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Debt (Tables)

3 Months Ended

Sep. 30, 2018

Debt Disclosure [Abstract]

Schedule of Contractual Interest Expense and Amortization of Discount on Notes

The contractual interest expense and amortization of discount on the Notes for the three months ended September 30, 2018, were as follows (in millions):

		Three Months Ended
		September 30,
		2018
Interest expense		$	0.7
Amortization of discount and debt issuance costs			4.4
Total interest		$	5.1

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Schedule of contractual interest expense and amortization of discount on notes.

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