Loans by past due status for non-covered loans held-in-portfolio (Net of unearned income) (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013		Dec. 31, 2012
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	$ 21,521,659	[1]	$ 20,983,192	[1]
Commercial Multi Family [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	1,133,597		1,021,780
Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	2,975,032		2,634,432
Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	2,252,280		2,608,450
Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	3,556,931		3,593,540
Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	297,010		252,857
Mortgages
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	6,603,587		6,078,507
Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	538,348		540,523
Legacy [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	262,228	[2]	384,217	[2]
Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	3,902,646		3,868,886
Consumer Portfolio Segment Member | Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	1,182,724		1,198,213
Consumer Portfolio Segment Member | Home Equity Line of Credit [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	500,873		491,035
Consumer Portfolio Segment Member | Personal [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	1,368,772		1,388,911
Consumer Portfolio Segment Member | Consumer Loans Auto Financing Receivable [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	619,643		561,084
Consumer Portfolio Segment Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	230,634		229,643
Non Covered Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	473,709		478,313
Financing Receivable Recorded Investment 60 To 89 Days Past Due	204,413		214,628
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	1,054,185		1,813,037
Total Past Due	1,732,307		2,505,978
Financing Receivable Recorded Investment Current	19,789,352		18,477,214
Loans held-in-portfolio	21,521,659		20,983,192
Non Covered Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	849		7,833
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		5,067
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	30,456		34,251
Total Past Due	31,305		47,151
Financing Receivable Recorded Investment Current	1,102,292		974,629
Loans held-in-portfolio	1,133,597		1,021,780
Non Covered Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	38,168		29,612
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		5,763
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	99,122		144,805
Total Past Due	137,290		180,180
Financing Receivable Recorded Investment Current	2,837,742		2,454,252
Loans held-in-portfolio	2,975,032		2,634,432
Non Covered Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	17,878		38,219
Financing Receivable Recorded Investment 60 To 89 Days Past Due	5,456		13,419
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	127,911		347,465
Total Past Due	151,245		399,103
Financing Receivable Recorded Investment Current	2,101,035		2,209,347
Loans held-in-portfolio	2,252,280		2,608,450
Non Covered Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	22,411		40,862
Financing Receivable Recorded Investment 60 To 89 Days Past Due	7,428		7,897
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	66,368		139,297
Total Past Due	96,207		188,056
Financing Receivable Recorded Investment Current	3,460,724		3,405,484
Loans held-in-portfolio	3,556,931		3,593,540
Non Covered Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	15,520		6,511
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		0
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	44,878		43,350
Total Past Due	60,398		49,861
Financing Receivable Recorded Investment Current	236,612		202,996
Loans held-in-portfolio	297,010		252,857
Non Covered Loans [Member] | Mortgages
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	303,279		271,839
Financing Receivable Recorded Investment 60 To 89 Days Past Due	156,593		131,442
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	590,888		994,517
Total Past Due	1,050,760		1,397,798
Financing Receivable Recorded Investment Current	5,552,827		4,680,709
Loans held-in-portfolio	6,603,587		6,078,507
Non Covered Loans [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	8,011		6,493
Financing Receivable Recorded Investment 60 To 89 Days Past Due	1,589		1,555
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	4,511		4,865
Total Past Due	14,111		12,913
Financing Receivable Recorded Investment Current	524,237		527,610
Loans held-in-portfolio	538,348		540,523
Non Covered Loans [Member] | Legacy [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	4,997		15,765
Financing Receivable Recorded Investment 60 To 89 Days Past Due	2,470		20,112
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	28,434		40,741
Total Past Due	35,901		76,618
Financing Receivable Recorded Investment Current	226,327		307,599
Loans held-in-portfolio	262,228		384,217
Non Covered Loans [Member] | Consumer Portfolio Segment Member | Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	13,466		14,826
