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Loans and Allowance for Loan Losses (Tables) | 12 Months Ended
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Dec. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Loans, Net of Unearned Income |
﻿ |  |  |  |  |  |
﻿ |  |  |  |  |  |
﻿ |  |  |  |  |  |
﻿(in thousands) |  | 2017 |  | 2016
﻿Commercial non-real estate |  | $ | 8,297,937 |  | $ | 7,613,917
﻿Commercial real estate - owner occupied |  |  | 2,142,439 |  |  | 1,906,821
﻿Total commercial and industrial |  |  | 10,440,376 |  |  | 9,520,738
﻿Commercial real estate - income producing |  |  | 2,384,599 |  |  | 2,013,890
﻿Construction and land development |  |  | 1,373,421 |  |  | 1,010,879
﻿Residential mortgages |  |  | 2,690,472 |  |  | 2,146,713
﻿Consumer |  |  | 2,115,295 |  |  | 2,059,931
﻿Total loans |  | $ | 19,004,163 |  | $ | 16,752,151
﻿
Allowance for Loan Losses by Portfolio Class |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Commercial Non-Real Estate |  | Commercial Real Estate- Owner Occupied |  | Total Commercial and Industrial |  | Commercial Real Estate- Income Producing |  | Construction and Land Development |  | Residential Mortgages |  | Consumer |  | Total
﻿(in thousands) |  | Year Ended December 31, 2017
﻿Allowance for loan losses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Beginning balance |  | $ | 147,052 |  | $ | 11,083 |  | $ | 158,135 |  | $ | 13,509 |  | $ | 6,271 |  | $ | 25,361 |  | $ | 26,142 |  | $ | 229,418
﻿Purchased credit impaired activity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Charge-offs |  |  | — |  |  | — |  |  | — |  |  | — |  |  | (77) |  |  | (297) |  |  | (153) |  |  | (527)
﻿Recoveries |  |  | 7 |  |  | 453 |  |  | 460 |  |  | 1 |  |  | 144 |  |  | 24 |  |  | 75 |  |  | 704
﻿Net provision for loan losses |  |  | 79 |  |  | (882) |  |  | (803) |  |  | (213) |  |  | (301) |  |  | (168) |  |  | (412) |  |  | (1,897)
﻿(Decrease) increase in FDIC loss share receivable |  |  | (47) |  |  | — |  |  | (47) |  |  | — |  |  | — |  |  | (2,344) |  |  | (135) |  |  | (2,526)
﻿Non-purchased credit impaired activity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | —
﻿Charge-offs |  |  | (51,479) |  |  | (558) |  |  | (52,037) |  |  | (259) |  |  | (619) |  |  | (2,542) |  |  | (31,277) |  |  | (86,734)
﻿Recoveries |  |  | 7,519 |  |  | 395 |  |  | 7,914 |  |  | 987 |  |  | 1,459 |  |  | 1,040 |  |  | 6,605 |  |  | 18,005
﻿Net provision for loan losses |  |  | 24,787 |  |  | 2,471 |  |  | 27,258 |  |  | (316) |  |  | 495 |  |  | 3,770 |  |  | 29,658 |  |  | 60,865
﻿Ending balance |  | $ | 127,918 |  | $ | 12,962 |  | $ | 140,880 |  | $ | 13,709 |  | $ | 7,372 |  | $ | 24,844 |  | $ | 30,503 |  | $ | 217,308
﻿Ending balance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Allowance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Individually evaluated for impairment |  | $ | 16,129 |  | $ | 793 |  | $ | 16,922 |  | $ | 1,326 |  | $ | 11 |  | $ | 189 |  | $ | 118 |  | $ | 18,566
﻿Amounts related to purchased credit impaired loans |  |  | 525 |  |  | 465 |  |  | 990 |  |  | 41 |  |  | 172 |  |  | 12,258 |  |  | 646 |  |  | 14,107
﻿Collectively evaluated for impairment |  |  | 111,264 |  |  | 11,704 |  |  | 122,968 |  |  | 12,342 |  |  | 7,189 |  |  | 12,397 |  |  | 29,739 |  |  | 184,635
