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Subsequent Events (Details) $ / shares in Units, $ in Millions | Apr. 27, 2017 USD ($) $ / shares | Apr. 19, 2017 $ / shares | Mar. 31, 2017 USD ($) branch
--- | --- | --- | ---
Folsom Lake Bank [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Number of branches to be acquired | branch |  |  | 3
Total assets |  |  | $ 202.7
Combined pro forma assets |  |  | $ 1,700.0
Subsequent Event [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Dividends declared (in dollars per share) | $ / shares |  | $ 0.06 |
Subsequent Event [Member] | Folsom Lake Bank [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Transaction value | $ 33.6 |  |
Stock exchange ratio | 0.80 |  |
Share price (in dollars per share) | $ / shares | $ 18.74 |  |

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