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STATEMENTS OF CONSOLIDATED STOCKHOLDERS' EQUITY (UNAUDITED) (Parenthetical) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2022 | Mar. 31, 2021
Shares available for awards (shares) | 593,072 |
Repurchase amount remaining | $ 93.1 |
Cash dividends declared (in dollars per share) | $ 0.77 | $ 0.72
Common Stock |  |
Repurchases of common stock | 0 | 0

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