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Loans - Accruing And Non-Accruing Loans By Class (Details) - USD ($) $ in Thousands | Sep. 30, 2018 | Dec. 31, 2017 | Sep. 30, 2017
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | $ 27,350,214 | [1] | $ 27,658,929 | [1] | $ 20,166,091
Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 27,108,765 |  | 27,435,858 |  |
Total Accruing | 27,203,857 |  | 27,528,310 |  |
Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 53,613 |  | 50,884 |  |
Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 41,479 |  | 41,568 |  |
Non-Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 101,712 |  | 70,040 |  |
Total Non- Accruing | 146,357 |  | 130,619 |  |
Non-Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 8,425 |  | 13,654 |  |
Non-Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 36,220 |  | 46,925 |  |
Commercial Portfolio Segment |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 16,044,145 |  | 16,057,273 |  |
Commercial Portfolio Segment | General C&I |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 13,645,749 |  | 13,550,990 |  |
Commercial Portfolio Segment | Loans to Mortgage Companies |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 2,092,366 |  | 2,099,961 |  |
Commercial Portfolio Segment | TRUPs |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 256,287 |  | 306,915 |  |
Valuation allowance | 20,500 |  | 25,500 |  |
Commercial Portfolio Segment | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 49,743 |  | 99,407 |  |
Commercial Portfolio Segment | Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 15,978,736 |  | 15,996,404 |  |
Total Accruing | 16,002,021 |  | 16,026,120 |  |
Commercial Portfolio Segment | Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 9,586 |  | 10,264 |  |
Commercial Portfolio Segment | Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 13,699 |  | 19,452 |  |
Commercial Portfolio Segment | Accruing | General C&I |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 13,597,235 |  | 13,514,752 |  |
Total Accruing | 13,606,561 |  | 13,522,904 |  |
Commercial Portfolio Segment | Accruing | General C&I | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 9,202 |  | 8,057 |  |
Commercial Portfolio Segment | Accruing | General C&I | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 124 |  | 95 |  |
Commercial Portfolio Segment | Accruing | Loans to Mortgage Companies |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 2,092,366 |  | 2,099,961 |  |
Total Accruing | 2,092,366 |  | 2,099,961 |  |
Commercial Portfolio Segment | Accruing | Loans to Mortgage Companies | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial Portfolio Segment | Accruing | Loans to Mortgage Companies | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial Portfolio Segment | Accruing | TRUPs |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 253,351 |  | 303,848 |  |
Total Accruing | 253,351 |  | 303,848 |  |
Commercial Portfolio Segment | Accruing | TRUPs | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial Portfolio Segment | Accruing | TRUPs | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial Portfolio Segment | Accruing | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 35,784 |  | 77,843 |  |
Total Accruing | 49,743 |  | 99,407 |  |
Commercial Portfolio Segment | Accruing | Purchased credit-impaired loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 384 |  | 2,207 |  |
Commercial Portfolio Segment | Accruing | Purchased credit-impaired loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 13,575 |  | 19,357 |  |
Commercial Portfolio Segment | Non-Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 25,713 |  | 1,761 |  |
Total Non- Accruing | 42,124 |  | 31,153 |  |
Commercial Portfolio Segment | Non-Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 1,284 |  | 7,019 |  |
Commercial Portfolio Segment | Non-Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 15,127 |  | 22,373 |  |
Commercial Portfolio Segment | Non-Accruing | General C&I |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 25,713 |  | 1,761 |  |
Total Non- Accruing | 39,188 |  | 28,086 |  |
Commercial Portfolio Segment | Non-Accruing | General C&I | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 1,284 |  | 7,019 |  |
Commercial Portfolio Segment | Non-Accruing | General C&I | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 12,191 |  | 19,306 |  |
Commercial Portfolio Segment | Non-Accruing | Loans to Mortgage Companies |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 0 |  | 0 |  |
Total Non- Accruing | 0 |  | 0 |  |
Commercial Portfolio Segment | Non-Accruing | Loans to Mortgage Companies | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial Portfolio Segment | Non-Accruing | Loans to Mortgage Companies | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial Portfolio Segment | Non-Accruing | TRUPs |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 0 |  | 0 |  |
Total Non- Accruing | 2,936 |  | 3,067 |  |
Commercial Portfolio Segment | Non-Accruing | TRUPs | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial Portfolio Segment | Non-Accruing | TRUPs | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 2,936 |  | 3,067 |  |
Commercial Portfolio Segment | Non-Accruing | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 0 |  | 0 |  |
Total Non- Accruing | 0 |  | 0 |  |
Commercial Portfolio Segment | Non-Accruing | Purchased credit-impaired loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial Portfolio Segment | Non-Accruing | Purchased credit-impaired loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial real estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 4,237,036 |  | 4,214,695 |  |
Commercial real estate | Income CRE |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 4,048,925 |  | 4,078,948 |  |
