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Loans And The Allowance For Credit Losses (Financing Receivables Credit Quality Indicators) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	$ 10,323		$ 16,042
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	12,754		20,029
Financing Receivable, Originated Two Years before Latest Fiscal Year	17,252		14,395
Financing Receivable, Originated Three Years before Latest Fiscal Year	11,788		9,423
Financing Receivable, Originated Four Years before Latest Fiscal Year	7,974		3,650
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	10,409		8,728
Financing Receivable, Revolving	26,056		25,943
Financing Receivable, Revolving Converted to Amortizing	80		77
Financing Receivable, Unallocated	153		92
Loans, net of unearned income	96,789		98,379
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	34	$ 42
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	82	89
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	103	72
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	33	35
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	13	23
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	29	30
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	113	50
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	407	341
Commercial And Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	5,852		8,628
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	6,384		9,623
Financing Receivable, Originated Two Years before Latest Fiscal Year	7,574		5,449
Financing Receivable, Originated Three Years before Latest Fiscal Year	3,912		2,479
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,842		1,429
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	3,959		3,313
Financing Receivable, Revolving	19,943		19,891
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	99		53
Loans, net of unearned income	49,565		50,865
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	6	3
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	52	49
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	51	47
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	12	22
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	6	12
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	9	12
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	56	9
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	192	154
Commercial Real Estate Mortgage - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	639		827
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	730		1,004
Financing Receivable, Originated Two Years before Latest Fiscal Year	930		1,063
Financing Receivable, Originated Three Years before Latest Fiscal Year	936		700
Financing Receivable, Originated Four Years before Latest Fiscal Year	573		361
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	973		846
Financing Receivable, Revolving	97		91
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(5)		(5)
Loans, net of unearned income	4,873		4,887
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	0	1
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	1	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	1	0
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	2	1
Commercial Real Estate Construction - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	98		91
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	80		61
Financing Receivable, Originated Two Years before Latest Fiscal Year	55		44
Financing Receivable, Originated Three Years before Latest Fiscal Year	33		27
Financing Receivable, Originated Four Years before Latest Fiscal Year	22		11
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	47		44
Financing Receivable, Revolving	6		3
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	341		281
Commercial Investor Real Estate Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	1,327		1,632
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,001		2,088
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,025		1,224
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,059		614
Financing Receivable, Originated Four Years before Latest Fiscal Year	405		405
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	310		141
Financing Receivable, Revolving	437		505
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(2)		(4)
Loans, net of unearned income	6,562		6,605
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	6
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	5
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	6
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	17
Commercial Investor Real Estate Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	123		256
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	368		983
Financing Receivable, Originated Two Years before Latest Fiscal Year	887		280
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		26
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		2
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2		1
Financing Receivable, Revolving	884		712
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(14)		(15)
Loans, net of unearned income	2,250		2,245
Residential First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	978		2,305
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,359		3,420
Financing Receivable, Originated Two Years before Latest Fiscal Year	3,341		5,037
Financing Receivable, Originated Three Years before Latest Fiscal Year	4,754		4,890
Financing Receivable, Originated Four Years before Latest Fiscal Year	4,566		975
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	3,952		3,398
Financing Receivable, Revolving	3		1
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	172		181
Loans, net of unearned income	20,125		20,207
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	1	1
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	1	1
Home Equity Lines of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	3,020		3,111
Financing Receivable, Revolving Converted to Amortizing	80		77
Financing Receivable, Unallocated	30		33
Loans, net of unearned income	3,130		3,221
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	3	3
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	3	3
Home Equity Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	310		397
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	349		471
Financing Receivable, Originated Two Years before Latest Fiscal Year	414		486
Financing Receivable, Originated Three Years before Latest Fiscal Year	427		243
Financing Receivable, Originated Four Years before Latest Fiscal Year	207		125
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	681		701
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	16		16
Loans, net of unearned income	2,404		2,439
