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Loans and Allowance for Loan and Lease Losses - Summary of Analysis Performed Risk category Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2016 | Dec. 31, 2015
--- | --- | ---
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | $ 1,959,855 | $ 1,291,885
Commercial real estate |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 420,742 | 291,819
Construction, land development, land |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 101,169 | 43,876
1-4 family residential properties |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 108,721 | 78,244
Farmland |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 139,109 | 33,573
Commercial Loans |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 777,806 | 495,356
Factored receivables |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 213,955 | 215,088
Consumer |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 25,602 | 13,050
Mortgage warehouse |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 172,751 | 120,879
Pass |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 1,870,804 | 1,251,388
Pass | Commercial real estate |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 400,044 | 284,753
Pass | Construction, land development, land |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 96,943 | 42,499
Pass | 1-4 family residential properties |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 104,888 | 73,838
Pass | Farmland |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 130,687 | 33,573
Pass | Commercial Loans |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 728,675 | 470,208
Pass | Factored receivables |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 211,271 | 212,588
Pass | Consumer |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 25,545 | 13,050
Pass | Mortgage warehouse |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 172,751 | 120,879
Substandard |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 57,327 | 25,785
Substandard | Commercial real estate |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 6,444 | 1,977
Substandard | Construction, land development, land |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 276 |
Substandard | 1-4 family residential properties |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 1,365 | 1,494
Substandard | Farmland |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 8,422 |
Substandard | Commercial Loans |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 39,460 | 21,295
Substandard | Factored receivables |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 1,303 | 1,019
Substandard | Consumer |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 57 |
Doubtful |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 1,381 | 1,481
Doubtful | Factored receivables |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 1,381 | 1,481
Purchased Credit Impaired Loans |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 30,343 | 13,231
Purchased Credit Impaired Loans | Commercial real estate |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 14,254 | 5,089
Purchased Credit Impaired Loans | Construction, land development, land |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 3,950 | 1,377
Purchased Credit Impaired Loans | 1-4 family residential properties |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | 2,468 | 2,912
Purchased Credit Impaired Loans | Commercial Loans |  |
Accounts Notes And Loans Receivable [Line Items] |  |
Loans | $ 9,671 | $ 3,853

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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65884687&loc=d3e4428-111522 + Details
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