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Unaudited condensed consolidated statements of stockholders' equity or deficit - shares - shares
shares in Millions
Preferred Stock Including Additional Paid in Capital
Common Stock Including Additional Paid in Capital
Beginning balance at Dec. 31, 2021 20.7 609.7
Stock option exercises and other common stock transactions   0.6
Ending balance at Mar. 31, 2022 20.7 610.3
Beginning balance at Dec. 31, 2022 0.0 674.3
Stock option exercises and other common stock transactions   0.8
Ending balance at Mar. 31, 2023 0.0 675.1