Loans - Accruing And Non-Accruing Loans By Class (Details) - USD ($) $ in Thousands	Sep. 30, 2019		Dec. 31, 2018		Sep. 30, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	$ 31,260,833	[1]	$ 27,535,532	[1]	$ 27,350,214
Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	31,017,663		27,312,619
Total Accruing	31,088,338		27,387,783
Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	49,563		42,703
Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	21,112		32,461
Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	110,874		101,879
Total Non-Accruing	172,495		147,749
Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	10,430		11,831
Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	51,191		34,039
Commercial | Commercial, financial, and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	20,293,930		16,514,328		16,044,145
Commercial | Commercial, financial, and industrial | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	20,195,281		16,463,919
Total Accruing	20,217,226		16,474,552
Commercial | Commercial, financial, and industrial | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	19,752		8,858
Commercial | Commercial, financial, and industrial | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	2,193		1,775
Commercial | Commercial, financial, and industrial | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	43,877		26,325
Total Non-Accruing	76,704		39,776
Commercial | Commercial, financial, and industrial | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	960		5,537
Commercial | Commercial, financial, and industrial | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	31,867		7,914
Commercial | Commercial, financial, and industrial | General C I, Excluding Purchase Credit-Impaired Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	15,008,282
Commercial | Commercial, financial, and industrial | General C I, Excluding Purchase Credit-Impaired Loans | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	14,914,990
Total Accruing	14,934,303
Commercial | Commercial, financial, and industrial | General C I, Excluding Purchase Credit-Impaired Loans | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	18,979
Commercial | Commercial, financial, and industrial | General C I, Excluding Purchase Credit-Impaired Loans | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	334
Commercial | Commercial, financial, and industrial | General C I, Excluding Purchase Credit-Impaired Loans | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	43,877
Total Non-Accruing	73,979
Commercial | Commercial, financial, and industrial | General C I, Excluding Purchase Credit-Impaired Loans | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	960
Commercial | Commercial, financial, and industrial | General C I, Excluding Purchase Credit-Impaired Loans | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	29,142
Commercial | Commercial, financial, and industrial | General C&I
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income			14,198,499
Commercial | Commercial, financial, and industrial | General C&I | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current			14,153,275
Total Accruing			14,161,611
Commercial | Commercial, financial, and industrial | General C&I | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due			8,234
Commercial | Commercial, financial, and industrial | General C&I | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due			102
Commercial | Commercial, financial, and industrial | General C&I | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current			26,325
Total Non-Accruing			36,888
Commercial | Commercial, financial, and industrial | General C&I | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due			5,537
Commercial | Commercial, financial, and industrial | General C&I | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due			5,026
Commercial | Commercial, financial, and industrial | Loans to Mortgage Companies
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	5,037,551		2,023,746
Commercial | Commercial, financial, and industrial | Loans to Mortgage Companies | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	5,037,551		2,023,746
Total Accruing	5,037,551		2,023,746
Commercial | Commercial, financial, and industrial | Loans to Mortgage Companies | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial, financial, and industrial | Loans to Mortgage Companies | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial, financial, and industrial | Loans to Mortgage Companies | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		0
Total Non-Accruing	0		0
Commercial | Commercial, financial, and industrial | Loans to Mortgage Companies | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial, financial, and industrial | Loans to Mortgage Companies | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial, financial, and industrial | TRUPs
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	218,296		250,353
Valuation allowance	19,100		20,200
Commercial | Commercial, financial, and industrial | TRUPs | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	215,571		247,465
Total Accruing	215,571		247,465
Commercial | Commercial, financial, and industrial | TRUPs | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial, financial, and industrial | TRUPs | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial, financial, and industrial | TRUPs | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		0
Total Non-Accruing	2,725		2,888
Commercial | Commercial, financial, and industrial | TRUPs | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial, financial, and industrial | TRUPs | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	2,725		2,888
Commercial | Commercial, financial, and industrial | C&I Purchase Credit Impaired Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	29,801		41,730
Commercial | Commercial, financial, and industrial | C&I Purchase Credit Impaired Loans | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	27,169		39,433
Total Accruing	29,801		41,730
