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Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Statement of Stockholders' Equity |  |  |  |
Dividends declared (in dollars per share) | $ 0.33 | $ 0.32 | $ 0.98 | $ 0.94
Common stock grants awarded, shares |  |  | 2,548 | 2,362
Unearned compensation | $ 103 | $ 53 | $ 103 | $ 53

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