Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Income tax expense (benefit)	$ 1.5	$ (5.6)	$ 0.5	$ (16.1)
Income tax benefit as a percent of pre-tax income (loss)	(19.50%)	(16.00%)	500.00%	(26.70%)
Pre-tax loss	$ 7.7	$ (35.0)	$ (0.1)	$ (60.2)
Discrete tax benefits associated with legislative changes	$ (0.6)