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Inventories (Details) - USD ($) | Oct. 31, 2022 | Jul. 31, 2022
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Inventory Disclosure [Abstract] |  |
Raw materials and components | $ 81,288,000 | $ 78,478,000
Work-in-process and finished goods | 42,363,000 | 40,960,000
Total inventories | 123,651,000 | 119,438,000
Less reserve for excess and obsolete inventories | 23,903,000 | 23,121,000
Inventories, net | 99,748,000 | 96,317,000
Inventory directly related to long-term contracts | 4,537,000 | 4,100,000
Inventory related to contracts from third party commercial customers who outsource their manufacturing to us | $ 2,039,000 | $ 1,866,000

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- Definition Net carrying amount as of the balance sheet date of inventories related to contracts from third-party commercial customers who outsource their manufacturing to the Company. + References No definition available. + Details
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