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff		0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year		0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff		0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff		0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff		0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff		1
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff		0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff		1
Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	1,403		1,359
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(31)		(18)
Loans, net of unearned income	1,372		1,341
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	47	38
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	47	38
Other consumer- exit portfolios
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		4
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	10		39
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(1)		0
Loans, net of unearned income	9		43
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0	4
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	1	7
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	0	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	1	11
Other Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	996		1,906
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,483		2,379
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,026		812
Financing Receivable, Originated Three Years before Latest Fiscal Year	667		444
Financing Receivable, Originated Four Years before Latest Fiscal Year	359		338
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	475		245
Financing Receivable, Revolving	263		270
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(111)		(149)
Loans, net of unearned income	6,158		6,245
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	28	38
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	30	40
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	46	25
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	15	13
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	7	7
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	11	9
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	7	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	144	132
Pass [Member] | Commercial And Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	5,714		8,272
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	5,710		9,123
Financing Receivable, Originated Two Years before Latest Fiscal Year	6,969		5,267
Financing Receivable, Originated Three Years before Latest Fiscal Year	3,774		2,326
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,775		1,376
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	3,855		3,210
Financing Receivable, Revolving	18,878		18,561
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	99		53
Loans, net of unearned income	46,774		48,188
Pass [Member] | Commercial Real Estate Mortgage - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	630		799
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	705		954
Financing Receivable, Originated Two Years before Latest Fiscal Year	845		988
Financing Receivable, Originated Three Years before Latest Fiscal Year	858		658
Financing Receivable, Originated Four Years before Latest Fiscal Year	544		343
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	883		801
Financing Receivable, Revolving	94		76
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(5)		(5)
Loans, net of unearned income	4,554		4,614
Pass [Member] | Commercial Real Estate Construction - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	98		89
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	74		53
Financing Receivable, Originated Two Years before Latest Fiscal Year	43		44
Financing Receivable, Originated Three Years before Latest Fiscal Year	33		24
Financing Receivable, Originated Four Years before Latest Fiscal Year	21		11
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	42		38
Financing Receivable, Revolving	6		3
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	317		262
Pass [Member] | Commercial Investor Real Estate Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	979		1,130
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	854		1,587
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,645		1,135
Financing Receivable, Originated Three Years before Latest Fiscal Year	996		488
Financing Receivable, Originated Four Years before Latest Fiscal Year	326		296
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	248		110
Financing Receivable, Revolving	325		383
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(2)		(4)
Loans, net of unearned income	5,371		5,125
Pass [Member] | Commercial Investor Real Estate Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	123		256
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	340		836
Financing Receivable, Originated Two Years before Latest Fiscal Year	641		280
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		26
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		2
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2		1
Financing Receivable, Revolving	791		649
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(14)		(15)
Loans, net of unearned income	1,883		2,035
Special Mention [Member] | Commercial And Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	76		87
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	292		186
Financing Receivable, Originated Two Years before Latest Fiscal Year	177		71
Financing Receivable, Originated Three Years before Latest Fiscal Year	19		109
Financing Receivable, Originated Four Years before Latest Fiscal Year	54		26
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	8		90
Financing Receivable, Revolving	327		484
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	953		1,053
Special Mention [Member] | Commercial Real Estate Mortgage - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	4		21
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	18		13
Financing Receivable, Originated Two Years before Latest Fiscal Year	47		33
Financing Receivable, Originated Three Years before Latest Fiscal Year	26		20
Financing Receivable, Originated Four Years before Latest Fiscal Year	13		7
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	48		13
Financing Receivable, Revolving	1		14
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	157		121
Special Mention [Member] | Commercial Real Estate Construction - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	6		7
Financing Receivable, Originated Two Years before Latest Fiscal Year	8		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		1
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	14		8
Special Mention [Member] | Commercial Investor Real Estate Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	63		269