﻿Total allowance |  | $ | 127,918 |  | $ | 12,962 |  | $ | 140,880 |  | $ | 13,709 |  | $ | 7,372 |  | $ | 24,844 |  | $ | 30,503 |  | $ | 217,308
﻿Loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Individually evaluated for impairment |  | $ | 267,881 |  | $ | 21,491 |  | $ | 289,372 |  | $ | 15,530 |  | $ | 363 |  | $ | 10,640 |  | $ | 1,292 |  | $ | 317,197
﻿Purchased credit impaired loans |  |  | 5,941 |  |  | 7,294 |  |  | 13,235 |  |  | 2,742 |  |  | 5,829 |  |  | 119,553 |  |  | 6,178 |  |  | 147,537
﻿Collectively evaluated for impairment |  |  | 8,024,115 |  |  | 2,113,654 |  |  | 10,137,769 |  |  | 2,366,327 |  |  | 1,367,229 |  |  | 2,560,279 |  |  | 2,107,825 |  |  | 18,539,429
﻿Total loans |  | $ | 8,297,937 |  | $ | 2,142,439 |  | $ | 10,440,376 |  | $ | 2,384,599 |  | $ | 1,373,421 |  | $ | 2,690,472 |  | $ | 2,115,295 |  | $ | 19,004,163
﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Commercial Non-Real Estate |  | Commercial Real Estate- Owner Occupied |  | Total Commercial and Industrial |  | Commercial Real Estate- Income Producing |  | Construction and Land Development |  | Residential Mortgages |  | Consumer |  | Total
﻿(in thousands) |  | Year Ended December 31, 2016
﻿Allowance for loan losses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Beginning balance |  | $ | 109,428 |  | $ | 9,858 |  | $ | 119,286 |  | $ | 6,041 |  | $ | 5,642 |  | $ | 25,353 |  | $ | 24,857 |  | $ | 181,179
﻿Purchased credit impaired activity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Charge-offs |  |  | — |  |  | (28) |  |  | (28) |  |  | (1) |  |  | (18) |  |  | (323) |  |  | (8) |  |  | (378)
﻿Recoveries |  |  | 115 |  |  | 269 |  |  | 384 |  |  | 2 |  |  | 361 |  |  | 36 |  |  | 189 |  |  | 972
﻿Net provision for loan losses |  |  | (44) |  |  | (440) |  |  | (484) |  |  | (462) |  |  | (594) |  |  | 1,876 |  |  | (1,740) |  |  | (1,404)
﻿Increase (decrease) in FDIC loss share receivable |  |  | (31) |  |  | — |  |  | (31) |  |  | — |  |  | — |  |  | (4,209) |  |  | 283 |  |  | (3,957)
﻿Non-purchased credit impaired activity: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Charge-offs |  |  | (42,620) |  |  | (1,819) |  |  | (44,439) |  |  | (346) |  |  | (964) |  |  | (1,040) |  |  | (26,099) |  |  | (72,888)
﻿Recoveries |  |  | 3,969 |  |  | 480 |  |  | 4,449 |  |  | 989 |  |  | 1,725 |  |  | 859 |  |  | 5,809 |  |  | 13,831
﻿Net provision for loan losses |  |  | 76,235 |  |  | 2,763 |  |  | 78,998 |  |  | 7,286 |  |  | 119 |  |  | 2,809 |  |  | 22,851 |  |  | 112,063
﻿Ending balance |  | $ | 147,052 |  | $ | 11,083 |  | $ | 158,135 |  | $ | 13,509 |  | $ | 6,271 |  | $ | 25,361 |  | $ | 26,142 |  | $ | 229,418
﻿Ending balance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Allowance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Individually evaluated for impairment |  | $ | 28,187 |  | $ | 246 |  | $ | 28,433 |  | $ | 466 |  | $ | 38 |  | $ | 91 |  | $ | 267 |  | $ | 29,295
﻿Amounts related to purchased credit impaired loans |  |  | 486 |  |  | 894 |  |  | 1,380 |  |  | 253 |  |  | 406 |  |  | 15,043 |  |  | 1,271 |  |  | 18,353
﻿Collectively evaluated for impairment |  |  | 118,379 |  |  | 9,943 |  |  | 128,322 |  |  | 12,790 |  |  | 5,827 |  |  | 10,227 |  |  | 24,604 |  |  | 181,770
﻿Total allowance |  | $ | 147,052 |  | $ | 11,083 |  | $ | 158,135 |  | $ | 13,509 |  | $ | 6,271 |  | $ | 25,361 |  | $ | 26,142 |  | $ | 229,418
