Summary of Significant Accounting Policies Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2023
Property, Plant and Equipment [Line Items]
Land	$ 31,194	$ 30,604
Buildings and improvements	199,727	147,767
Machinery and equipment	295,174	288,885
Construction in progress	13,255	32,701
Property, plant and equipment—gross	539,350	499,957
Accumulated depreciation	(313,778)	(304,199)
Property, plant and equipment—net	225,572	195,758
Depreciation	$ 21,723	$ 20,452	$ 20,631
Building and Building Improvements [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	10 years
Building and Building Improvements [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	33 years
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life	10 years