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Income Taxes (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Current: |  |  |  |  |  |  |  |  |  |  |
Federal |  |  |  |  |  |  |  |  | $ 3,578 | $ 3,619 | $ 1,105
State |  |  |  |  |  |  |  |  | 489 | 496 | 137
Total current |  |  |  |  |  |  |  |  | 4,067 | 4,115 | 1,242
Deferred: |  |  |  |  |  |  |  |  |  |  |
Federal |  |  |  |  |  |  |  |  | (267) | 391 | 2,353
State |  |  |  |  |  |  |  |  | (50) | 74 | 447
Total deferred |  |  |  |  |  |  |  |  | (317) | 465 | 2,800
Total income tax expense | $ 1,052 | $ 1,003 | $ 730 | $ 965 | $ 1,083 | $ 1,377 | $ 1,001 | $ 1,119 | $ 3,750 | $ 4,580 | $ 4,042

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