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	38		247
Financing Receivable, Originated Two Years before Latest Fiscal Year	209		52
Financing Receivable, Originated Three Years before Latest Fiscal Year	39		59
Financing Receivable, Originated Four Years before Latest Fiscal Year	79		30
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	9		0
Financing Receivable, Revolving	4		90
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	441		747
Special Mention [Member] | Commercial Investor Real Estate Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	28		122
Financing Receivable, Originated Two Years before Latest Fiscal Year	183		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	71		59
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	282		181
Substandard [Member] | Commercial And Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	52		141
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	278		212
Financing Receivable, Originated Two Years before Latest Fiscal Year	263		74
Financing Receivable, Originated Three Years before Latest Fiscal Year	93		38
Financing Receivable, Originated Four Years before Latest Fiscal Year	8		7
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	73		3
Financing Receivable, Revolving	641		678
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	1,408		1,153
Substandard [Member] | Commercial Real Estate Mortgage - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	2		3
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	5		34
Financing Receivable, Originated Two Years before Latest Fiscal Year	32		32
Financing Receivable, Originated Three Years before Latest Fiscal Year	34		14
Financing Receivable, Originated Four Years before Latest Fiscal Year	11		8
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	33		24
Financing Receivable, Revolving	2		1
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	119		116
Substandard [Member] | Commercial Real Estate Construction - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		1
Financing Receivable, Originated Two Years before Latest Fiscal Year	4		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		1
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		1
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	4		3
Substandard [Member] | Commercial Investor Real Estate Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	146		134
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	63		197
Financing Receivable, Originated Two Years before Latest Fiscal Year	120		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	24		67
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		67
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2		3
Financing Receivable, Revolving	108		32
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	463		500
Substandard [Member] | Commercial Investor Real Estate Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		25
Financing Receivable, Originated Two Years before Latest Fiscal Year	63		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	22		4
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	85		29
Non-Accrual [Member] | Commercial And Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	10		128
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	104		102
Financing Receivable, Originated Two Years before Latest Fiscal Year	165		37
Financing Receivable, Originated Three Years before Latest Fiscal Year	26		6
Financing Receivable, Originated Four Years before Latest Fiscal Year	5		20
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	23		10
Financing Receivable, Revolving	97		168
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	430		471
Non-Accrual [Member] | Commercial Real Estate Mortgage - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	3		4
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2		3
Financing Receivable, Originated Two Years before Latest Fiscal Year	6		10
Financing Receivable, Originated Three Years before Latest Fiscal Year	18		8
Financing Receivable, Originated Four Years before Latest Fiscal Year	5		3
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	9		8
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	43		36
Non-Accrual [Member] | Commercial Real Estate Construction - Owner-Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		2
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		2
Financing Receivable, Originated Four Years before Latest Fiscal Year	1		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	5		4
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	6		8
Non-Accrual [Member] | Commercial Investor Real Estate Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	139		99
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	46		57
Financing Receivable, Originated Two Years before Latest Fiscal Year	51		37
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		12
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	51		28
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	287		233
Non-Accrual [Member] | Commercial Investor Real Estate Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	0		0
Commercial Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	6,589		9,546
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	7,194		10,688
Financing Receivable, Originated Two Years before Latest Fiscal Year	8,559		6,556
Financing Receivable, Originated Three Years before Latest Fiscal Year	4,881		3,206
Financing Receivable, Originated Four Years before Latest Fiscal Year	2,437		1,801
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	4,979		4,203
Financing Receivable, Revolving	20,046		19,985
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	94		48
Loans, net of unearned income	54,779		56,033
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	6	4
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	52	49
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	51	47
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	13	22
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	6	12
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	10	12
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	56	9
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	194	155
Total Investor Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	1,450		1,888
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,369		3,071
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,912		1,504
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,059		640
Financing Receivable, Originated Four Years before Latest Fiscal Year	405		407
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	312		142
Financing Receivable, Revolving	1,321		1,217
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(16)		(19)
