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Accounts Receivable (Tables) | 9 Months Ended
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Apr. 30, 2025
Receivables [Abstract] |
Accounts receivable | Accounts receivable consist of the following at:
|  | April 30, 2025 |  | July 31, 2024
Receivables from commercial and international customers |  | $ | 59,936,000 |  |  | 53,108,000 |
Unbilled receivables from commercial and international customers |  | 70,030,000 |  |  | 72,540,000 |
Receivables from the U.S. government and its agencies |  | 21,110,000 |  |  | 20,682,000 |
Unbilled receivables from the U.S. government and its agencies |  | 19,912,000 |  |  | 51,197,000 |
Total accounts receivable |  | 170,988,000 |  |  | 197,527,000 |
Less allowance for doubtful accounts |  | 19,516,000 |  |  | 1,932,000 |
Accounts receivable, net |  | $ | 151,472,000 |  |  | 195,595,000 |

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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