Commercial real estate | Residential CRE |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 164,915 |  | 99,635 |  |
Commercial real estate | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 23,196 |  | 36,112 |  |
Commercial real estate | Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 4,227,508 |  | 4,207,123 |  |
Total Accruing | 4,236,030 |  | 4,213,302 |  |
Commercial real estate | Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 8,417 |  | 3,926 |  |
Commercial real estate | Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 105 |  | 2,253 |  |
Commercial real estate | Accruing | Income CRE |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 4,041,797 |  | 4,077,106 |  |
Total Accruing | 4,048,449 |  | 4,078,346 |  |
Commercial real estate | Accruing | Income CRE | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 6,652 |  | 1,240 |  |
Commercial real estate | Accruing | Income CRE | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial real estate | Accruing | Residential CRE |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 164,338 |  | 98,844 |  |
Total Accruing | 164,385 |  | 98,844 |  |
Commercial real estate | Accruing | Residential CRE | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 47 |  | 0 |  |
Commercial real estate | Accruing | Residential CRE | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial real estate | Accruing | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 21,373 |  | 31,173 |  |
Total Accruing | 23,196 |  | 36,112 |  |
Commercial real estate | Accruing | Purchased credit-impaired loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 1,718 |  | 2,686 |  |
Commercial real estate | Accruing | Purchased credit-impaired loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 105 |  | 2,253 |  |
Commercial real estate | Non-Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 70 |  | 56 |  |
Total Non- Accruing | 1,006 |  | 1,393 |  |
Commercial real estate | Non-Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 37 |  | 0 |  |
Commercial real estate | Non-Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 899 |  | 1,337 |  |
Commercial real estate | Non-Accruing | Income CRE |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 35 |  | 56 |  |
Total Non- Accruing | 476 |  | 602 |  |
Commercial real estate | Non-Accruing | Income CRE | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 37 |  | 0 |  |
Commercial real estate | Non-Accruing | Income CRE | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 404 |  | 546 |  |
Commercial real estate | Non-Accruing | Residential CRE |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 35 |  | 0 |  |
Total Non- Accruing | 530 |  | 791 |  |
Commercial real estate | Non-Accruing | Residential CRE | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial real estate | Non-Accruing | Residential CRE | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 495 |  | 791 |  |
Commercial real estate | Non-Accruing | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 0 |  | 0 |  |
Total Non- Accruing | 0 |  | 0 |  |
Commercial real estate | Non-Accruing | Purchased credit-impaired loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Commercial real estate | Non-Accruing | Purchased credit-impaired loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Consumer real estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 6,191,183 |  | 6,367,755 |  |
Consumer real estate | HELOC |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 1,578,460 |  | 1,823,710 |  |
Consumer real estate | R/E Installment Loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 4,578,389 |  | 4,505,515 |  |
Consumer real estate | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 34,334 |  | 38,530 |  |
Consumer real estate | Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 6,065,415 |  | 6,254,801 |  |
Total Accruing | 6,110,984 |  | 6,296,268 |  |
Consumer real estate | Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 25,354 |  | 27,034 |  |
Consumer real estate | Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 20,215 |  | 14,433 |  |
Consumer real estate | Accruing | HELOC |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 1,495,298 |  | 1,743,776 |  |
Total Accruing | 1,518,411 |  | 1,771,222 |  |
Consumer real estate | Accruing | HELOC | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 14,582 |  | 17,744 |  |
Consumer real estate | Accruing | HELOC | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 8,531 |  | 9,702 |  |
Consumer real estate | Accruing | R/E Installment Loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 4,541,642 |  | 4,475,669 |  |
Total Accruing | 4,558,239 |  | 4,486,516 |  |
Consumer real estate | Accruing | R/E Installment Loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 8,589 |  | 7,274 |  |
Consumer real estate | Accruing | R/E Installment Loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 8,008 |  | 3,573 |  |
Consumer real estate | Accruing | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 28,475 |  | 35,356 |  |
Total Accruing | 34,334 |  | 38,530 |  |
Consumer real estate | Accruing | Purchased credit-impaired loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 2,183 |  | 2,016 |  |
Consumer real estate | Accruing | Purchased credit-impaired loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 3,676 |  | 1,158 |  |
Consumer real estate | Non-Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 63,619 |  | 54,947 |  |
Total Non- Accruing | 80,199 |  | 71,487 |  |
Consumer real estate | Non-Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 6,277 |  | 5,583 |  |
Consumer real estate | Non-Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 10,303 |  | 10,957 |  |
Consumer real estate | Non-Accruing | HELOC |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 48,400 |  | 40,508 |  |
Total Non- Accruing | 60,049 |  | 52,488 |  |
