Transactions with Executive Officers, Directors and Principal Stockholders (Details) - Loans - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Loans to principal officers, directors, and their affiliates [Abstract] | ||
| Beginning balance | $ 39,232 | $ 44,353 |
| New loans | 25,274 | |
| Repayments | (17,736) | (5,121) |
| Ending balance | $ 46,770 | $ 39,232 |