Loans, net of unearned income	8,812		8,850
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	0
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	0
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	6
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	5
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	0
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	6
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	17
Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	2,284		4,608
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	4,191		6,270
Financing Receivable, Originated Two Years before Latest Fiscal Year	5,781		6,335
Financing Receivable, Originated Three Years before Latest Fiscal Year	5,848		5,577
Financing Receivable, Originated Four Years before Latest Fiscal Year	5,132		1,442
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	5,118		4,383
Financing Receivable, Revolving	4,689		4,741
Financing Receivable, Revolving Converted to Amortizing	80		77
Financing Receivable, Unallocated	75		63
Loans, net of unearned income	33,198		33,496
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff	28	38
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year	30	40
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff	46	25
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff	15	13
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff	7	11
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff	13	18
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff	57	41
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	196	$ 186
FICO Scores, Above 720 [Member] | Residential First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	825		1,939
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,986		2,863
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,798		4,358
Financing Receivable, Originated Three Years before Latest Fiscal Year	4,154		4,390
Financing Receivable, Originated Four Years before Latest Fiscal Year	4,087		816
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2,830		2,353
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	16,680		16,719
FICO Scores, Above 720 [Member] | Home Equity Lines of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	2,314		2,399
Financing Receivable, Revolving Converted to Amortizing	48		45
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	2,362		2,444
FICO Scores, Above 720 [Member] | Home Equity Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	252		322
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	278		370
Financing Receivable, Originated Two Years before Latest Fiscal Year	322		397
Financing Receivable, Originated Three Years before Latest Fiscal Year	344		205
Financing Receivable, Originated Four Years before Latest Fiscal Year	171		93
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	506		529
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	1,873		1,916
FICO Scores, Above 720 [Member] | Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	790		780
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	790		780
FICO Scores, Above 720 [Member] | Other consumer- exit portfolios
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		2
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	5		22
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	5		24
FICO Scores, Above 720 [Member] | Other Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	717		1,312
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,091		1,519
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,387		501
Financing Receivable, Originated Three Years before Latest Fiscal Year	441		284
Financing Receivable, Originated Four Years before Latest Fiscal Year	246		155
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	227		118
Financing Receivable, Revolving	116		119
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	4,225		4,008
FICO Scores, 681-720 [Member] | Residential First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	88		226
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	198		298
Financing Receivable, Originated Two Years before Latest Fiscal Year	265		355
Financing Receivable, Originated Three Years before Latest Fiscal Year	284		255
Financing Receivable, Originated Four Years before Latest Fiscal Year	236		52
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	307		294
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	1,378		1,480
FICO Scores, 681-720 [Member] | Home Equity Lines of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	344		346
Financing Receivable, Revolving Converted to Amortizing	10		11
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	354		357
FICO Scores, 681-720 [Member] | Home Equity Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	40		53
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	44		62
Financing Receivable, Originated Two Years before Latest Fiscal Year	51		49
Financing Receivable, Originated Three Years before Latest Fiscal Year	42		22
Financing Receivable, Originated Four Years before Latest Fiscal Year	18		14
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	60		60
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	255		260
FICO Scores, 681-720 [Member] | Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	266		254
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	266		254
FICO Scores, 681-720 [Member] | Other consumer- exit portfolios
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		1
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1		4
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	1		5
FICO Scores, 681-720 [Member] | Other Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	122		270
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	215		409
Financing Receivable, Originated Two Years before Latest Fiscal Year	306		136
Financing Receivable, Originated Three Years before Latest Fiscal Year	102		74
Financing Receivable, Originated Four Years before Latest Fiscal Year	54		34
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	43		29
Financing Receivable, Revolving	62		67
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	904		1,019
FICO Scores, 620-680 [Member] | Residential First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	38		86
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	83		153
Financing Receivable, Originated Two Years before Latest Fiscal Year	130		153
Financing Receivable, Originated Three Years before Latest Fiscal Year	134		112
Financing Receivable, Originated Four Years before Latest Fiscal Year	103		43
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	300		270
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	788		817
FICO Scores, 620-680 [Member] | Home Equity Lines of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	184		184
