SCHEDULE II. VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Allowance for doubtful accounts receivable
Valuation accounts activity
Balance at Beginning of Period	$ 2.6	$ 2.6	$ 4.1
Charged to Costs & Expenses	1.7	0.1	(1.0)
Charged to Other Accounts	(0.6)	(0.1)	0.0
Deductions	0.0	0.0	(0.5)
Balance at End of Period	3.7	2.6	2.6
Deferred tax valuation allowance
Valuation accounts activity
Balance at Beginning of Period	23.9	18.5	17.7
Charged to Costs & Expenses	0.5	4.9	0.8
Charged to Other Accounts	0.2	0.5	0.0
Deductions	0.0	0.0	0.0
Balance at End of Period	$ 24.6	$ 23.9	$ 18.5

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of valuation and qualifying accounts and reserves.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-09)
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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- Definition

Amount of increase in valuation and qualifying accounts and reserves from charge to cost and expense.

+ References

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- Definition

Amount of increase in valuation and qualifying accounts and reserves from charge to accounts other than cost and expense.

+ References

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- Definition

Amount of decrease in valuation and qualifying accounts and reserves.

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