Popular, Inc. (Holding company only) financial information (Statement of Cash Flows) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income	$ 1,102,641	$ 934,889	$ 506,622
Net (decrease) increase in:
Provision for credit losses (benefit)	83,030	(193,464)	292,536
Amortization of intangibles	3,275	9,134	6,397
Net accretion of discounts and amortization of premiums and deferred fees	29,120	(21,962)	(63,300)
Share-based compensation	16,727	17,774	8,254
Earnings from investments under the equity method, net of dividends or distributions	(29,522)	(50,942)	(27,738)
Disposition of stock as part of the Evertec Transactions	(240,412)	0	0
Sale of foreclosed assets, including write-downs	(33,008)	(30,098)	(19,958)
Net (increase) decrease in:
Equity securities	(54)	2,336	8,263
Interest payable	6,061	(5,395)	(5,404)
Other liabilities	(20,724)	22,802	(106,736)
Total adjustments	(88,103)	70,269	172,150
Net cash provided by operating activities	1,014,538	1,005,158	678,772
Cash flows from investing activities:
Net decrease (increase) in money market investments	11,922,703	(5,895,789)	(8,378,577)
Proceeds from calls, paydowns, maturities and redemptions of investment securities held-to-maturity	9,826	15,700	6,733
Return of capital from equity method investments	681	6,362	959
Acquisition of premises and equipment	103,789	72,781	60,073
Proceeds from sale of premises and equipment	10,305	21,482	26,548
Proceeds from sale of foreclosed assets	107,203	86,942	77,521
Net cash provided by (used in) investing activities	5,350,200	(10,518,650)	(13,068,146)
Cash flows from financing activities:
Repayments Of Notes Payable	103,147	237,713	139,920
Proceeds from issuance of common stock	5,837	4,674	9,093
Payments for repurchase of redeemable preferred stock	0	0	(28,017)
Dividends paid	(161,516)	(141,466)	(133,645)
Net payments for repurchase of common stock	(631,893)	(350,535)	(500,479)
Payments related to tax witholding for share-based compensation	5,771	5,115	3,693
Net cash used in financing activities	(6,323,091)	9,450,910	12,492,145
Net increase in cash and due from banks, and restricted cash	41,647	(62,582)	102,771
Cash and due from banks and restricted cash at beginning of period	434,512	497,094	394,323
Cash and due from banks and restricted cash at end of period	476,159	434,512	497,094
Popular, Inc. Holding Co.
Cash flows from operating activities:
Net income	1,102,641	934,889	506,622
Adjustments to reconcile net income to net cash provided by operating activities:
Equity in (earnings) losses of subsidiaries, net of dividends or distributions	(526,603)	(151,737)	65,944
Net (decrease) increase in:
Provision for credit losses (benefit)	274	(215)	95
Amortization of intangibles	0	5,656	98
Net accretion of discounts and amortization of premiums and deferred fees	1,250	1,241	1,233
Share-based compensation	9,440	8,895	5,770
Earnings from investments under the equity method, net of dividends or distributions	(14,170)	(26,360)	(15,510)
Disposition of stock as part of the Evertec Transactions	(137,813)	0	0
Sale of foreclosed assets, including write-downs	0	59	0
Net (increase) decrease in:
Equity securities	(339)	(3,662)	(5,305)
Other assets	(1,952)	(1,970)	(8,327)
Interest payable	0	(1,042)	0
Other liabilities	8,257	19,095	2,470
Total adjustments	(661,656)	(150,040)	46,468
Net cash provided by operating activities	440,985	784,849	553,090
Cash flows from investing activities:
Net decrease (increase) in money market investments	129,000	(94,000)	110,000
Proceeds from calls, paydowns, maturities and redemptions of investment securities held-to-maturity	0	5,601	0
Net repayments on other loans	1,267	1,879	587
Capital contribution to subsidiaries	(54,188)	(12,900)	(10,000)
Return of capital from wholly owned subsidiaries	72,000	0	12,500
Return of capital from equity method investments	0	0	131
Proceeds from Everte Stock Sale	219,883	0	0
Acquisition of premises and equipment	(2,224)	(1,788)	(2,667)
Proceeds from sale of premises and equipment	1,678	83	285
Proceeds from sale of foreclosed assets	0	87	0
Net cash provided by (used in) investing activities	367,416	(101,038)	110,836
Cash flows from financing activities:
Repayments Of Notes Payable	0	(186,664)	0
Proceeds from issuance of common stock	13,479	10,493	15,175
Payments for repurchase of redeemable preferred stock	0	0	(28,017)
Dividends paid	(161,516)	(141,466)	(133,645)
Net payments for repurchase of common stock	(631,965)	(350,656)	(500,705)
Payments related to tax witholding for share-based compensation	(5,771)	(5,107)	(3,394)
Net cash used in financing activities	(785,773)	(673,400)	(650,586)
Net increase in cash and due from banks, and restricted cash	22,628	10,411	13,340
Cash and due from banks and restricted cash at beginning of period	80,305	69,894	56,554
Cash and due from banks and restricted cash at end of period	$ 102,933	$ 80,305	$ 69,894