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Loans - Balances Of Commercial Loan Portfolio Classes, Disaggregated By PD Grade (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | --- | --- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans and Leases Receivable, Allowance | $ 192,749 | $ 184,911 | $ 180,424 | $ 185,462 | $ 187,194 | $ 189,555
Total loans collectively evaluated for impairment | 29,343,285 |  |  | 27,344,254 |  |
Total loans individually evaluated for impairment | 300,726 |  |  | 234,651 |  |
Purchased credit-impaired loans | 68,799 |  |  | 122,835 |  |
Allowance - collectively evaluated for impairment | 159,579 |  |  | 149,751 |  |
Allowance - individually evaluated for impairment | 31,181 |  |  | 32,704 |  |
Allowance - purchased credit-impaired loans | $ 1,989 |  | $ 4,000 | 3,007 |  |
Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Percent of total commercial loans (percent) | 100.00% |  | 100.00% |  |  |
Loans and Leases Receivable, Allowance | $ 149,049 |  | $ 130,258 |  |  |
Total loans collectively evaluated for impairment | 22,756,648 |  | 20,437,747 |  |  |
Total loans individually evaluated for impairment | 117,585 |  | 50,558 |  |  |
Purchased credit-impaired loans | 41,067 |  | 56,893 |  |  |
Total commercial loans | $ 22,915,300 |  | $ 20,545,198 |  |  |
Percent of loan collectively evaluated for impairment (percent) | 99.00% |  | 100.00% |  |  |
Percent of loan individually evaluated for impairment (percent) | 1.00% |  | 0.00% |  |  |
Percent of loan purchased-credit impaired (percent) | 0.00% |  | 0.00% |  |  |
Allowance - collectively evaluated for impairment | $ 139,711 |  | $ 126,361 |  |  |
Allowance - individually evaluated for impairment | 8,484 |  | 1,074 |  |  |
Allowance - purchased credit-impaired loans | 854 |  | 2,823 |  |  |
Commercial Loan P D Grade One | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 657,091 |  | $ 622,763 |  |  |
Percent of total commercial loans (percent) | 3.00% |  | 3.00% |  |  |
Loans and Leases Receivable, Allowance | $ 77 |  | $ 100 |  |  |
Commercial Loan P D Grade Two | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 792,290 |  | $ 837,493 |  |  |
Percent of total commercial loans (percent) | 3.00% |  | 4.00% |  |  |
Loans and Leases Receivable, Allowance | $ 214 |  | $ 274 |  |  |
Commercial Loan P D Grade Three | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 2,105,439 |  | $ 1,789,074 |  |  |
Percent of total commercial loans (percent) | 9.00% |  | 9.00% |  |  |
Loans and Leases Receivable, Allowance | $ 313 |  | $ 315 |  |  |
Commercial Loan P D Grade Four | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 2,535,719 |  | $ 2,224,417 |  |  |
Percent of total commercial loans (percent) | 11.00% |  | 11.00% |  |  |
Loans and Leases Receivable, Allowance | $ 891 |  | $ 686 |  |  |
Commercial Loan P D Grade Five | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 3,712,665 |  | $ 3,088,258 |  |  |
Percent of total commercial loans (percent) | 16.00% |  | 15.00% |  |  |
Loans and Leases Receivable, Allowance | $ 10,548 |  | $ 8,919 |  |  |
Commercial Loan P D Grade Six | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 3,843,148 |  | $ 2,824,473 |  |  |
Percent of total commercial loans (percent) | 17.00% |  | 14.00% |  |  |
Loans and Leases Receivable, Allowance | $ 11,608 |  | $ 8,141 |  |  |
Commercial Loan P D Grade Seven | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 3,642,856 |  | $ 3,363,877 |  |  |
Percent of total commercial loans (percent) | 16.00% |  | 16.00% |  |  |
Loans and Leases Receivable, Allowance | $ 20,083 |  | $ 16,906 |  |  |
Commercial Loan P D Grade Eight | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 1,951,115 |  | $ 1,676,558 |  |  |
Percent of total commercial loans (percent) | 9.00% |  | 8.00% |  |  |
Loans and Leases Receivable, Allowance | $ 20,579 |  | $ 18,545 |  |  |
Commercial Loan P D Grade Nine | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 1,616,866 |  | $ 2,099,294 |  |  |
Percent of total commercial loans (percent) | 7.00% |  | 10.00% |  |  |
Loans and Leases Receivable, Allowance | $ 18,284 |  | $ 15,454 |  |  |
Commercial Loan P D Grade Ten | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 670,737 |  | $ 587,305 |  |  |
