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v3.20.4

Allowance for Credit Losses (Troubled Debt Restructuring) (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Jan. 01, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | --- | ---
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | $ 208,180 |  | $ 171,192 | $ 156,130
Nonaccruing | 191,483 | $ 168,717 |  |
Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 154,000 | 137,900
PCD Loans |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 24,963 |  | 17,200 | 18,200
Commercial |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 77,536 | 74,560
Commercial | Construction and land development |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 2,766 | 2,298
Commercial | Construction and land development | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 632 |  |  |
Commercial | Mortgage |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 61,935 | 61,065
Commercial | Other commercial real estate |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 571 | 860
Commercial | Commercial and industrial |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 11,839 | 10,046
Commercial | Commercial and industrial | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 32,659 |  |  |
Commercial | Other |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 425 | 291
Commercial | Other | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 101,739 |  |  |
Commercial | Mortgage Receivable, Owner Occupied | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 48,463 |  |  |
Commercial | Mortgage Receivable, Non-Owner Occupied | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 19,985 |  |  |
Consumer Portfolio Segment |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 93,656 | 81,570
Consumer Portfolio Segment | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 81,478 |  |  |
Consumer Portfolio Segment | Construction and land development |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 3,882 | 2,337
Consumer Portfolio Segment | Construction and land development | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 1,582 |  |  |
Consumer Portfolio Segment | Consumer Auto Loan | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 2,714 |  |  |
Consumer Portfolio Segment | Mortgage |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 57,861 | 47,524
Consumer Portfolio Segment | Mortgage | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 48,838 |  |  |
Consumer Portfolio Segment | Revolving mortgage |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 28,399 | 28,688
Consumer Portfolio Segment | Revolving mortgage | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 27,252 |  |  |
Consumer Portfolio Segment | Consumer and Other |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 3,514 | 3,021
Consumer Portfolio Segment | Consumer and Other | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 1,092 |  |  |
Accruing |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 157,364 |  | 128,750 | 127,093
Accruing | PCD Loans |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 17,617 |  |  |
Accruing | Commercial |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 61,627 | 64,171
Accruing | Commercial | Construction and land development |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 487 | 1,946
Accruing | Commercial | Construction and land development | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 578 |  |  |
Accruing | Commercial | Mortgage |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 50,819 | 53,270
Accruing | Commercial | Other commercial real estate |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 571 | 851
Accruing | Commercial | Commercial and industrial |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 9,430 | 7,986
Accruing | Commercial | Commercial and industrial | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 29,131 |  |  |
Accruing | Commercial | Other |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 320 | 118
Accruing | Commercial | Other | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 85,619 |  |  |
Accruing | Commercial | Mortgage Receivable, Owner Occupied | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 37,574 |  |  |
Accruing | Commercial | Mortgage Receivable, Non-Owner Occupied | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 18,336 |  |  |
Accruing | Consumer Portfolio Segment |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 67,123 | 62,922
Accruing | Consumer Portfolio Segment | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 54,128 |  |  |
Accruing | Consumer Portfolio Segment | Construction and land development |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 1,452 | 2,227
Accruing | Consumer Portfolio Segment | Construction and land development | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 1,573 |  |  |
Accruing | Consumer Portfolio Segment | Consumer Auto Loan | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 2,018 |  |  |
Accruing | Consumer Portfolio Segment | Mortgage |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 41,813 | 37,903
Accruing | Consumer Portfolio Segment | Mortgage | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 29,458 |  |  |
Accruing | Consumer Portfolio Segment | Revolving mortgage |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 21,032 | 20,492
Accruing | Consumer Portfolio Segment | Revolving mortgage | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 20,124 |  |  |
Accruing | Consumer Portfolio Segment | Consumer and Other |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing |  |  | 2,826 | 2,300
Accruing | Consumer Portfolio Segment | Consumer and Other | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 955 |  |  |
Nonaccruing |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 50,816 |  |  |
Nonaccruing |  |  | 42,442 | 29,037
Nonaccruing | PCD Loans |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 7,346 |  |  |
Nonaccruing | Commercial |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 15,909 | 10,389
Nonaccruing | Commercial | Construction and land development |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 2,279 | 352
Nonaccruing | Commercial | Construction and land development | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | 54 |  |  |
Nonaccruing | Commercial | Mortgage |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 11,116 | 7,795
Nonaccruing | Commercial | Other commercial real estate |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 0 | 9
Nonaccruing | Commercial | Commercial and industrial |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 2,409 | 2,060
Nonaccruing | Commercial | Commercial and industrial | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | 3,528 |  |  |
Nonaccruing | Commercial | Other |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 105 | 173
Nonaccruing | Commercial | Other | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | 16,120 |  |  |
Nonaccruing | Commercial | Mortgage Receivable, Owner Occupied | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | 10,889 |  |  |
Nonaccruing | Commercial | Mortgage Receivable, Non-Owner Occupied | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | 1,649 |  |  |
Nonaccruing | Consumer Portfolio Segment |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 26,533 | 18,648
Nonaccruing | Consumer Portfolio Segment | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Accruing | 27,350 |  |  |
Nonaccruing | Consumer Portfolio Segment | Construction and land development |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 2,430 | 110
Nonaccruing | Consumer Portfolio Segment | Construction and land development | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | 9 |  |  |
Nonaccruing | Consumer Portfolio Segment | Consumer Auto Loan | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | 696 |  |  |
Nonaccruing | Consumer Portfolio Segment | Mortgage |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 16,048 | 9,621
Nonaccruing | Consumer Portfolio Segment | Mortgage | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | 19,380 |  |  |
Nonaccruing | Consumer Portfolio Segment | Revolving mortgage |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | 7,367 | 8,196
Nonaccruing | Consumer Portfolio Segment | Revolving mortgage | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | 7,128 |  |  |
Nonaccruing | Consumer Portfolio Segment | Consumer and Other |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing |  |  | $ 688 | $ 721
Nonaccruing | Consumer Portfolio Segment | Consumer and Other | Financial Asset Acquired and No Credit Deterioration |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Nonaccruing | $ 137 |  |  |

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