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Income Taxes - (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Effective income tax rate (as a percent)	(3.40%)	26.00%	8.70%	24.20%
Effective income tax rate excluding certain discrete tax items (as a percent)	23.70%	28.60%	26.70%	28.40%
ASU 2016-09
Excess tax benefits from employee stock compensation benefit	$ 5.1	$ 0.7	$ 12.0	$ 2.6

X

- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations excluding certain discrete tax items.

+ References

No definition available.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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The tax effects of employee stock option transactions that are recognized differently for financial reporting and tax purposes, occurring during the period and charged or credited directly to shareholders' equity.

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