Note Popular, Inc. (Holding company only) financial information - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Popular, Inc. Holding Co.
Equity method investments, distributions	$ 2.3	$ 1.2

Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.

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