Financing Receivable Recorded Investment 60 To 89 Days Past Due	9,494		10,824
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	20,350		22,689
Total Past Due	43,310		48,339
Financing Receivable Recorded Investment Current	1,139,414		1,149,874
Loans held-in-portfolio	1,182,724		1,198,213
Non Covered Loans [Member] | Consumer Portfolio Segment Member | Home Equity Line of Credit [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	5,003		4,061
Financing Receivable Recorded Investment 60 To 89 Days Past Due	2,918		2,506
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	8,027		7,766
Total Past Due	15,948		14,333
Financing Receivable Recorded Investment Current	484,925		476,702
Loans held-in-portfolio	500,873		491,035
Non Covered Loans [Member] | Consumer Portfolio Segment Member | Personal [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	13,326		15,965
Financing Receivable Recorded Investment 60 To 89 Days Past Due	9,386		8,977
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	18,726		21,228
Total Past Due	41,438		46,170
Financing Receivable Recorded Investment Current	1,327,334		1,342,741
Loans held-in-portfolio	1,368,772		1,388,911
Non Covered Loans [Member] | Consumer Portfolio Segment Member | Consumer Loans Auto Financing Receivable [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	28,604		24,166
Financing Receivable Recorded Investment 60 To 89 Days Past Due	8,579		6,521
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	8,693		8,555
Total Past Due	45,876		39,242
Financing Receivable Recorded Investment Current	573,767		521,842
Loans held-in-portfolio	619,643		561,084
Non Covered Loans [Member] | Consumer Portfolio Segment Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	2,197		2,161
Financing Receivable Recorded Investment 60 To 89 Days Past Due	500		545
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	5,821		3,508
Total Past Due	8,518		6,214
Financing Receivable Recorded Investment Current	222,116		223,429
Loans held-in-portfolio	230,634		229,643
PUERTO RICO
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	15,691,480	[3]	15,232,327	[4]
PUERTO RICO | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	85,131	[3]	115,093	[4]
PUERTO RICO | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	1,782,420	[3]	1,350,433	[4]
PUERTO RICO | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	1,701,319	[3]	2,042,486	[4]
PUERTO RICO | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	2,754,913	[3]	2,788,272	[4]
PUERTO RICO | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	256,502	[3]	212,267	[4]
PUERTO RICO | Mortgages
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	5,313,470	[3]	4,948,924	[4]
PUERTO RICO | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	538,348	[3]	540,523	[4]
PUERTO RICO | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	3,259,377	[3]	3,234,329	[4]
PUERTO RICO | Non Covered Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	420,915		371,569
Financing Receivable Recorded Investment 60 To 89 Days Past Due	185,142		171,485
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	859,745		1,579,883
Total Past Due	1,465,802		2,122,937
Financing Receivable Recorded Investment Current	14,225,678		13,109,390
Loans held-in-portfolio			15,232,327
PUERTO RICO | Non Covered Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	395		1,005
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		0
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	9,660		15,816
Total Past Due	10,055		16,821
Financing Receivable Recorded Investment Current	75,076		98,272
Loans held-in-portfolio			115,093
PUERTO RICO | Non Covered Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	37,265		10,580
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		4,454
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	35,430		66,665
Total Past Due	72,695		81,699
Financing Receivable Recorded Investment Current	1,709,725		1,268,734
Loans held-in-portfolio	1,782,420		1,350,433
PUERTO RICO | Non Covered Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	11,511		28,240
Financing Receivable Recorded Investment 60 To 89 Days Past Due	5,323		13,319
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	97,439		315,534
Total Past Due	114,273		357,093
Financing Receivable Recorded Investment Current	1,587,046		1,685,393
Loans held-in-portfolio	1,701,319		2,042,486
PUERTO RICO | Non Covered Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	14,002		27,977
Financing Receivable Recorded Investment 60 To 89 Days Past Due	7,155		5,922
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	57,894		125,246
Total Past Due	79,051		159,145
Financing Receivable Recorded Investment Current	2,675,862		2,629,127
Loans held-in-portfolio	2,754,913		2,788,272
PUERTO RICO | Non Covered Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	1,813		1,243
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		0
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	39,044		37,390
Total Past Due	40,857		38,633
Financing Receivable Recorded Investment Current	215,645		173,634
