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Condensed Consolidated Statements of Operations (Parenthetical) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Income Statement [Abstract] |  |
Gain (loss) on sale of subsidiary | $ 40.4 | $ (39.3)

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- References No definition available. + Details
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