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Disposition - Narrative (Details) - USD ($)
12 Months Ended
Nov. 07, 2023
Jul. 31, 2024
Jul. 31, 2023
Jul. 31, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Gain (loss) on disposition of business   $ (1,199,000) $ 0 $ 0
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Solid-State RF Microwave High Power Amplifiers and Control Components Product Line        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Divestiture preliminary purchase price $ 35,459,000      
Proceeds from divestiture 33,277,000      
Transaction costs $ 2,182,000