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Loans and Leases (Composition of the Loans and Leases Outstanding By Credit Quality Indicator) (Details) - USD ($) | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | $ 24,916,700,000 | $ 22,833,827,000 |  |
PCI commercial loans | 606,576,000 | 762,998,000 | $ 809,169,000 | $ 950,516,000
Commercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 16,137,227,000 | 14,799,054,000 |  |
PCI commercial loans | 296,672,000 | 393,419,000 |  |
Commercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 757,854,000 | 669,215,000 |  |
Commercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 10,717,234,000 | 9,729,022,000 |  |
Commercial | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 426,985,000 | 473,433,000 |  |
Commercial | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 3,938,730,000 | 3,625,208,000 |  |
Commercial | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 296,424,000 | 302,176,000 |  |
Commercial | Pass |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 15,757,669,000 | 14,348,308,000 |  |
PCI commercial loans | 141,922,000 | 201,332,000 |  |
Commercial | Pass | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 753,985,000 | 665,197,000 |  |
Commercial | Pass | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 10,507,687,000 | 9,521,019,000 |  |
Commercial | Pass | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 422,500,000 | 468,942,000 |  |
Commercial | Pass | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 3,778,797,000 | 3,395,086,000 |  |
Commercial | Pass | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 294,700,000 | 298,064,000 |  |
Commercial | Special Mention |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 174,700,000 | 131,983,000 |  |
PCI commercial loans | 48,475,000 | 63,257,000 |  |
Commercial | Special Mention | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 1,369,000 | 691,000 |  |
Commercial | Special Mention | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 114,219,000 | 78,643,000 |  |
Commercial | Special Mention | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 3,193,000 | 1,260,000 |  |
Commercial | Special Mention | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 54,814,000 | 48,470,000 |  |
Commercial | Special Mention | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 1,105,000 | 2,919,000 |  |
Commercial | Substandard |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 127,842,000 | 161,794,000 |  |
PCI commercial loans | 101,447,000 | 117,068,000 |  |
Commercial | Substandard | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 2,500,000 | 3,327,000 |  |
Commercial | Substandard | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 92,743,000 | 128,848,000 |  |
Commercial | Substandard | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 1,292,000 | 3,224,000 |  |
Commercial | Substandard | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 30,688,000 | 25,202,000 |  |
Commercial | Substandard | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 619,000 | 1,193,000 |  |
Commercial | Doubtful |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 354,000 | 647,000 |  |
PCI commercial loans | 4,828,000 | 11,735,000 |  |
Commercial | Doubtful | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 0 | 0 |  |
Commercial | Doubtful | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 0 | 262,000 |  |
Commercial | Doubtful | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 0 | 0 |  |
Commercial | Doubtful | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 354,000 | 385,000 |  |
Commercial | Doubtful | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 0 | 0 |  |
Commercial | Ungraded |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 76,662,000 | 156,322,000 |  |
PCI commercial loans | 0 | 27,000 |  |
Commercial | Ungraded | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 0 | 0 |  |
Commercial | Ungraded | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 2,585,000 | 250,000 |  |
Commercial | Ungraded | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 0 | 7,000 |  |
Commercial | Ungraded | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 74,077,000 | 156,065,000 |  |
Commercial | Ungraded | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 0 | 0 |  |
Noncommercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 8,779,473,000 | 8,034,773,000 |  |
Noncommercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 257,030,000 | 248,289,000 |  |
Noncommercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 4,265,687,000 | 3,523,786,000 |  |
Noncommercial | Revolving mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 2,542,975,000 | 2,701,525,000 |  |
Noncommercial | Consumer |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 1,713,781,000 | 1,561,173,000 |  |
Non-PCI Loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 24,916,700,000 | 22,833,827,000 |  |
Current | 24,781,818,000 | 22,688,955,000 |  |
Past Due | 134,882,000 | 144,872,000 |  |
Nonaccruing | 84,546,000 | 92,534,000 |  |
Non-PCI Loans | Commercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 16,137,227,000 | 14,799,054,000 |  |
Current | 16,101,608,000 | 14,762,509,000 |  |
Non-PCI Loans | Commercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 757,854,000 | 669,215,000 |  |
Current | 756,885,000 | 667,925,000 |  |
Past Due | 969,000 | 1,290,000 |  |
Nonaccruing | 666,000 | 1,040,000 |  |
Non-PCI Loans | Commercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 10,717,234,000 | 9,729,022,000 |  |
Current | 10,697,731,000 | 9,707,869,000 |  |
Past Due | 19,503,000 | 21,153,000 |  |
Nonaccruing | 12,594,000 | 22,625,000 |  |
Non-PCI Loans | Commercial | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 426,985,000 | 473,433,000 |  |
Current | 426,518,000 | 473,251,000 |  |
Past Due | 467,000 | 182,000 |  |
Nonaccruing | 366,000 | 916,000 |  |
Non-PCI Loans | Commercial | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 3,938,730,000 | 3,625,208,000 |  |
Current | 3,924,424,000 | 3,611,615,000 |  |
Past Due | 14,306,000 | 13,593,000 |  |
Nonaccruing | 4,624,000 | 4,876,000 |  |
Non-PCI Loans | Commercial | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 296,424,000 | 302,176,000 |  |
Current | 296,050,000 | 301,849,000 |  |
Past Due | 374,000 | 327,000 |  |
Non-PCI Loans | Noncommercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 8,779,473,000 | 8,034,773,000 |  |
