Debt Issuance	9 Months Ended
Apr. 30, 2015
Debt Issuance [Abstract]
Debt Issuance	Note O – Debt Issuance On April 16, 2015, the Company entered into a First Supplement to Note Purchase Agreement (First Supplement), dated April 16, 2015, with a group of institutional investors, which supplements a Note Purchase Agreement, dated March 27, 2014. Pursuant to the First Supplement, the Company issued $25.0 million of senior unsecured notes due April 16, 2025. The debt was issued at face value and bears interest payable semi-annually at an annual rate of interest of 2.93 percent. The proceeds from the notes primarily were used to refinance existing debt, and were also used for general corporate purposes. The notes contain debt covenants specifically related to maintaining a certain leverage ratio as well as other covenants that, under certain circumstances, can restrict the Company’s ability to incur additional indebtedness, make investments and other restricted payments, create liens, and sell assets. As of April 30, 2015, the Company was in compliance with all such covenants. The Company expects to remain in compliance with these covenants. Subject to the satisfaction of certain closing conditions, which the Company expects to be able to satisfy, the First Supplement also provides for the issuance and sale, on June 25, 2015, of $125.0 million 3.18 percent senior unsecured notes due June 17, 2030, to certain of the institutional investors.

Debt Issuance

9 Months Ended

Apr. 30, 2015

Note O – Debt Issuance

On April 16, 2015, the Company entered into a First Supplement to Note Purchase Agreement (First Supplement), dated April 16, 2015, with a group of institutional investors, which supplements a Note Purchase Agreement, dated March 27, 2014. Pursuant to the First Supplement, the Company issued $25.0 million of senior unsecured notes due April 16, 2025. The debt was issued at face value and bears interest payable semi-annually at an annual rate of interest of 2.93 percent. The proceeds from the notes primarily were used to refinance existing debt, and were also used for general corporate purposes. The notes contain debt covenants specifically related to maintaining a certain leverage ratio as well as other covenants that, under certain circumstances, can restrict the Company’s ability to incur additional indebtedness, make investments and other restricted payments, create liens, and sell assets. As of April 30, 2015, the Company was in compliance with all such covenants. The Company expects to remain in compliance with these covenants.

Subject to the satisfaction of certain closing conditions, which the Company expects to be able to satisfy, the First Supplement also provides for the issuance and sale, on June 25, 2015, of $125.0 million 3.18 percent senior unsecured notes due June 17, 2030, to certain of the institutional investors.