﻿Loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Individually evaluated for impairment |  | $ | 271,262 |  | $ | 6,268 |  | $ | 277,530 |  | $ | 15,376 |  | $ | 1,938 |  | $ | 4,347 |  | $ | 2,154 |  | $ | 301,345
﻿Purchased credit impaired loans |  |  | 11,368 |  |  | 13,323 |  |  | 24,691 |  |  | 7,928 |  |  | 5,271 |  |  | 141,992 |  |  | 11,033 |  |  | 190,915
﻿Collectively evaluated for impairment |  |  | 7,331,287 |  |  | 1,887,230 |  |  | 9,218,517 |  |  | 1,990,586 |  |  | 1,003,670 |  |  | 2,000,374 |  |  | 2,046,744 |  |  | 16,259,891
﻿Total loans |  | $ | 7,613,917 |  | $ | 1,906,821 |  | $ | 9,520,738 |  | $ | 2,013,890 |  | $ | 1,010,879 |  | $ | 2,146,713 |  | $ | 2,059,931 |  | $ | 16,752,151
﻿
Composition of Nonaccrual Loans by Portfolio Class |
﻿ |  |  |  |  |  |
﻿ |  |  |  |  |  |
﻿ |  | December 31,
﻿(in thousands) |  | 2017 |  | 2016
﻿Commercial non-real estate |  | $ | 152,863 |  | $ | 249,037
﻿Commercial real estate - owner occupied |  |  | 25,989 |  |  | 14,413
﻿Total commercial and industrial |  |  | 178,852 |  |  | 263,450
﻿Commercial real estate - income producing |  |  | 14,574 |  |  | 13,954
﻿Construction and land development |  |  | 3,807 |  |  | 4,550
﻿Residential mortgages |  |  | 40,480 |  |  | 23,665
﻿Consumer |  |  | 15,087 |  |  | 12,351
﻿Total loans |  | $ | 252,800 |  | $ | 317,970
﻿
Troubled Debt Restructurings Modified by Portfolio Class |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Years Ended December 31,
﻿($ in thousands) |  | 2017 |  | 2016 |  | 2015
﻿ |  |  |  | Outstanding Recorded Investment |  |  |  | Outstanding Recorded Investment |  |  |  | Outstanding Recorded Investment
﻿Troubled Debt Restructurings: |  | Number of Contracts |  | Pre- Modification |  | Post- Modification |  | Number of Contracts |  | Pre- Modification |  | Post- Modification |  | Number of Contracts |  | Pre- Modification |  | Post- Modification
﻿Commercial non-real estate |  | 52 |  | $ | 162,909 |  | $ | 162,909 |  | 38 |  | $ | 128,449 |  | $ | 128,449 |  | 1 |  | $ | 4,420 |  | $ | 4,420
﻿Commercial real estate - owner occupied |  | 5 |  |  | 5,684 |  |  | 5,684 |  | 1 |  |  | 148 |  |  | 148 |  | — |  |  | — |  |  | —
﻿Total commercial and industrial |  | 57 |  |  | 168,593 |  |  | 168,593 |  | 39 |  |  | 128,597 |  |  | 128,597 |  | 1 |  |  | 4,420 |  |  | 4,420
﻿Commercial real estate - income producing |  | 5 |  |  | 5,625 |  |  | 5,625 |  | 1 |  |  | 2,943 |  |  | 2,943 |  | 1 |  |  | 485 |  |  | 482
﻿Construction and land development |  | — |  |  | — |  |  | — |  | — |  |  | — |  |  | — |  | — |  |  | — |  |  | —
﻿Residential mortgages |  | 15 |  |  | 2,812 |  |  | 2,812 |  | 7 |  |  | 694 |  |  | 694 |  | 4 |  |  | 195 |  |  | 185
﻿Consumer |  | 1 |  |  | 40 |  |  | 40 |  | — |  |  | — |  |  | — |  | 1 |  |  | 20 |  |  | 20
﻿Total loans |  | 78 |  | $ | 177,070 |  | $ | 177,070 |  | 47 |  | $ | 132,234 |  | $ | 132,234 |  | 7 |  | $ | 5,120 |  | $ | 5,107
﻿
Loans Individually Evaluated for Impairment Disaggregated by Portfolio Class |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | December 31, 2017
﻿(in thousands) |  | Recorded Investment Without an Allowance |  | Recorded Investment With an Allowance |  | Unpaid Principal Balance |  | Related Allowance
﻿Commercial non-real estate |  | $ | 116,682 |  | $ | 151,199 |  | $ | 285,685 |  | $ | 16,129
﻿Commercial real estate - owner occupied |  |  | 16,927 |  |  | 4,564 |  |  | 24,829 |  |  | 793