Percent of total commercial loans (percent) | 3.00% |  | 3.00% |  |  |
Loans and Leases Receivable, Allowance | $ 9,312 |  | $ 8,675 |  |  |
Commercial Loan P D Grade Eleven | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 485,439 |  | $ 379,741 |  |  |
Percent of total commercial loans (percent) | 2.00% |  | 2.00% |  |  |
Loans and Leases Receivable, Allowance | $ 10,585 |  | $ 7,973 |  |  |
Commercial Loan P D Grade Twelve | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 224,788 |  | $ 342,537 |  |  |
Percent of total commercial loans (percent) | 1.00% |  | 2.00% |  |  |
Loans and Leases Receivable, Allowance | $ 5,945 |  | $ 6,972 |  |  |
Commercial Loan P D Grade Thirteen | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 271,579 |  | $ 347,432 |  |  |
Percent of total commercial loans (percent) | 1.00% |  | 2.00% |  |  |
Loans and Leases Receivable, Allowance | $ 8,726 |  | $ 10,094 |  |  |
Commercial Loan P D Grade Fourteen Fifteen Sixteen | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 246,916 |  | $ 254,525 |  |  |
Percent of total commercial loans (percent) | 1.00% |  | 1.00% |  |  |
Loans and Leases Receivable, Allowance | $ 22,546 |  | $ 23,307 |  |  |
C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans and Leases Receivable, Allowance | 116,096 | 103,713 | 98,947 | 96,834 | 100,238 | 98,211
Total loans collectively evaluated for impairment | 18,904,621 |  |  | 16,349,811 |  |
Total loans individually evaluated for impairment | 115,808 |  |  | 32,599 |  |
Purchased credit-impaired loans | 33,840 |  |  | 56,335 |  |
Allowance - collectively evaluated for impairment | 106,758 |  |  | 93,429 |  |
Allowance - individually evaluated for impairment | 8,484 |  |  | 1,213 |  |
Allowance - purchased credit-impaired loans | 854 |  |  | 2,192 |  |
C&I | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Total loans collectively evaluated for impairment | 14,925,394 |  | 14,152,795 |  |  |
Total loans individually evaluated for impairment | 75,778 |  | 45,704 |  |  |
Purchased credit-impaired loans | 33,840 |  | 41,730 |  |  |
Total commercial loans | 15,035,012 |  | 14,240,229 |  |  |
C&I | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Total loans collectively evaluated for impairment | 3,751,656 |  | 2,023,746 |  |  |
Total loans individually evaluated for impairment | 37,256 |  | 0 |  |  |
Purchased credit-impaired loans | 0 |  | 0 |  |  |
Total commercial loans | 3,788,912 |  | 2,023,746 |  |  |
C&I | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Total loans collectively evaluated for impairment | 227,571 |  | 247,465 |  |  |
Total loans individually evaluated for impairment | 2,774 |  | 2,888 |  |  |
Purchased credit-impaired loans | 0 |  | 0 |  |  |
Total commercial loans | 230,345 |  | 250,353 |  |  |
Valuation allowance | 19,100 |  | 20,200 |  |  |
C&I | Commercial Loan P D Grade One | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 644,320 |  | 610,177 |  |  |
C&I | Commercial Loan P D Grade One | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
C&I | Commercial Loan P D Grade One | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Two | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 784,770 |  | 835,776 |  |  |
C&I | Commercial Loan P D Grade Two | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Two | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Three | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 714,521 |  | 782,362 |  |  |
C&I | Commercial Loan P D Grade Three | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 1,005,546 |  | 716,971 |  |  |
C&I | Commercial Loan P D Grade Three | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 3,314 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Four | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 1,323,078 |  | 1,223,092 |  |  |
C&I | Commercial Loan P D Grade Four | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 783,813 |  | 394,862 |  |  |
C&I | Commercial Loan P D Grade Four | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 35,786 |  | 43,220 |  |  |
C&I | Commercial Loan P D Grade Five | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 2,039,017 |  | 1,920,034 |  |  |
C&I | Commercial Loan P D Grade Five | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 625,650 |  | 277,814 |  |  |
