Disclosures related to loans individually evaluated for impairment (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Financing Receivable, Impaired [Line Items]
Related Allowance	$ 115,136	$ 103,799
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	228,211	274,245
Impaired Financing Receivable, with Related Allowance, Recorded Investment	723,829	655,416
Recorded Investment	952,040	929,661
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	307,258	363,398
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	776,729	710,837
Unpaid Principal Balance	1,083,987	1,074,235
Covered Under Loss Sharing Agreements With F D I C [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	293
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	5,540	8,108
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	12,837
Recorded Investment	5,540	20,945
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	10,381	10,063
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	17,538
Unpaid Principal Balance	10,381	27,601
PUERTO RICO
Financing Receivable, Impaired [Line Items]
Related Allowance	97,299	85,886
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	186,899	203,581
Impaired Financing Receivable, with Related Allowance, Recorded Investment	675,982	607,149
Recorded Investment	862,881	810,730
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	248,361	270,220
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	724,038	658,192
Unpaid Principal Balance	972,399	928,412
PUERTO RICO | Covered Under Loss Sharing Agreements With F D I C [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	293
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	5,540	8,108
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	12,837
Recorded Investment	5,540	20,945
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	10,381	10,063
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	17,538
Unpaid Principal Balance	10,381	27,601
Non Covered Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	6,638	11,073
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	6,638	11,073
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	10,798	17,812
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	10,798	17,812
Non Covered Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	4,789	2,368
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	56,613	74,261
Impaired Financing Receivable, with Related Allowance, Recorded Investment	32,833	19,120
Recorded Investment	89,446	93,381
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	70,894	92,790
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	33,200	19,407
Unpaid Principal Balance	104,094	112,197
Non Covered Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	7,533	6,473
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	55,974	49,373
Impaired Financing Receivable, with Related Allowance, Recorded Investment	62,951	55,826
Recorded Investment	118,925	105,199
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	70,737	67,455
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	82,807	74,420
Unpaid Principal Balance	153,544	141,875
Non Covered Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	18,570	7,568
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	24,040	57,493
Impaired Financing Receivable, with Related Allowance, Recorded Investment	95,926	30,370
Recorded Investment	119,966	87,863
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	34,167	69,969
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	98,220	33,152
Unpaid Principal Balance	132,387	103,121
Non Covered Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Impaired [Line Items]
Related Allowance	243	177
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	17,361	20,162
Impaired Financing Receivable, with Related Allowance, Recorded Investment	4,650	2,324
Recorded Investment	22,011	22,486
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	37,220	42,614
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	12,013	9,047
Unpaid Principal Balance	49,233	51,661
Non Covered Loans [Member] | Mortgages [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	53,916	55,667
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	58,050	47,444
Impaired Financing Receivable, with Related Allowance, Recorded Investment	400,463	404,629
Recorded Investment	458,513	452,073
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	66,542	53,694
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	423,483	426,963
Unpaid Principal Balance	490,025	480,657
Non Covered Loans [Member] | Legacy [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	3,710	6,045
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	3,710	6,045
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	6,234	8,715
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	6,234	8,715
Non Covered Loans [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Impaired [Line Items]
Related Allowance	672	1,053
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	2,455	2,893
Recorded Investment	2,455	2,893
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	2,455	2,893
Unpaid Principal Balance	2,455	2,893
Non Covered Loans [Member] | PUERTO RICO | Commercial Multi Family [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	2,983	3,405
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	2,983	3,405
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	6,520	6,942
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	6,520	6,942
Non Covered Loans [Member] | PUERTO RICO | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	4,789	2,368
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	43,135	47,245
Impaired Financing Receivable, with Related Allowance, Recorded Investment	32,833	19,120
Recorded Investment	75,968	66,365
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	48,271	55,397
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	33,200	19,407
Unpaid Principal Balance	81,471	74,804
Non Covered Loans [Member] | PUERTO RICO | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	7,533	6,473
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	44,252	33,749
Impaired Financing Receivable, with Related Allowance, Recorded Investment	62,951	55,826
Recorded Investment	107,203	89,575
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	55,751	47,545
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	82,807	74,420
Unpaid Principal Balance	138,558	121,965
Non Covered Loans [Member] | PUERTO RICO | Commercial And Industrial Loans [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	18,570	7,568
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	22,451	55,665
Impaired Financing Receivable, with Related Allowance, Recorded Investment	95,926	30,370
Recorded Investment	118,377	86,035
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	32,578	68,141
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	98,220	33,152
Unpaid Principal Balance	130,798	101,293
Non Covered Loans [Member] | PUERTO RICO | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Impaired [Line Items]
Related Allowance	243	177
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	17,361	14,499
Impaired Financing Receivable, with Related Allowance, Recorded Investment	4,650	2,324
Recorded Investment	22,011	16,823
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	37,220	36,951
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	12,013	9,047
Unpaid Principal Balance	49,233	45,998
Non Covered Loans [Member] | PUERTO RICO | Mortgages [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	36,322	38,034
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	51,177	40,910
Impaired Financing Receivable, with Related Allowance, Recorded Investment	354,876	358,437
Recorded Investment	406,053	399,347
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	57,640	45,181
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	373,052	376,393
Unpaid Principal Balance	430,692	421,574
Non Covered Loans [Member] | PUERTO RICO | Finance Leases Portfolio Segment Member
Financing Receivable, Impaired [Line Items]
Related Allowance	672	1,053
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	2,455	2,893
Recorded Investment	2,455	2,893
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	2,455	2,893
Unpaid Principal Balance	2,455	2,893
