Fair Value Measures Fair Value Measures (Tables)

12 Months Ended

Jul. 31, 2018

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

	July 31, 2018				July 31, 2017
(In thousands)	Fair Value Total		Significant Observable Inputs (Level II)		Fair Value Total		Significant Observable Inputs (Level II)
Assets
Cash equivalents	$	130,769	$	130,769	$	3,498	$	3,498
Total Assets	$	130,769	$	130,769	$	3,498	$	3,498
Liabilities
Long-term fixed rate debt, including current portion	$	381,230	$	381,230	$	400,908	$	400,908
Revolving loan facility	—		—		231,000		231,000
Total Liabilities	$	381,230	$	381,230	$	631,908	$	631,908