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Loans and Allowance for Loan and Lease Losses - Summary of Contractually Past Due and Nonaccrual Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Accounts Notes And Loans Receivable [Line Items] |  |
30-89 Days Past Due | $ 27,151 | $ 19,063
Past Due 90 Days or More Still Accruing | 2,553 | 1,940
Nonaccrual | 15,212 | 10,094
Total Past Due | 44,916 | 31,097
Purchased Credit Impaired Loans |  |
Accounts Notes And Loans Receivable [Line Items] |  |
30-89 Days Past Due | 3 | 1,092
Nonaccrual | 7,127 | 6,867
Total Past Due | 7,130 | 7,959
Commercial real estate |  |
Accounts Notes And Loans Receivable [Line Items] |  |
30-89 Days Past Due | 148 | 693
Nonaccrual | 714 | 673
Total Past Due | 862 | 1,366
Construction, land development, land |  |
Accounts Notes And Loans Receivable [Line Items] |  |
30-89 Days Past Due | 10,813 |
Total Past Due | 10,813 |
1-4 family residential properties |  |
Accounts Notes And Loans Receivable [Line Items] |  |
30-89 Days Past Due | 574 | 909
Past Due 90 Days or More Still Accruing |  | 9
Nonaccrual | 615 | 533
Total Past Due | 1,189 | 1,451
Farmland |  |
Accounts Notes And Loans Receivable [Line Items] |  |
30-89 Days Past Due | 305 |
Total Past Due | 305 |
Commercial Loans |  |
Accounts Notes And Loans Receivable [Line Items] |  |
30-89 Days Past Due | 5,167 | 3,704
Nonaccrual | 6,719 | 2,021
Total Past Due | 11,886 | 5,725
Factored receivables |  |
Accounts Notes And Loans Receivable [Line Items] |  |
30-89 Days Past Due | 9,894 | 12,379
Past Due 90 Days or More Still Accruing | 2,553 | 1,931
Total Past Due | 12,447 | 14,310
Consumer |  |
Accounts Notes And Loans Receivable [Line Items] |  |
30-89 Days Past Due | 247 | 286
Nonaccrual | 37 |
Total Past Due | $ 284 | $ 286

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