Commercial | Commercial, financial, and industrial | C&I Purchase Credit Impaired Loans | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	773		624
Commercial | Commercial, financial, and industrial | C&I Purchase Credit Impaired Loans | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,859		1,673
Commercial | Commercial, financial, and industrial | C&I Purchase Credit Impaired Loans | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		0
Total Non-Accruing	0		0
Commercial | Commercial, financial, and industrial | C&I Purchase Credit Impaired Loans | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial, financial, and industrial | C&I Purchase Credit Impaired Loans | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	4,228,598		4,030,870		4,237,036
Commercial | Commercial real estate | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	4,225,062		4,025,398
Total Accruing	4,226,661		4,027,879
Commercial | Commercial real estate | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,557		729
Commercial | Commercial real estate | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	42		1,752
Commercial | Commercial real estate | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		62
Total Non-Accruing	1,937		2,991
Commercial | Commercial real estate | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial real estate | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,937		2,929
Commercial | Commercial real estate | Income CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	4,107,971		3,879,814
Commercial | Commercial real estate | Income CRE | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	4,104,826		3,876,229
Total Accruing	4,106,034		3,876,855
Commercial | Commercial real estate | Income CRE | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,208		626
Commercial | Commercial real estate | Income CRE | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial real estate | Income CRE | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		30
Total Non-Accruing	1,937		2,959
Commercial | Commercial real estate | Income CRE | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial real estate | Income CRE | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,937		2,929
Commercial | Commercial real estate | Residential CRE
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	114,154		135,893
Commercial | Commercial real estate | Residential CRE | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	114,154		135,861
Total Accruing	114,154		135,861
Commercial | Commercial real estate | Residential CRE | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial real estate | Residential CRE | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial real estate | Residential CRE | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		32
Total Non-Accruing	0		32
Commercial | Commercial real estate | Residential CRE | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial real estate | Residential CRE | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial real estate | CRE Purchase Credit Impaired Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	6,473		15,163
Commercial | Commercial real estate | CRE Purchase Credit Impaired Loans | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	6,082		13,308
Total Accruing	6,473		15,163
Commercial | Commercial real estate | CRE Purchase Credit Impaired Loans | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	349		103
Commercial | Commercial real estate | CRE Purchase Credit Impaired Loans | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	42		1,752
Commercial | Commercial real estate | CRE Purchase Credit Impaired Loans | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		0
Total Non-Accruing	0		0
Commercial | Commercial real estate | CRE Purchase Credit Impaired Loans | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Commercial | Commercial real estate | CRE Purchase Credit Impaired Loans | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Consumer | Consumer Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	6,062,829		6,249,516		6,300,983
Consumer | Consumer Real Estate | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	5,948,072		6,120,405
Total Accruing	5,983,606		6,166,868
Consumer | Consumer Real Estate | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	19,664		24,217
Consumer | Consumer Real Estate | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	15,870		22,246
Consumer | Consumer Real Estate | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	58,524		64,155
Total Non-Accruing	79,223		82,648
Consumer | Consumer Real Estate | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	9,021		5,238
Consumer | Consumer Real Estate | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	11,678		13,255
Consumer | Consumer Real Estate | HELOC
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	1,343,794		1,526,537
Consumer | Consumer Real Estate | HELOC | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	1,267,603		1,443,651
Total Accruing	1,283,970		1,465,433
Consumer | Consumer Real Estate | HELOC | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	9,694		11,653
Consumer | Consumer Real Estate | HELOC | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	6,673		10,129
Consumer | Consumer Real Estate | HELOC | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	45,456		49,009
Total Non-Accruing	59,824		61,104
Consumer | Consumer Real Estate | HELOC | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	6,601		3,314
Consumer | Consumer Real Estate | HELOC | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	7,767		8,781
Consumer | Consumer Real Estate | R/E Installment Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	4,692,303		4,691,169
Consumer | Consumer Real Estate | R/E Installment Loans | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	4,659,224		4,652,658
Total Accruing	4,672,904		4,669,625
Consumer | Consumer Real Estate | R/E Installment Loans | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	8,032		10,470
Consumer | Consumer Real Estate | R/E Installment Loans | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	5,648		6,497