﻿Total commercial and industrial |  |  | 133,609 |  |  | 155,763 |  |  | 310,514 |  |  | 16,922
﻿Commercial real estate - income producing |  |  | 5,101 |  |  | 10,429 |  |  | 15,687 |  |  | 1,326
﻿Construction and land development |  |  | 100 |  |  | 263 |  |  | 363 |  |  | 11
﻿Residential mortgages |  |  | 8,245 |  |  | 2,395 |  |  | 13,855 |  |  | 189
﻿Consumer |  |  | — |  |  | 1,292 |  |  | 1,294 |  |  | 118
﻿Total loans |  | $ | 147,055 |  | $ | 170,142 |  | $ | 341,713 |  | $ | 18,566
﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | December 31, 2016
﻿(in thousands) |  | Recorded Investment Without an Allowance |  | Recorded Investment With an Allowance |  | Unpaid Principal Balance |  | Related Allowance
﻿Commercial non-real estate |  | $ | 150,650 |  | $ | 120,612 |  | $ | 295,445 |  | $ | 28,187
﻿Commercial real estate - owner occupied |  |  | 4,261 |  |  | 2,007 |  |  | 6,646 |  |  | 246
﻿Total commercial and industrial |  |  | 154,911 |  |  | 122,619 |  |  | 302,091 |  |  | 28,433
﻿Commercial real estate - income producing |  |  | 10,447 |  |  | 4,929 |  |  | 15,708 |  |  | 466
﻿Construction and land development |  |  | 1,106 |  |  | 832 |  |  | 2,903 |  |  | 38
﻿Residential mortgages |  |  | 2,877 |  |  | 1,470 |  |  | 4,865 |  |  | 91
﻿Consumer |  |  | — |  |  | 2,154 |  |  | 2,155 |  |  | 267
﻿Total loans |  | $ | 169,341 |  | $ | 132,004 |  | $ | 327,722 |  | $ | 29,295
﻿ ﻿ The tables below present the average balances and interest income for total impaired loans for years ended December 31, 2017 and 2016. Interest income recognized represents interest on accruing loans modified in a TDR. ﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Years Ended
﻿ |  | December 31, 2017 |  | December 31, 2016
﻿(in thousands) |  | Average Recorded Investment |  | Interest Income Recognized |  | Average Recorded Investment |  | Interest Income Recognized
﻿Commercial non-real estate |  | $ | 255,710 |  | $ | 2,774 |  | $ | 211,324 |  | $ | 1,164
﻿Commercial real estate - owner occupied |  |  | 7,901 |  |  | 62 |  |  | 6,151 |  |  | 44
﻿Total commercial and industrial |  |  | 263,611 |  |  | 2,836 |  |  | 217,475 |  |  | 1,208
﻿Commercial real estate - income producing |  |  | 14,565 |  |  | 146 |  |  | 9,347 |  |  | 106
﻿Construction and land development |  |  | 1,018 |  |  | 2 |  |  | 6,366 |  |  | 1
﻿Residential mortgages |  |  | 5,784 |  |  | 18 |  |  | 2,109 |  |  | 10
﻿Consumer |  |  | 1,558 |  |  | 13 |  |  | 716 |  |  | 5
﻿Total loans |  | $ | 286,536 |  | $ | 3,015 |  | $ | 236,013 |  | $ | 1,330
﻿
Age Analysis of Past Due Loans by Portfolio Class |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿December 31, 2017 |  | 30-59 Days Past Due |  | 60-89 Days Past Due |  | Greater Than 90 Days past due |  | Total Past Due |  | Current |  | Total Loans |  | Recorded Investment > 90 Days and Accruing
﻿(in thousands) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Commercial non-real estate |  | $ | 62,766 |  | $ | 10,761 |  | $ | 92,982 |  | $ | 166,509 |  | $ | 8,131,428 |  | $ | 8,297,937 |  | $ | 21,989
﻿Commercial real estate - owner occupied |  |  | 8,493 |  |  | 648 |  |  | 15,517 |  |  | 24,658 |  |  | 2,117,781 |  |  | 2,142,439 |  |  | 2,032
﻿Total commercial and industrial |  |  | 71,259 |  |  | 11,409 |  |  | 108,499 |  |  | 191,167 |  |  | 10,249,209 |  |  | 10,440,376 |  |  | 24,021
