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CONSOLIDATED BALANCE SHEET (Parenthetical) - $ / shares shares in Millions | Dec. 31, 2020 | Dec. 31, 2019
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CONSOLIDATED BALANCE SHEET |  |
Common stock, shares authorized | 800.0 | 800.0
Common stock, par value per share (in dollars per share) | $ 1.00 | $ 1.00
Common stock, shares outstanding | 285.7 | 288.4

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