Consumer | Consumer Real Estate | R/E Installment Loans | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	13,068		15,146
Total Non-Accruing	19,399		21,544
Consumer | Consumer Real Estate | R/E Installment Loans | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	2,420		1,924
Consumer | Consumer Real Estate | R/E Installment Loans | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	3,911		4,474
Consumer | Consumer Real Estate | RE Installment Purchase Credit Impaired Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	26,732		31,810
Consumer | Consumer Real Estate | RE Installment Purchase Credit Impaired Loans | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	21,245		24,096
Total Accruing	26,732		31,810
Consumer | Consumer Real Estate | RE Installment Purchase Credit Impaired Loans | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,938		2,094
Consumer | Consumer Real Estate | RE Installment Purchase Credit Impaired Loans | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	3,549		5,620
Consumer | Consumer Real Estate | RE Installment Purchase Credit Impaired Loans | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		0
Total Non-Accruing	0		0
Consumer | Consumer Real Estate | RE Installment Purchase Credit Impaired Loans | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Consumer | Consumer Real Estate | RE Installment Purchase Credit Impaired Loans | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Consumer | Permanent Mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	182,467		222,448		237,254
Consumer | Permanent Mortgage | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	161,198		193,591
Total Accruing	168,180		200,738
Consumer | Permanent Mortgage | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	5,338		2,585
Consumer | Permanent Mortgage | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,644		4,562
Consumer | Permanent Mortgage | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	8,401		11,227
Total Non-Accruing	14,287		21,710
Consumer | Permanent Mortgage | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	373		996
Consumer | Permanent Mortgage | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	5,513		9,487
Consumer | Credit Card and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	493,009		518,370		$ 530,796
Consumer | Credit Card and Other | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	488,050		509,306
Total Accruing	492,665		517,746
Consumer | Credit Card and Other | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	3,252		6,314
Consumer | Credit Card and Other | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,363		2,126
Consumer | Credit Card and Other | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	72		110
Total Non-Accruing	344		624
Consumer | Credit Card and Other | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	76		60
Consumer | Credit Card and Other | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	196		454
Consumer | Credit Card and Other | Credit Card
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	203,087		191,345
Consumer | Credit Card and Other | Credit Card | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	200,696		188,009
Total Accruing	203,087		191,345
Consumer | Credit Card and Other | Credit Card | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,264		2,133
Consumer | Credit Card and Other | Credit Card | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,127		1,203
Consumer | Credit Card and Other | Credit Card | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		0
Total Non-Accruing	0		0
Consumer | Credit Card and Other | Credit Card | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Consumer | Credit Card and Other | Credit Card | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Consumer | Credit Card and Other | Other Consumer Loans Class
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	289,238		325,271
Consumer | Credit Card and Other | Other Consumer Loans Class | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	286,983		320,551
Total Accruing	288,894		324,647
Consumer | Credit Card and Other | Other Consumer Loans Class | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	1,728		3,570
Consumer | Credit Card and Other | Other Consumer Loans Class | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	183		526
Consumer | Credit Card and Other | Other Consumer Loans Class | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	72		110
Total Non-Accruing	344		624
Consumer | Credit Card and Other | Other Consumer Loans Class | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	76		60
Consumer | Credit Card and Other | Other Consumer Loans Class | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	196		454
Consumer | Credit Card and Other | Other Purchased Credit Impaired Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans, net of unearned income	684		1,754
Consumer | Credit Card and Other | Other Purchased Credit Impaired Loans | Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	371		746
Total Accruing	684		1,754
Consumer | Credit Card and Other | Other Purchased Credit Impaired Loans | Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	260		611
Consumer | Credit Card and Other | Other Purchased Credit Impaired Loans | Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	53		397
Consumer | Credit Card and Other | Other Purchased Credit Impaired Loans | Non-Accruing
Accounts, Notes, Loans and Financing Receivable [Line Items]
Current	0		0
Total Non-Accruing	0		0
Consumer | Credit Card and Other | Other Purchased Credit Impaired Loans | Non-Accruing | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	0		0
Consumer | Credit Card and Other | Other Purchased Credit Impaired Loans | Non-Accruing | 90+ Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due	$ 0		$ 0

[1] September 30, 2019 and December 31, 2018 include $18.2 million and $28.6 million, respectively, of held-to-maturity consumer mortgage loans secured by residential real estate in process of foreclosure.