Legal Matters And Contingencies [Line Items]

No definition available.

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- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14557-108349

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14326-108349

+ Details

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Balance Type:	debit
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- Definition

Number of defendants named in a legal action.

+ References

No definition available.

+ Details

Name:	us-gaap_LossContingencyNumberOfDefendants
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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of plaintiffs that have filed claims pertaining to a loss contingency.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of pending claims pertaining to a loss contingency.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349

+ Details

Name:	us-gaap_LossContingencyPendingClaimsNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The difference between the maximum amount of estimated loss and the amount recorded as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 05
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=99385795&loc=d3e12631-108344

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Commitments and contingencies - Legal Proceedings - Additional Information (Details) $ in Millions	1 Months Ended		12 Months Ended
	Feb. 11, 2020 USD ($)	Jul. 30, 2019 Defendant Plaintiff	Dec. 31, 2019 USD ($) claims units
Hazard Insurance Commision Related Litigation
Legal Matters And Contingencies
Loss Contingency Damages Sought Value			$ 400.0
Lilliam Gonzalez Camacho v BPPR
Legal Matters And Contingencies
Loss Contingency Damages Sought Value			$ 400.0
Betteroads Asphalt and Betterecycling Corporation \| Subsequent event
Legal Matters And Contingencies
Loss Contingency Damages Sought Value	$ 80.0
Banco Popular de Puerto Rico
Legal Matters And Contingencies
Loss Contingency Pending Claims Number \| claims			8
Banco Popular de Puerto Rico \| Lilliam Gonzalez Camacho v BPPR
Legal Matters And Contingencies
Loss Contingency Number Of Defendants \| units			20
Banco Popular de Puerto Rico \| Betteroads Asphalt and Betterecycling Corporation
Legal Matters And Contingencies
Loss Contingency Damages Sought Value			$ 900.0
Banco Popular de Puerto Rico \| Hector Robles Rodriguez v Municipio de Ceiba
Legal Matters And Contingencies
Loss Contingency Damages Sought Value			$ 30.0
PB \| Aileen Betances, et al. v. Popular Bank, et al
Legal Matters And Contingencies
Number of plaintiffs \| Plaintiff		5
Loss Contingency Number Of Defendants \| Defendant		5
PB \| Damian Reyes, et al. v. Popular Bank, et al
Legal Matters And Contingencies
Number of plaintiffs \| Plaintiff		3
Loss Contingency Number Of Defendants \| Defendant		6
Aggregate Arbitrations with Claimed Damages \| Popular Securities
Legal Matters And Contingencies
Loss Contingency Pending Claims Number \| claims			173
Loss Contingency Damages Sought Value			$ 226.0
One arbitration with Claimed damages \| Popular Securities
Legal Matters And Contingencies
Loss Contingency Pending Claims Number \| claims			1
Loss Contingency Damages Sought Value			$ 30.0
Minimum
Legal Matters And Contingencies
Loss Contingency Range Of Possible Loss Portion Not Accrued			0.0
Minimum \| PB \| PB Employment Related Litigation
Legal Matters And Contingencies
Loss Contingency Damages Sought Value			100.0
Maximum
Legal Matters And Contingencies
Loss Contingency Range Of Possible Loss Portion Not Accrued			$ 28.4