Debt (Tables)

9 Months Ended

Jun. 30, 2018

Debt Disclosure [Abstract]

Schedule of Long-term Debt

The detail of long-term debt was as follows:

	June 30, 2018		September 30, 2017
Senior notes, fixed interest rate of 4.7%, due 2021, net (1)	$	598.6	$	598.3
Senior notes, fixed interest rate of 4.7%, due 2022, net (1) (2)	497.9		497.4
U.S. revolving credit facility due 2020	—		245.0
Term loan, due 2019, net (1)	184.9		184.7
Total long-term debt, including current maturities	1,281.4		1,525.4
Less current portion	184.9		—
Total long-term debt	$	1,096.5	$	1,525.4

(1) At June 30, 2018, the balance for the senior notes due 2021, the senior notes due 2022 and the term loan are reflected net of debt issuance costs of $1.4, $1.6 and $0.1, respectively. At September 30, 2017, the balance for the senior notes due 2021, the senior notes due 2022 and the term loan are reflected net of debt issuance costs of $1.7, $1.9 and $0.3, respectively.

(2) At June 30, 2018 and September 30, 2017, the balance for the senior notes due 2022 is reflected net of discounts of $0.5 and $0.7, respectively.