Financing Receivable, Revolving Converted to Amortizing	10		9
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	194		193
FICO Scores, 620-680 [Member] | Home Equity Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	16		19
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	20		27
Financing Receivable, Originated Two Years before Latest Fiscal Year	24		23
Financing Receivable, Originated Three Years before Latest Fiscal Year	21		8
Financing Receivable, Originated Four Years before Latest Fiscal Year	9		8
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	51		52
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	141		137
FICO Scores, 620-680 [Member] | Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	218		210
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	218		210
FICO Scores, 620-680 [Member] | Other consumer- exit portfolios
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2		5
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	2		5
FICO Scores, 620-680 [Member] | Other Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	63		178
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	126		294
Financing Receivable, Originated Two Years before Latest Fiscal Year	203		103
Financing Receivable, Originated Three Years before Latest Fiscal Year	72		50
Financing Receivable, Originated Four Years before Latest Fiscal Year	33		21
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	28		20
Financing Receivable, Revolving	51		53
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	576		719
FICO Scores, Below 620 [Member] | Residential First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	8		21
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	60		90
Financing Receivable, Originated Two Years before Latest Fiscal Year	131		122
Financing Receivable, Originated Three Years before Latest Fiscal Year	141		87
Financing Receivable, Originated Four Years before Latest Fiscal Year	95		53
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	425		389
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	860		762
FICO Scores, Below 620 [Member] | Home Equity Lines of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	95		97
Financing Receivable, Revolving Converted to Amortizing	7		7
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	102		104
FICO Scores, Below 620 [Member] | Home Equity Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	1		2
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	6		8
Financing Receivable, Originated Two Years before Latest Fiscal Year	13		12
Financing Receivable, Originated Three Years before Latest Fiscal Year	14		5
Financing Receivable, Originated Four Years before Latest Fiscal Year	5		7
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	38		35
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	77		69
FICO Scores, Below 620 [Member] | Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	106		95
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	106		95
FICO Scores, Below 620 [Member] | Other consumer- exit portfolios
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		1
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2		7
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	2		8
FICO Scores, Below 620 [Member] | Other Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	12		52
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	47		147
Financing Receivable, Originated Two Years before Latest Fiscal Year	120		65
Financing Receivable, Originated Three Years before Latest Fiscal Year	45		31
Financing Receivable, Originated Four Years before Latest Fiscal Year	21		14
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	16		13
Financing Receivable, Revolving	32		30
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	0		0
Loans, net of unearned income	293		352
FICO Scores, Data not available [Member] [Member] | Residential First Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	19		33
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	32		16
Financing Receivable, Originated Two Years before Latest Fiscal Year	17		49
Financing Receivable, Originated Three Years before Latest Fiscal Year	41		46
Financing Receivable, Originated Four Years before Latest Fiscal Year	45		11
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	90		92
Financing Receivable, Revolving	3		1
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	172		181
Loans, net of unearned income	419		429
FICO Scores, Data not available [Member] [Member] | Home Equity Lines of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	83		85
Financing Receivable, Revolving Converted to Amortizing	5		5
Financing Receivable, Unallocated	30		33
Loans, net of unearned income	118		123
FICO Scores, Data not available [Member] [Member] | Home Equity Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	1		1
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1		4
Financing Receivable, Originated Two Years before Latest Fiscal Year	4		5
Financing Receivable, Originated Three Years before Latest Fiscal Year	6		3
Financing Receivable, Originated Four Years before Latest Fiscal Year	4		3
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	26		25
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	16		16
Loans, net of unearned income	58		57
FICO Scores, Data not available [Member] [Member] | Consumer Credit Card Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		0
Financing Receivable, Revolving	23		20
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(31)		(18)
Loans, net of unearned income	(8)		2
FICO Scores, Data not available [Member] [Member] | Other consumer- exit portfolios
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0		0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0		0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0		0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0		1
Financing Receivable, Revolving	0		0
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(1)		0
Loans, net of unearned income	(1)		1
FICO Scores, Data not available [Member] [Member] | Other Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Originated in Current Fiscal Year	82		94
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	4		10
Financing Receivable, Originated Two Years before Latest Fiscal Year	10		7
Financing Receivable, Originated Three Years before Latest Fiscal Year	7		5
Financing Receivable, Originated Four Years before Latest Fiscal Year	5		114
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	161		65
Financing Receivable, Revolving	2		1
Financing Receivable, Revolving Converted to Amortizing	0		0
Financing Receivable, Unallocated	(111)		(149)
Loans, net of unearned income	$ 160		$ 147

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