C&I | Commercial Loan P D Grade Five | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 80,765 |  | 77,751 |  |  |
C&I | Commercial Loan P D Grade Six | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 2,372,435 |  | 1,722,136 |  |  |
C&I | Commercial Loan P D Grade Six | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 762,708 |  | 365,341 |  |  |
C&I | Commercial Loan P D Grade Six | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 33,815 |  | 45,609 |  |  |
C&I | Commercial Loan P D Grade Seven | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 2,788,867 |  | 2,690,784 |  |  |
C&I | Commercial Loan P D Grade Seven | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 215,894 |  | 96,603 |  |  |
C&I | Commercial Loan P D Grade Seven | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 11,446 |  | 11,446 |  |  |
C&I | Commercial Loan P D Grade Eight | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 1,435,796 |  | 1,337,113 |  |  |
C&I | Commercial Loan P D Grade Eight | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 234,238 |  | 53,224 |  |  |
C&I | Commercial Loan P D Grade Eight | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Nine | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 1,235,046 |  | 1,472,852 |  |  |
C&I | Commercial Loan P D Grade Nine | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 111,728 |  | 96,292 |  |  |
C&I | Commercial Loan P D Grade Nine | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 26,123 |  | 45,117 |  |  |
C&I | Commercial Loan P D Grade Ten | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 555,544 |  | 490,795 |  |  |
C&I | Commercial Loan P D Grade Ten | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 7,218 |  | 13,260 |  |  |
C&I | Commercial Loan P D Grade Ten | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 18,536 |  | 18,536 |  |  |
C&I | Commercial Loan P D Grade Eleven | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 414,018 |  | 311,967 |  |  |
C&I | Commercial Loan P D Grade Eleven | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Eleven | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 12,000 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Twelve | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 196,321 |  | 244,867 |  |  |
C&I | Commercial Loan P D Grade Twelve | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 4,861 |  | 9,379 |  |  |
C&I | Commercial Loan P D Grade Twelve | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Thirteen | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 213,551 |  | 285,987 |  |  |
C&I | Commercial Loan P D Grade Thirteen | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Thirteen | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 5,786 |  | 5,786 |  |  |
C&I | Commercial Loan P D Grade Fourteen Fifteen Sixteen | General C&I | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 208,110 |  | 224,853 |  |  |
C&I | Commercial Loan P D Grade Fourteen Fifteen Sixteen | Loans to Mortgage Companies | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
C&I | Commercial Loan P D Grade Fourteen Fifteen Sixteen | TRUPs | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
Commercial real estate | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Loans and Leases Receivable, Allowance | 32,953 | $ 34,382 | 31,311 | 33,832 | $ 29,057 | $ 28,427
Total loans collectively evaluated for impairment | 3,852,027 |  |  | 4,106,974 |  |
Total loans individually evaluated for impairment | 1,777 |  |  | 2,252 |  |
Purchased credit-impaired loans | 7,227 |  |  | 27,130 |  |
Allowance - collectively evaluated for impairment | 32,953 |  |  | 33,744 |  |
Allowance - individually evaluated for impairment | 0 |  |  | 0 |  |
Allowance - purchased credit-impaired loans | 0 |  |  | $ 88 |  |
Commercial real estate | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Total loans collectively evaluated for impairment | 3,731,807 |  | 3,877,848 |  |  |
Total loans individually evaluated for impairment | 1,777 |  | 1,966 |  |  |
Purchased credit-impaired loans | 5,722 |  | 12,730 |  |  |
Total commercial loans | 3,739,306 |  | 3,892,544 |  |  |
