied | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | CRE non-owner occupied | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | CRE owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	3,041,398	3,078,549
Commercial | CRE owner occupied | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	36,413	23,329
Commercial | CRE owner occupied | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	36,413	23,329
Commercial | CRE owner occupied | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | CRE owner occupied | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | CRE owner occupied | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | CRE owner occupied | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	6,251,147	5,839,200
Commercial | Commercial and Industrial | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	31,058	32,351
Commercial | Commercial and Industrial | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,094	1,345
Commercial | Commercial and Industrial | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Commercial | Commercial and Industrial | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	20	168
Commercial | Commercial and Industrial | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	7,524	9,853
Commercial | Commercial and Industrial | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	22,420	20,985
Consumer | Personal loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,896,594	1,823,579
Consumer | Personal loans | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	5,043	5,381
Consumer | Personal loans | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	5,043	5,381
Consumer | Personal loans | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Personal loans | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Personal loans | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Personal loans | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Auto Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	3,565,533	3,512,530
Consumer | Auto Loan | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	10,672	9,556
Consumer | Auto Loan | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Auto Loan | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	10,672	9,556
Consumer | Auto Loan | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Auto Loan | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Auto Loan | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	144,162	147,548
Consumer | Other | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	312	263
Consumer | Other | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Other | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Other | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Other | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Consumer | Other | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	312	263
Leasing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,661,523	1,585,739
Leasing | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,028	1,020
Leasing | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Leasing | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,028	1,020
Leasing | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Leasing | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Leasing | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	23,120,284	22,546,905
Puerto Rico | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	379,376	399,047
Puerto Rico | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	341,028	357,338
Puerto Rico | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	11,700	10,576
Puerto Rico | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	20	32
Puerto Rico | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	7,524	9,853
Puerto Rico | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	19,104	21,248
Puerto Rico | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	173,735	147,041
Puerto Rico | Construction | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	14,706
Puerto Rico | Construction | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	14,706
Puerto Rico | Construction | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Puerto Rico | Construction | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Puerto Rico | Construction | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Puerto Rico | Construction | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Puerto Rico | Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	6,168,288	6,110,279
Puerto Rico | Mortgages | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	109,215	128,069
Puerto Rico | Mortgages | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	109,215	128,069
Puerto Rico | Mortgages | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Mortgages | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Mortgages | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Mortgages | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | Commercial multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	296,877	281,373
Puerto Rico | Commercial | Commercial multi-family | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,303	1,329
Puerto Rico | Commercial | Commercial multi-family | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,303	1,329
Puerto Rico | Commercial | Commercial multi-family | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | Commercial multi-family | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | Commercial multi-family | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | Commercial multi-family | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | CRE non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	2,906,247	2,757,327
Puerto Rico | Commercial | CRE non-owner occupied | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	178,349	202,980
Puerto Rico | Commercial | CRE non-owner occupied | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	178,349	202,980
Puerto Rico | Commercial | CRE non-owner occupied | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | CRE non-owner occupied | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | CRE non-owner occupied | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | CRE non-owner occupied | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | CRE owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,428,058	1,588,056
Puerto Rico | Commercial | CRE owner occupied | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	31,318	18,234
Puerto Rico | Commercial | CRE owner occupied | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	31,318	18,234
Puerto Rico | Commercial | CRE owner occupied | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | CRE owner occupied | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | CRE owner occupied | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | CRE owner occupied | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	4,038,823	3,796,508
Puerto Rico | Commercial | Commercial and Industrial | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	27,430	32,215
Puerto Rico | Commercial | Commercial and Industrial | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,094	1,345
Puerto Rico | Commercial | Commercial and Industrial | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Commercial | Commercial and Industrial | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	20	32
Puerto Rico | Commercial | Commercial and Industrial | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	7,524	9,853
Puerto Rico | Commercial | Commercial and Industrial | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	18,792	20,985
Puerto Rico | Consumer | Personal loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,685,966	1,585,687
Puerto Rico | Consumer | Personal loans | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	5,043	5,381
Puerto Rico | Consumer | Personal loans | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	5,043	5,381
Puerto Rico | Consumer | Personal loans | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Personal loans | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Personal loans | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Personal loans | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Auto Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	3,565,533	3,512,530
Puerto Rico | Consumer | Auto Loan | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	10,672	9,556
Puerto Rico | Consumer | Auto Loan | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Auto Loan | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	10,672	9,556
Puerto Rico | Consumer | Auto Loan | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Auto Loan | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Auto Loan | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	135,292	137,580
Puerto Rico | Consumer | Other | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	312	263
Puerto Rico | Consumer | Other | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Other | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Other | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Other | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Consumer | Other | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	312	263
Puerto Rico | Leasing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,661,523	1,585,739
Puerto Rico | Leasing | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,028	1,020
Puerto Rico | Leasing | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Leasing | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,028	1,020
Puerto Rico | Leasing | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Leasing | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Puerto Rico | Leasing | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S.
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	9,910,638	9,530,864
Popular U.S. | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	14,336	7,789
Popular U.S. | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	10,708	7,653
Popular U.S. | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	136
Popular U.S. | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	3,628	0
Popular U.S. | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	646,168	610,943
Popular U.S. | Construction | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	4,700
Popular U.S. | Construction | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	4,700
Popular U.S. | Construction | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Popular U.S. | Construction | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Popular U.S. | Construction | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Popular U.S. | Construction | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0
Popular U.S. | Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,280,790	1,287,192
Popular U.S. | Mortgages | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	913	1,104
Popular U.S. | Mortgages | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	913	1,104
Popular U.S. | Mortgages | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Mortgages | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Mortgages | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Mortgages | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Commercial | Commercial multi-family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	2,034,622	2,040,340
Popular U.S. | Commercial | CRE non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,838,009	1,742,343
Popular U.S. | Commercial | CRE non-owner occupied | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross		1,454
Popular U.S. | Commercial | CRE non-owner occupied | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross		1,454
Popular U.S. | Commercial | CRE non-owner occupied | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross		0
Popular U.S. | Commercial | CRE non-owner occupied | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross		0
Popular U.S. | Commercial | CRE non-owner occupied | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross		0
Popular U.S. | Commercial | CRE non-owner occupied | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross		0
Popular U.S. | Commercial | CRE owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	1,613,340	1,490,493
Popular U.S. | Commercial | CRE owner occupied | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	5,095	5,095
Popular U.S. | Commercial | CRE owner occupied | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	5,095	5,095
Popular U.S. | Commercial | CRE owner occupied | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Commercial | CRE owner occupied | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Commercial | CRE owner occupied | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Commercial | CRE owner occupied | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Commercial | Commercial and Industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	2,212,324	2,042,692
Popular U.S. | Commercial | Commercial and Industrial | Collateral assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	3,628	136
Popular U.S. | Commercial | Commercial and Industrial | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Commercial | Commercial and Industrial | Auto
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Commercial | Commercial and Industrial | Equipment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	136
Popular U.S. | Commercial | Commercial and Industrial | Accounts receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	0	0
Popular U.S. | Commercial | Commercial and Industrial | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	3,628	0
Popular U.S. | Consumer | Personal loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	210,628	237,892
Popular U.S. | Consumer | Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes Receivable Gross	$ 8,870	$ 9,968