Consumer real estate | Non-Accruing | HELOC | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 4,038 |  | 3,626 |  |
Consumer real estate | Non-Accruing | HELOC | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 7,611 |  | 8,354 |  |
Consumer real estate | Non-Accruing | R/E Installment Loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 15,219 |  | 14,439 |  |
Total Non- Accruing | 20,150 |  | 18,999 |  |
Consumer real estate | Non-Accruing | R/E Installment Loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 2,239 |  | 1,957 |  |
Consumer real estate | Non-Accruing | R/E Installment Loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 2,692 |  | 2,603 |  |
Consumer real estate | Non-Accruing | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 0 |  | 0 |  |
Total Non- Accruing | 0 |  | 0 |  |
Consumer real estate | Non-Accruing | Purchased credit-impaired loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Consumer real estate | Non-Accruing | Purchased credit-impaired loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Permanent mortgage |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 347,054 |  | 399,307 |  |
Permanent mortgage | Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 315,746 |  | 365,527 |  |
Total Accruing | 324,732 |  | 372,917 |  |
Permanent mortgage | Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 4,051 |  | 3,930 |  |
Permanent mortgage | Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 4,935 |  | 3,460 |  |
Permanent mortgage | Non-Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 12,217 |  | 13,245 |  |
Total Non- Accruing | 22,322 |  | 26,390 |  |
Permanent mortgage | Non-Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 749 |  | 1,052 |  |
Permanent mortgage | Non-Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 9,356 |  | 12,093 |  |
Credit Card And Other Portfolio Segment |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 530,796 |  | 619,899 |  |
Credit Card And Other Portfolio Segment | Credit card |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 196,051 |  | 196,364 |  |
Credit Card And Other Portfolio Segment | Other |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 332,174 |  | 418,035 |  |
Credit Card And Other Portfolio Segment | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Total loans, net of unearned income | 2,571 |  | 5,500 |  |
Credit Card And Other Portfolio Segment | Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 521,360 |  | 612,003 |  |
Total Accruing | 530,090 |  | 619,703 |  |
Credit Card And Other Portfolio Segment | Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 6,205 |  | 5,730 |  |
Credit Card And Other Portfolio Segment | Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 2,525 |  | 1,970 |  |
Credit Card And Other Portfolio Segment | Accruing | Credit card |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 193,681 |  | 193,940 |  |
Total Accruing | 196,051 |  | 196,364 |  |
Credit Card And Other Portfolio Segment | Accruing | Credit card | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 1,292 |  | 1,371 |  |
Credit Card And Other Portfolio Segment | Accruing | Credit card | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 1,078 |  | 1,053 |  |
Credit Card And Other Portfolio Segment | Accruing | Other |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 326,672 |  | 415,070 |  |
Total Accruing | 331,468 |  | 417,839 |  |
Credit Card And Other Portfolio Segment | Accruing | Other | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 4,078 |  | 2,666 |  |
Credit Card And Other Portfolio Segment | Accruing | Other | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 718 |  | 103 |  |
Credit Card And Other Portfolio Segment | Accruing | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 1,007 |  | 2,993 |  |
Total Accruing | 2,571 |  | 5,500 |  |
Credit Card And Other Portfolio Segment | Accruing | Purchased credit-impaired loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 835 |  | 1,693 |  |
Credit Card And Other Portfolio Segment | Accruing | Purchased credit-impaired loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 729 |  | 814 |  |
Credit Card And Other Portfolio Segment | Non-Accruing |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 93 |  | 31 |  |
Total Non- Accruing | 706 |  | 196 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 78 |  | 0 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 535 |  | 165 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | Credit card |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 0 |  | 0 |  |
Total Non- Accruing | 0 |  | 0 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | Credit card | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | Credit card | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | Other |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 93 |  | 31 |  |
Total Non- Accruing | 706 |  | 196 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | Other | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 78 |  | 0 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | Other | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 535 |  | 165 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | Purchased credit-impaired loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Current | 0 |  | 0 |  |
Total Non- Accruing | 0 |  | 0 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | Purchased credit-impaired loans | 30-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | 0 |  | 0 |  |
Credit Card And Other Portfolio Segment | Non-Accruing | Purchased credit-impaired loans | 90 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Past Due | $ 0 |  | $ 0 |  |
[1] | September 30, 2018 and December 31, 2017 include $20.8 million and $22.7 million, respectively, of held-to-maturity consumer mortgage loans secured by residential real estate in process of foreclosure.

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