Current | 8,680,210,000 | 7,926,446,000 |  |
Past Due | 99,263,000 | 108,327,000 |  |
Non-PCI Loans | Noncommercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 257,030,000 | 248,289,000 |  |
Current | 254,837,000 | 239,648,000 |  |
Past Due | 2,193,000 | 8,641,000 |  |
Nonaccruing | 1,823,000 | 1,989,000 |  |
Non-PCI Loans | Noncommercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 4,265,687,000 | 3,523,786,000 |  |
Current | 4,214,783,000 | 3,465,935,000 |  |
Past Due | 50,904,000 | 57,851,000 |  |
Nonaccruing | 35,662,000 | 38,942,000 |  |
Non-PCI Loans | Noncommercial | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Nonaccruing | 279,000 | 164,000 |  |
Non-PCI Loans | Noncommercial | Revolving mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 2,542,975,000 | 2,701,525,000 |  |
Current | 2,514,269,000 | 2,674,390,000 |  |
Past Due | 28,706,000 | 27,135,000 |  |
Nonaccruing | 25,563,000 | 19,990,000 |  |
Non-PCI Loans | Noncommercial | Consumer |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 1,713,781,000 | 1,561,173,000 |  |
Current | 1,696,321,000 | 1,546,473,000 |  |
Past Due | 17,460,000 | 14,700,000 |  |
Nonaccruing | 2,969,000 | 1,992,000 |  |
PCI Loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Nonaccruing | 1,300,000 | 624,000 |  |
PCI Loans | Noncommercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Non-PCI Loans | 309,904,000 | 369,579,000 |  |
Current | 268,280,000 | 318,632,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 76,187,000 | 80,031,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Commercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 24,747,000 | 22,751,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Commercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 516,000 | 491,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Commercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 14,200,000 | 12,288,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Commercial | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 91,000 | 107,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Commercial | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 9,655,000 | 9,677,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Commercial | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 285,000 | 188,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Noncommercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 51,440,000 | 57,280,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 581,000 | 7,154,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 28,239,000 | 27,886,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Revolving mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 12,585,000 | 13,428,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Consumer |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 10,035,000 | 8,812,000 |  |
Financing Receivables, 30 to 59 Days Past Due [Member] | PCI Loans | Noncommercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 11,155,000 | 13,343,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 19,682,000 | 19,050,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Commercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 3,910,000 | 4,500,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Commercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 9,000 | 442,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Commercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 2,066,000 | 2,375,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Commercial | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 76,000 | 0 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Commercial | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 1,759,000 | 1,677,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Commercial | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 0 | 6,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Noncommercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 15,772,000 | 14,550,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 21,000 | 108,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 7,357,000 | 8,064,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Revolving mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 4,490,000 | 3,485,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Consumer |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 3,904,000 | 2,893,000 |  |
Financing Receivables, 60 to 89 Days Past Due [Member] | PCI Loans | Noncommercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 7,708,000 | 6,212,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 39,013,000 | 45,791,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Commercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 6,962,000 | 9,294,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Commercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 444,000 | 357,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Commercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 3,237,000 | 6,490,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Commercial | Other commercial real estate |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 300,000 | 75,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Commercial | Commercial and industrial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 2,892,000 | 2,239,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Commercial | Other |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 89,000 | 133,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Noncommercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 32,051,000 | 36,497,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Construction and land development |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 1,591,000 | 1,379,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 15,308,000 | 21,901,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Revolving mortgage |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 11,631,000 | 10,222,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Non-PCI Loans | Noncommercial | Consumer |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | 3,521,000 | 2,995,000 |  |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | PCI Loans | Noncommercial |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Past Due | $ 22,761,000 | $ 31,392,000 |  |

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