﻿Commercial real estate - income producing |  |  | 5,315 |  |  | 2,165 |  |  | 6,081 |  |  | 13,561 |  |  | 2,371,038 |  |  | 2,384,599 |  |  | 489
﻿Construction and land development |  |  | 4,113 |  |  | 1,056 |  |  | 3,412 |  |  | 8,581 |  |  | 1,364,840 |  |  | 1,373,421 |  |  | 477
﻿Residential mortgages |  |  | 33,621 |  |  | 10,554 |  |  | 30,537 |  |  | 74,712 |  |  | 2,615,760 |  |  | 2,690,472 |  |  | 2,208
﻿Consumer |  |  | 22,959 |  |  | 7,816 |  |  | 8,553 |  |  | 39,328 |  |  | 2,075,967 |  |  | 2,115,295 |  |  | 571
﻿Total loans |  | $ | 137,267 |  | $ | 33,000 |  | $ | 157,082 |  | $ | 327,349 |  | $ | 18,676,814 |  | $ | 19,004,163 |  | $ | 27,766
﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿December 31, 2016 |  | 30-59 Days Past Due |  | 60-89 Days Past Due |  | Greater Than 90 Days Past Due |  | Total Past Due |  | Current |  | Total Loans |  | Recorded Investment > 90 Days and Accruing
﻿(in thousands) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Commercial non-real estate |  | $ | 19,722 |  | $ | 1,909 |  | $ | 68,505 |  | $ | 90,136 |  | $ | 7,523,781 |  | $ | 7,613,917 |  | $ | 384
﻿Commercial real estate - owner occupied |  |  | 3,008 |  |  | 581 |  |  | 6,310 |  |  | 9,899 |  |  | 1,896,922 |  |  | 1,906,821 |  |  | 52
﻿Total commercial and industrial |  |  | 22,730 |  |  | 2,490 |  |  | 74,815 |  |  | 100,035 |  |  | 9,420,703 |  |  | 9,520,738 |  |  | 436
﻿Commercial real estate - income producing |  |  | 838 |  |  | 50 |  |  | 5,026 |  |  | 5,914 |  |  | 2,007,976 |  |  | 2,013,890 |  |  | 216
﻿Construction and land development |  |  | 694 |  |  | 171 |  |  | 5,300 |  |  | 6,165 |  |  | 1,004,714 |  |  | 1,010,879 |  |  | 1,563
﻿Residential mortgages |  |  | 24,599 |  |  | 8,816 |  |  | 14,369 |  |  | 47,784 |  |  | 2,098,929 |  |  | 2,146,713 |  |  | 1
﻿Consumer |  |  | 18,621 |  |  | 7,441 |  |  | 9,147 |  |  | 35,209 |  |  | 2,024,722 |  |  | 2,059,931 |  |  | 823
﻿Total loans |  | $ | 67,482 |  | $ | 18,968 |  | $ | 108,657 |  | $ | 195,107 |  | $ | 16,557,044 |  | $ | 16,752,151 |  | $ | 3,039
﻿
Changes in Carrying Amount of Purchased Credit Impaired Loans and Related Accretable Yield |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | 2017 |  | 2016
﻿ |  | Carrying |  |  |  |  | Carrying |  |  |
﻿ |  | Amount |  | Accretable |  | Amount |  | Accretable
﻿(in thousands) |  | of Loans |  | Yield |  | of Loans |  | Yield
﻿Balance at beginning of period |  | $ | 190,915 |  | $ | 113,686 |  | $ | 225,838 |  | $ | 129,488
﻿Additions |  |  | 15,000 |  |  | — |  |  | — |  |  | —
﻿Payments received, net |  |  | (69,591) |  |  | (7,412) |  |  | (55,194) |  |  | (11,024)
﻿Accretion |  |  | 17,079 |  |  | (17,079) |  |  | 20,271 |  |  | (20,271)
﻿Increase (decrease) in expected cash flows based on actual |  |  |  |  |  |  |  |  |  |  |  |
﻿cash flow and changes in cash flow assumptions |  |  | — |  |  | (30,379) |  |  | — |  |  | 5,358
﻿Net transfers from nonaccretable difference |  |  |  |  |  |  |  |  |  |  |  |
﻿to accretable yield |  |  | — |  |  | 3,701 |  |  | — |  |  | 10,135
﻿Balance at end of period |  | $ | 153,403 |  | $ | 62,517 |  | $ | 190,915 |  | $ | 113,686
﻿
Activity in Loss Share Receivable |
﻿ |  |  |  |  |  |
﻿ |  |  |  |  |  |
﻿(in thousands) |  | 2017 |  | 2016
﻿Balance, January 1 |  | $ | 16,219 |  | $ | 29,868
﻿Amortization |  |  | (2,427) |  |  | (5,918)
