Property and Equipment and Capitalized Cloud-Based Software Implementation Costs (Schedule of Property and Equipment, Net) (Details) - USD ($) $ in Thousands	Aug. 31, 2023	Aug. 31, 2022	Aug. 31, 2021
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 109,971	$ 104,883
Less: accumulated depreciation and amortization	(43,180)	(38,906)
Total	66,791	65,977	$ 70,145
Machinery, equipment and vehicles
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	49,804	44,533
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	27,555	27,958
Computer and office equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	6,151	5,757
Internal-use software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	11,277	9,591
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	3,027	2,669
Capital in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	7,937	10,135
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 4,220	$ 4,240