Long-Term Debt (Tables)

12 Months Ended

Jul. 31, 2017

Long-term Debt, Excluding Current Maturities [Abstract]

Schedule of long-term debt

Long-term debt consists of the following (in millions):

	July 31,
	2017			2016
5.48% Unsecured senior notes, interest payable semi-annually, principal payment of $50.0 million due June 1, 2017	$	—		$	50.0
5.48% Unsecured senior notes, interest payable semi-annually, principal payment of $25.0 million due September 28, 2017	25.0			25.0
5.48% Unsecured senior notes, interest payable semi-annually, principal payment of $25.0 million due November 30, 2017	25.0			25.0
3.72% Unsecured senior notes, interest payable semi-annually, principal payment of $125.0 million due March 27, 2024	125.0			125.0
2.93% Unsecured senior notes, interest payable semi-annually, principal payment of $25.0 million due April 16, 2025	25.0			25.0
3.18% Unsecured senior notes, interest payable semi-annually, principal payment of $125.0 million due June 17, 2030	125.0			125.0
Variable rate committed, unsecured $500.0 million revolving credit facility due July 21, 2022 and an interest rate of 2.24% as of July 31, 2017	190.0			—
Variable rate committed, unsecured $50.0 million term loan due July 21, 2020 and an interest rate of 2.24% as of July 31, 2017	50.0			—
Variable rate guaranteed senior note, interest payable quarterly, principal payment of ¥1.65 billion due May 19, 2019 and an interest rate of 0.40% as of July 31, 2017	15.0			16.0
Variable rate guaranteed senior note, interest payable quarterly, principal payment of ¥1.00 billion due July 15, 2021 and an interest rate of 0.25% as of July 31, 2017	9.0			9.7
Capitalized lease obligations and other, with various maturity dates and interest rates	1.1			1.9
Terminated interest rate swap contracts	—			0.4
Debt issuance costs	(2.2		)	(1.6		)
Subtotal	587.9			401.4
Less: current maturities	50.6			51.2
Total long-term debt	$	537.3		$	350.2

Schedule of maturities of long-term debt

The estimated future maturities of the Company's long-term debt as of July 31, 2017, are as follows (in millions):

Year Ended July 31,	Amount
2018	$	50.6
2019	14.9
2020	49.7
2021	8.6
2022	189.5
Thereafter	274.6
Total estimated future maturities	$	587.9