Long-term Debt (Tables)

3 Months Ended

Sep. 30, 2017

Debt Disclosure [Abstract]

Schedule of Long Term Debt

The principal amounts and associated effective interest rates of the Notes and other debt as of September 30, 2017 and June 30, 2017, are as follows:

Debt instrument	Effective Interest Rate	September 30, 2017			June 30,  2017
Fixed-rate 2.250% notes due September 15, 2020	2.37%	$	1,000.0		$	1,000.0
Fixed-rate 3.375% notes due September 15, 2025	3.47%	1,000.0			1,000.0
Other		19.5			20.3
		2,019.5			2,020.3
Less: current portion		(7.8		)	(7.8		)
Less: unamortized discount and debt issuance costs		(9.6		)	(10.1		)
Total long-term debt		$	2,002.1		$	2,002.4