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Parent Company Only Condensed Financial Information - Condensed Parent Company Only Balance Sheets (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | --- | --- | ---
ASSETS |  |  |  |  |
Cash and cash equivalents |  | $ 134,129 | $ 114,514 | $ 105,277 | $ 160,888
Held to Maturity Securities, Amortized Cost |  | 8,557 | 29,352 |  |
Loans |  | 2,792,108 | 2,012,219 |  |
Other assets |  | 32,109 | 48,121 |  |
Total assets |  | 3,499,033 | 2,641,067 |  |
LIABILITIES AND EQUITY |  |  |  |  |
Subordinated notes |  | 48,828 | 48,734 |  |
Junior subordinated debentures |  | 38,623 | 32,740 |  |
Total liabilities |  | 3,107,335 | 2,351,722 |  |
Stockholders' equity |  | 391,698 | 289,345 |  |
Total liabilities and stockholders' equity |  | 3,499,033 | 2,641,067 |  |
Parent Company |  |  |  |  |
ASSETS |  |  |  |  |
Cash and cash equivalents |  | 47,826 | 10,222 | $ 21,749 | $ 52,553
Held to Maturity Securities, Amortized Cost |  | 8,557 | 3,380 |  |
Loans |  | 11,046 | 984 |  |
Investment in bank subsidiary |  | 407,050 | 320,629 |  |
Investment in non-bank subsidiaries |  | 12,650 | 15,634 |  |
Other assets |  | 4,880 | 29,149 |  |
Total assets |  | 492,009 | 379,998 |  |
LIABILITIES AND EQUITY |  |  |  |  |
Subordinated notes |  | 48,828 | 48,734 |  |
Junior subordinated debentures |  | 38,623 | 32,740 |  |
Intercompany payables |  | 10,169 | 8,500 |  |
Accrued expenses and other liabilities |  | 2,691 | 1,351 |  |
Total liabilities |  | 100,311 | 91,325 |  |
Stockholders' equity | [1] | 391,698 | 288,673 |  |
Total liabilities and stockholders' equity |  | $ 492,009 | $ 379,998 |  |
[1] | During the year ended December 31, 2016, a loss was recorded by the parent company as the result of an intercompany sale of loans to its subsidiary, TBK Bank, at the loans’ fair value. The discount on the purchase of the loans recorded by TBK Bank was fully amortized during the year ended December 31, 2017. The parent company loss on sale of the loans and the TBK Bank discount were eliminated in consolidation. The following table presents a reconciliation of parent company stockholders’ equity to consolidated stockholders’ equity at for the year ended December 31, 2016: Year Ended December 31, (Dollars in thousands) 2016 Parent company stockholders' equity $288,673 Parent company loss on intercompany sale of loans 794 TBK Bank discount accretion (122) Consolidated stockholders' equity $289,345

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