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Consolidated Statements of Stockholders' Equity (Parenthetical) Unaudited - $ / shares | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
COMMON STOCK |  |  |  |
Treasury shares issued under the Long Term Incentive Plan | 1,646 | 136,240 | 77,900 | 233,113
RETAINED EARNINGS |  |  |  |
Cash dividend declared per share of common stock | $ 0.10 | $ 0.08 | $ 0.28 | $ 0.22
TREASURY STOCK, AT COST |  |  |  |
Shares issued under long term incentive plan | 2,500 | 208,105 | 122,517 | 304,978
Treasury stock repurchased | 100,697 | 0 | 201,169 | 0
Shares retained to cover tax withholdings under the Long Term Incentive Plan | 854 | 71,865 | 44,617 | 71,865

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