Segment Reporting - Additional Information (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) units	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Segment Reporting Information [Line Items]
Number Of Operating Segments | units	2
Factors Used To Identify Entitys Reportable Segments	Banco Popular de Puerto Rico and Popular U.S. Management determined the reportable segments based on the internal reporting used to evaluate performance and to assess where to allocate resources.
Net Revenue	$ 3,064,421	$ 2,599,718	$ 2,368,925
Assets	67,637,917	75,097,899	65,926,000
US
Segment Reporting Information [Line Items]
Net Revenue	480,545	390,201	376,529
Assets	12,718,775	10,986,055	10,878,030
Other
Segment Reporting Information [Line Items]
Net Revenue	77,888	73,036	71,189
Assets	1,377,715	890,562	904,016
Banco Popular de Puerto Rico
Segment Reporting Information [Line Items]
Bank loan origination	184,000	35,000
Banco Popular de Puerto Rico | US
Segment Reporting Information [Line Items]
Net Revenue	67,800	50,600	55,300
Assets	1,200	589,000
Banco Popular de Puerto Rico | Other
Segment Reporting Information [Line Items]
Net Revenue	$ 46,600	$ 45,400	$ 44,200