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Redeemable Noncontrolling Interests - Table 2 (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Noncontrolling Interest [Abstract]
Net income attributable to nonredeemable noncontrolling interests	$ 18.9	$ 18.6
Net income attributable to redeemable noncontrolling interests	4.0	2.8
Net income attributable to noncontrolling interests	$ 22.9	$ 21.4

X

- Definition

Amount of Net Income (Loss) attributable to noncontrolling interest.

+ References

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Portion of net income (loss) attributable to nonredeemable noncontrolling interest.

+ References

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Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

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