Loans held-in-portfolio	256,502		212,267
PUERTO RICO | Non Covered Loans [Member] | Mortgages
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	291,244		241,930
Financing Receivable Recorded Investment 60 To 89 Days Past Due	144,090		121,175
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	563,783		960,492
Total Past Due	999,117		1,323,597
Financing Receivable Recorded Investment Current	4,314,353		3,625,327
Loans held-in-portfolio	5,313,470		4,948,924
PUERTO RICO | Non Covered Loans [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	8,011		6,493
Financing Receivable Recorded Investment 60 To 89 Days Past Due	1,589		1,555
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	4,511		4,865
Total Past Due	14,111		12,913
Financing Receivable Recorded Investment Current	524,237		527,610
Loans held-in-portfolio	538,348		540,523
PUERTO RICO | Non Covered Loans [Member] | Legacy [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	0		0
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		0
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	0		0
Total Past Due	0		0
Financing Receivable Recorded Investment Current	0		0
Loans held-in-portfolio	0		0
PUERTO RICO | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	13,214		14,521
Financing Receivable Recorded Investment 60 To 89 Days Past Due	9,307		10,614
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	19,988		22,184
Total Past Due	42,509		47,319
Financing Receivable Recorded Investment Current	1,125,749		1,135,753
Loans held-in-portfolio	1,168,258		1,183,072
PUERTO RICO | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Home Equity Line of Credit [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	0		124
Financing Receivable Recorded Investment 60 To 89 Days Past Due	208		0
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	38		312
Total Past Due	246		436
Financing Receivable Recorded Investment Current	15,060		16,370
Loans held-in-portfolio	15,306		16,806
PUERTO RICO | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Personal [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	12,672		13,208
Financing Receivable Recorded Investment 60 To 89 Days Past Due	8,391		7,392
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	17,473		19,323
Total Past Due	38,536		39,923
Financing Receivable Recorded Investment Current	1,188,870		1,205,859
Loans held-in-portfolio	1,227,406		1,245,782
PUERTO RICO | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Consumer Loans Auto Financing Receivable [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	28,595		24,128
Financing Receivable Recorded Investment 60 To 89 Days Past Due	8,579		6,518
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	8,690		8,551
Total Past Due	45,864		39,197
Financing Receivable Recorded Investment Current	573,235		521,119
Loans held-in-portfolio	619,099		560,316
PUERTO RICO | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	2,193		2,120
Financing Receivable Recorded Investment 60 To 89 Days Past Due	500		536
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	5,795		3,505
Total Past Due	8,488		6,161
Financing Receivable Recorded Investment Current	220,820		222,192
Loans held-in-portfolio	229,308		228,353
UNITED STATES
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	5,830,179		5,750,865
UNITED STATES | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	1,048,466		906,687
UNITED STATES | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	1,192,612		1,283,999
UNITED STATES | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	550,961		565,964
UNITED STATES | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	802,018		805,268
UNITED STATES | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	40,508		40,590
UNITED STATES | Mortgages
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	1,290,117		1,129,583
UNITED STATES | Legacy [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	262,228		384,217
UNITED STATES | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans held-in-portfolio	643,269		634,557
UNITED STATES | Non Covered Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	52,794		106,744
Financing Receivable Recorded Investment 60 To 89 Days Past Due	19,271		43,143
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	194,440		233,154
Total Past Due	266,505		383,041
Financing Receivable Recorded Investment Current	5,563,674		5,367,824
Loans held-in-portfolio	5,830,179		5,750,865
UNITED STATES | Non Covered Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	454		6,828
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		5,067
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	20,796		18,435
Total Past Due	21,250		30,330
Financing Receivable Recorded Investment Current	1,027,216		876,357
Loans held-in-portfolio	1,048,466		906,687
UNITED STATES | Non Covered Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	903		19,032
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		1,309
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	63,692		78,140
Total Past Due	64,595		98,481
Financing Receivable Recorded Investment Current	1,128,017		1,185,518
