FINANCING ARRANGEMENTS - Schedule of Senior Term Notes (Details) - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2018	Jun. 30, 2019
Senior Notes \| Senior term notes
Debt Instrument [Line Items]
Interest rate %	5.50%
Repurchase amount	$ 124.2
Unamortized premium	1.2
Repayments of debt	34.2
Interest expense	$ 1.7
Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Interest rate %	3.34%	3.65%
Proceeds from lines of credit	$ 90.0

Contractual interest rate for funds borrowed, under the debt agreement.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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