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Statements Of Consolidated Stockholders' Equity (Shares) (Parenthetical) - $ / shares shares in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Common Stock, Dividends, Per Share, Declared |  | $ 0.780 | $ 0.700 | $ 0.64
Preferred Stock, Dividends Per Share, Declared |  | $ 28.88 | $ 0.00 | $ 0.00
Beginning Balance |  | 337,016 | 323,160 | 319,110
Treasury stock acquired |  | (166) | (293) | (433)
Issued: |  |  |  |
Common stock - private placement | [1] | 24,964 |  |
Employee stock purchase plan |  | 223 | 207 | 201
Long-term incentive plan |  | 561 | 351 | 2,103
401(k) and profit sharing plan |  | 882 | 1,396 | 1,793
Dividend reinvestment plan |  |  | 264 | 386
ATM Program |  | 8,883 | 11,931 |
Ending Balance |  | 372,363 | 337,016 | 323,160
Common Stock |  |  |  |
Beginning Balance |  | 340,813 | 326,664 | 322,181
Issued: |  |  |  |
Common stock - private placement | [1] | 24,964 |  |
Employee stock purchase plan |  | 223 | 207 | 201
Long-term incentive plan |  | 561 | 351 | 2,103
401(k) and profit sharing plan |  | 882 | 1,396 | 1,793
Dividend reinvestment plan |  |  | 264 | 386
ATM Program |  | 8,883 | 11,931 |
Ending Balance |  | 376,326 | 340,813 | 326,664
Treasury Stock |  |  |  |
Beginning Balance |  | 3,797 | 3,504 | 3,071
Treasury stock acquired |  | (166) | (293) | (433)
Issued: |  |  |  |
Common stock - private placement | [1] | 0 |  |
Employee stock purchase plan |  | 0 | 0 | 0
Long-term incentive plan |  | 0 | 0 | 0
401(k) and profit sharing plan |  | 0 | 0 | 0
Dividend reinvestment plan |  |  | 0 | 0
ATM Program |  | 0 | 0 |
Ending Balance |  | 3,963 | 3,797 | 3,504
Preferred Stock |  |  |  |
Beginning Balance |  | 0 | 0 | 0
Issued: |  |  |  |
Common stock - private placement | [1] | 0 |  |
Preferred | [1] | 420 |  |
Employee stock purchase plan |  | 0 | 0 | 0
Long-term incentive plan |  | 0 | 0 | 0
401(k) and profit sharing plan |  | 0 | 0 | 0
Dividend reinvestment plan |  |  | 0 | 0
ATM Program |  | 0 | 0 |
Ending Balance |  | 420 | 0 | 0
[1] | See Note 12, "Equity," for additional information.

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