Commercial real estate | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Total loans collectively evaluated for impairment | 120,220 |  | 135,893 |  |  |
Total loans individually evaluated for impairment | 0 |  | 0 |  |  |
Purchased credit-impaired loans | 1,505 |  | 2,433 |  |  |
Total commercial loans | 121,725 |  | 138,326 |  |  |
Commercial real estate | Commercial Loan P D Grade One | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 12,771 |  | 12,586 |  |  |
Commercial real estate | Commercial Loan P D Grade One | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 0 |  | 0 |  |  |
Commercial real estate | Commercial Loan P D Grade Two | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 7,498 |  | 1,688 |  |  |
Commercial real estate | Commercial Loan P D Grade Two | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 22 |  | 29 |  |  |
Commercial real estate | Commercial Loan P D Grade Three | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 381,343 |  | 289,594 |  |  |
Commercial real estate | Commercial Loan P D Grade Three | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 715 |  | 147 |  |  |
Commercial real estate | Commercial Loan P D Grade Four | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 392,617 |  | 563,243 |  |  |
Commercial real estate | Commercial Loan P D Grade Four | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 425 |  | 0 |  |  |
Commercial real estate | Commercial Loan P D Grade Five | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 946,927 |  | 798,509 |  |  |
Commercial real estate | Commercial Loan P D Grade Five | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 20,306 |  | 14,150 |  |  |
Commercial real estate | Commercial Loan P D Grade Six | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 661,250 |  | 657,628 |  |  |
Commercial real estate | Commercial Loan P D Grade Six | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 12,940 |  | 33,759 |  |  |
Commercial real estate | Commercial Loan P D Grade Seven | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 588,840 |  | 538,909 |  |  |
Commercial real estate | Commercial Loan P D Grade Seven | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 37,809 |  | 26,135 |  |  |
Commercial real estate | Commercial Loan P D Grade Eight | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 258,834 |  | 265,901 |  |  |
Commercial real estate | Commercial Loan P D Grade Eight | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 22,247 |  | 20,320 |  |  |
Commercial real estate | Commercial Loan P D Grade Nine | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 229,873 |  | 455,184 |  |  |
Commercial real estate | Commercial Loan P D Grade Nine | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 14,096 |  | 29,849 |  |  |
Commercial real estate | Commercial Loan P D Grade Ten | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 85,578 |  | 60,803 |  |  |
Commercial real estate | Commercial Loan P D Grade Ten | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 3,861 |  | 3,911 |  |  |
Commercial real estate | Commercial Loan P D Grade Eleven | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 55,898 |  | 66,986 |  |  |
Commercial real estate | Commercial Loan P D Grade Eleven | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 3,523 |  | 788 |  |  |
Commercial real estate | Commercial Loan P D Grade Twelve | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 22,436 |  | 82,574 |  |  |
Commercial real estate | Commercial Loan P D Grade Twelve | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 1,170 |  | 5,717 |  |  |
Commercial real estate | Commercial Loan P D Grade Thirteen | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 50,113 |  | 55,408 |  |  |
Commercial real estate | Commercial Loan P D Grade Thirteen | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 2,129 |  | 251 |  |  |
Commercial real estate | Commercial Loan P D Grade Fourteen Fifteen Sixteen | Income CRE | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | 37,829 |  | 28,835 |  |  |
Commercial real estate | Commercial Loan P D Grade Fourteen Fifteen Sixteen | Residential C R E | Commercial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Commercial loan, disaggregated by PD grade | $ 977 |  | $ 837 |  |  |

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