Loans held-in-portfolio	1,192,612		1,283,999
UNITED STATES | Non Covered Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	6,367		9,979
Financing Receivable Recorded Investment 60 To 89 Days Past Due	133		100
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	30,472		31,931
Total Past Due	36,972		42,010
Financing Receivable Recorded Investment Current	513,989		523,954
Loans held-in-portfolio	550,961		565,964
UNITED STATES | Non Covered Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	8,409		12,885
Financing Receivable Recorded Investment 60 To 89 Days Past Due	273		1,975
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	8,474		14,051
Total Past Due	17,156		28,911
Financing Receivable Recorded Investment Current	784,862		776,357
Loans held-in-portfolio	802,018		805,268
UNITED STATES | Non Covered Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	13,707		5,268
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		0
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	5,834		5,960
Total Past Due	19,541		11,228
Financing Receivable Recorded Investment Current	20,967		29,362
Loans held-in-portfolio	40,508		40,590
UNITED STATES | Non Covered Loans [Member] | Mortgages
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	12,035		29,909
Financing Receivable Recorded Investment 60 To 89 Days Past Due	12,503		10,267
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	27,105		34,025
Total Past Due	51,643		74,201
Financing Receivable Recorded Investment Current	1,238,474		1,055,382
Loans held-in-portfolio	1,290,117		1,129,583
UNITED STATES | Non Covered Loans [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	0		0
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		0
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	0		0
Total Past Due	0		0
Financing Receivable Recorded Investment Current	0		0
Loans held-in-portfolio	0		0
UNITED STATES | Non Covered Loans [Member] | Legacy [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	4,997		15,765
Financing Receivable Recorded Investment 60 To 89 Days Past Due	2,470		20,112
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	28,434		40,741
Total Past Due	35,901		76,618
Financing Receivable Recorded Investment Current	226,327		307,599
Loans held-in-portfolio	262,228		384,217
UNITED STATES | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	252		305
Financing Receivable Recorded Investment 60 To 89 Days Past Due	187		210
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	362		505
Total Past Due	801		1,020
Financing Receivable Recorded Investment Current	13,665		14,121
Loans held-in-portfolio	14,466		15,141
UNITED STATES | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Home Equity Line of Credit [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	5,003		3,937
Financing Receivable Recorded Investment 60 To 89 Days Past Due	2,710		2,506
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	7,989		7,454
Total Past Due	15,702		13,897
Financing Receivable Recorded Investment Current	469,865		460,332
Loans held-in-portfolio	485,567		474,229
UNITED STATES | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Personal [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	654		2,757
Financing Receivable Recorded Investment 60 To 89 Days Past Due	995		1,585
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	1,253		1,905
Total Past Due	2,902		6,247
Financing Receivable Recorded Investment Current	138,464		136,882
Loans held-in-portfolio	141,366		143,129
UNITED STATES | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Consumer Loans Auto Financing Receivable [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	9		38
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		3
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	3		4
Total Past Due	12		45
Financing Receivable Recorded Investment Current	532		723
Loans held-in-portfolio	544		768
UNITED STATES | Non Covered Loans [Member] | Consumer Portfolio Segment Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment, Past Due [Line Items]
Financing Receivable Recorded Investment 30 To 59 Days Past Due	4		41
Financing Receivable Recorded Investment 60 To 89 Days Past Due	0		9
Financing Receivable Recorded Investment Equal To Greater Than 90 Days Past Due	26		3
Total Past Due	30		53
Financing Receivable Recorded Investment Current	1,296		1,237
Loans held-in-portfolio	$ 1,326		$ 1,290

[1] Non-covered loans held-in-portfolio at June 30, 2013 are net of $94 million in unearned income and exclude $191 million in loans held-for-sale. (December 31, 2012 - $97 million in unearned income and $354 million in loans held-for-sale.)

[2] The legacy portfolio is comprised of commercial loans, construction loans and lease financings related to certain lending products exited by the Corporation as part of restructuring efforts carried out in prior years at the BPNA reportable segment.

[3] Excludes covered loans acquired in the Westernbank FDIC-assisted transaction.

[4]  Excludes covered loans acquired in the Westernbank FDIC-assisted transaction.