﻿Charge-offs, write-downs and other (recoveries) |  |  | (2,442) |  |  | (8,264)
﻿External expenses qualifying under loss share agreement |  |  | 79 |  |  | 1,356
﻿Adjustments due to changes in cash flow projections |  |  | (2,526) |  |  | (3,957)
﻿Net payments to FDIC |  |  | 934 |  |  | 3,134
﻿Loss on termination of loss share agreements |  |  | (6,603) |  |  | —
﻿Cash received from FDIC for final settlement of agreements |  |  | (3,234) |  |  | —
﻿Balance, December 31 |  | $ | — |  | $ | 16,219
﻿
Total Commercial [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Credit Quality Indicators by Segments and Portfolio Class |
﻿ |  | December 31, 2017
﻿(in thousands) |  | Commercial Non-Real Estate |  | Commercial Real Estate - Owner Occupied |  | Total Commercial and Industrial |  | Commercial Real Estate - Income Producing |  | Construction and Land Development |  | Total Commercial
﻿Grade: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Pass |  | $ | 7,190,604 |  | $ | 1,896,366 |  | $ | 9,086,970 |  | $ | 2,223,245 |  | $ | 1,291,638 |  | $ | 12,601,853
﻿Pass-Watch |  |  | 293,069 |  |  | 82,913 |  |  | 375,982 |  |  | 83,444 |  |  | 60,804 |  |  | 520,230
﻿Special Mention |  |  | 80,649 |  |  | 27,456 |  |  | 108,105 |  |  | 13,244 |  |  | 4,788 |  |  | 126,137
﻿Substandard |  |  | 733,558 |  |  | 135,704 |  |  | 869,262 |  |  | 64,658 |  |  | 16,191 |  |  | 950,111
﻿Doubtful |  |  | 57 |  |  | — |  |  | 57 |  |  | 8 |  |  | — |  |  | 65
﻿Total |  | $ | 8,297,937 |  | $ | 2,142,439 |  | $ | 10,440,376 |  | $ | 2,384,599 |  | $ | 1,373,421 |  | $ | 14,198,396
﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | December 31, 2016
﻿(in thousands) |  | Commercial Non-Real Estate |  | Commercial Real Estate - Owner Occupied |  | Total Commercial & Industrial |  | Commercial Real Estate - Income Producing |  | Construction and Land Development |  | Total Commercial
﻿Grade: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Pass |  | $ | 6,364,348 |  | $ | 1,719,114 |  | $ | 8,083,462 |  | $ | 1,873,644 |  | $ | 968,505 |  | $ | 10,925,611
﻿Pass-Watch |  |  | 203,311 |  |  | 47,676 |  |  | 250,987 |  |  | 78,309 |  |  | 22,592 |  |  | 351,888
﻿Special Mention |  |  | 181,763 |  |  | 40,299 |  |  | 222,062 |  |  | 22,492 |  |  | 4,142 |  |  | 248,696
﻿Substandard |  |  | 846,793 |  |  | 99,732 |  |  | 946,525 |  |  | 39,434 |  |  | 15,640 |  |  | 1,001,599
﻿Doubtful |  |  | 17,702 |  |  | — |  |  | 17,702 |  |  | 11 |  |  | — |  |  | 17,713
﻿Total |  | $ | 7,613,917 |  | $ | 1,906,821 |  | $ | 9,520,738 |  | $ | 2,013,890 |  | $ | 1,010,879 |  | $ | 12,545,507
﻿
Residential Mortgage and Consumer [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Credit Quality Indicators by Segments and Portfolio Class |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | December 31, 2017 |  | December 31, 2016
﻿(in thousands) |  | Residential Mortgage |  | Consumer |  | Total |  | Residential Mortgage |  | Consumer |  | Total
﻿Performing |  | $ | 2,647,784 |  | $ | 2,099,637 |  | $ | 4,747,421 |  | $ | 2,123,048 |  | $ | 2,046,757 |  | $ | 4,169,805
﻿Nonperforming |  |  | 42,688 |  |  | 15,658 |  |  | 58,346 |  |  | 23,665 |  |  | 13,174 |  |  | 36,839
﻿Total |  | $ | 2,690,472 |  | $ | 2,115,295 |  | $ | 4,805,767 |  | $ | 2,146,713 |  | $ | 2,059,931 |  | $ | 4,206,644
﻿

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