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Business Segments (Narrative) (Details)
12 Months Ended
Aug. 31, 2025
Segment
Customer
Aug. 31, 2024
Customer
Aug. 31, 2023
Customer
Segment Reporting Information [Line Items]      
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description The CODM utilizes operating income to guide resource allocation across reportable segments as part of the Company’s strategic and annual planning efforts, and to assess segment performance by comparing planned results to actual outcomes.    
Segment Reporting, Expense Information Used by CODM, Type [Extensible Enumeration] srt:ChiefExecutiveOfficerMember    
Number of reportable segments 2    
Customer Concentration Risk [Member] | Sales Revenue, Net [Member]      
Segment Reporting Information [Line Items]      
Number of major customers | Customer   0 0
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | Minimum [Member]      
Segment Reporting Information [Line Items]      
Concentration risk, percentage   10.00% 10.00%
Irrigation [Member]      
Segment Reporting Information [Line Items]      
Number of operating segments 1    
Irrigation [Member] | Customer Concentration Risk [Member] | Sales Revenue, Net [Member]      
Segment Reporting Information [Line Items]      
Concentration risk, percentage 13.00%    
Number of major customers | Customer 1    
Infrastructure [Member]      
Segment Reporting Information [Line Items]      
Number of operating segments 1