Non Covered Loans [Member] | UNITED STATES
Financing Receivable, Impaired [Line Items]
Related Allowance	17,837	17,913
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	41,312	70,664
Impaired Financing Receivable, with Related Allowance, Recorded Investment	47,847	48,267
Recorded Investment	89,159	118,931
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	58,897	93,178
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	52,691	52,645
Unpaid Principal Balance	111,588	145,823
Non Covered Loans [Member] | UNITED STATES | Commercial Multi Family [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	3,655	7,668
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	3,655	7,668
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	4,278	10,870
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	4,278	10,870
Non Covered Loans [Member] | UNITED STATES | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	13,478	27,016
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	13,478	27,016
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	22,623	37,393
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	22,623	37,393
Non Covered Loans [Member] | UNITED STATES | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	11,722	15,624
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	11,722	15,624
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	14,986	19,910
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	14,986	19,910
Non Covered Loans [Member] | UNITED STATES | Commercial And Industrial Loans [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	1,589	1,828
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	1,589	1,828
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	1,589	1,828
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	1,589	1,828
Non Covered Loans [Member] | UNITED STATES | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	5,663
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	0	5,663
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	5,663
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	0	5,663
Non Covered Loans [Member] | UNITED STATES | Mortgages [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	17,594	17,633
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	6,873	6,534
Impaired Financing Receivable, with Related Allowance, Recorded Investment	45,587	46,192
Recorded Investment	52,460	52,726
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	8,902	8,513
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	50,431	50,570
Unpaid Principal Balance	59,333	59,083
Non Covered Loans [Member] | UNITED STATES | Legacy [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	3,710	6,045
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	3,710	6,045
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	6,234	8,715
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	6,234	8,715
Non Covered Loans [Member] | Consumer Credit Card Financing Receivable [Member] | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	8,203	8,344
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	43,900	45,015
Recorded Investment	43,900	45,015
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	43,900	45,015
Unpaid Principal Balance	43,900	45,015
Non Covered Loans [Member] | Consumer Credit Card Financing Receivable [Member] | PUERTO RICO | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	8,203	8,344
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	43,900	45,015
Recorded Investment	43,900	45,015
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	43,900	45,015
Unpaid Principal Balance	43,900	45,015
Non Covered Loans [Member] | Consumer Credit Card Financing Receivable [Member] | UNITED STATES | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	0	0
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	0	0
Non Covered Loans [Member] | Home Equity Line of Credit [Member] | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	243	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	198	198
Impaired Financing Receivable, with Related Allowance, Recorded Investment	2,254	0
Recorded Investment	2,452	198
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	198	198
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	2,254	0
Unpaid Principal Balance	2,452	198
Non Covered Loans [Member] | Home Equity Line of Credit [Member] | PUERTO RICO | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	0	0
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	0	0
Non Covered Loans [Member] | Home Equity Line of Credit [Member] | UNITED STATES | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	243	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	198	198
Impaired Financing Receivable, with Related Allowance, Recorded Investment	2,254	0
Recorded Investment	2,452	198
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	198	198
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	2,254	0
Unpaid Principal Balance	2,452	198
Non Covered Loans [Member] | Personal [Member] | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	20,503	21,313
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	75,589	78,475
Recorded Investment	75,589	78,475
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	75,589	78,475
Unpaid Principal Balance	75,589	78,475
Non Covered Loans [Member] | Personal [Member] | PUERTO RICO | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	20,503	21,313
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	75,589	78,475
Recorded Investment	75,589	78,475
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	75,589	78,475
Unpaid Principal Balance	75,589	78,475
Non Covered Loans [Member] | Personal [Member] | UNITED STATES | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	0	0
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	0	0
Non Covered Loans [Member] | Consumer Loans Auto Financing Receivable [Member] | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	173	171
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	87	88
Impaired Financing Receivable, with Related Allowance, Recorded Investment	1,527	1,354
Recorded Investment	1,614	1,442
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	87	88
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	1,527	1,354
Unpaid Principal Balance	1,614	1,442
Non Covered Loans [Member] | Consumer Loans Auto Financing Receivable [Member] | PUERTO RICO | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	173	171
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	1,527	1,354
Recorded Investment	1,527	1,354
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	1,527	1,354
Unpaid Principal Balance	1,527	1,354
Non Covered Loans [Member] | Consumer Loans Auto Financing Receivable [Member] | UNITED STATES | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	0
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	87	88
Impaired Financing Receivable, with Related Allowance, Recorded Investment	0	0
Recorded Investment	87	88
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	87	88
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	0	0
Unpaid Principal Balance	87	88
Non Covered Loans [Member] | Consumer Other Financing Receivable Member | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	291	372
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	1,281	2,573
Recorded Investment	1,281	2,573
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	1,281	2,573
Unpaid Principal Balance	1,281	2,573
Non Covered Loans [Member] | Consumer Other Financing Receivable Member | PUERTO RICO | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	291	92
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	1,275	498
Recorded Investment	1,275	498
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	1,275	498
Unpaid Principal Balance	1,275	498
Non Covered Loans [Member] | Consumer Other Financing Receivable Member | UNITED STATES | Consumer Loan [Member]
Financing Receivable, Impaired [Line Items]
Related Allowance	0	280
Impaired Financing Receivable, Recorded Investment [Abstract]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment	6	2,075
Recorded Investment	6	2,075
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	0	0
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	6	2,075
Unpaid Principal Balance	$ 6	$ 2,075