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Description of Business and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Jul. 31, 2023
Accounting Policies [Abstract] |
Schedule of Weighted-average Number of Shares Used in the Calculation of Basic and Diluted Earnings Per Share | The weighted-average number of shares used in the calculation of basic and diluted earnings per share attributable to the Company’s common stockholders consists of the following: Schedule of Weighted-average Number of Shares Used in the Calculation of Basic and Diluted Earnings Per Share
Year ended July 31 (in thousands) |  | 2023 |  |  | 2022 |  |  | 2021 |
Basic weighted-average number of shares |  |  | 25,517 |  |  |  | 25,791 |  |  |  | 25,495 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |
Stock options |  |  | 9 |  |  |  | 434 |  |  |  | 229 |
Non-vested restricted Class B common stock |  |  | 51 |  |  |  | 131 |  |  |  | 329 |
Diluted weighted-average number of shares |  |  | 25,577 |  |  |  | 26,356 |  |  |  | 26,053 |
Schedule of Outstanding Stock Options Excluded from the Calculation of Diluted Earnings Per Share | The following outstanding stock options were excluded from the calculation of diluted earnings per share because the exercise prices of the stock options were greater than the average market price of the Company’s stock during the period: Schedule of Outstanding Stock Options Excluded from the Calculation of Diluted Earnings Per Share
Year ended July 31 (in thousands) |  | 2023 |  |  | 2022 |  |  | 2021 |
Shares excluded from the calculation of diluted earnings per share |  |  | — |  |  |  | — |  |  |  | 535 |
Schedule of Changes In Allowance and Reserves Deducted From Asset Accounts | The changes in the allowance and reserves deducted from asset accounts is as follows: Schedule of Changes In Allowance and Reserves Deducted From Asset Accounts
Year ended July 31 (in thousands) |  | Balance at beginning of year |  |  | Additions charged to costs and expenses |  |  | Deductions (1) |  |  | Balance at end of year |
2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 5,328 |  |  | $ | 1,578 |  |  | $ | (1,264 | ) |  | $ | 5,642 |
Reserve for losses on settlement assets |  |  | 554 |  |  |  | 620 |  |  |  | (31 | ) |  |  | 1,143 |
Total |  | $ | 5,882 |  |  | $ | 2,198 |  |  | $ | (1,295 | ) |  | $ | 6,785 |
2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 4,129 |  |  | $ | 1,982 |  |  | $ | (783 | ) |  | $ | 5,328 |
Reserve for losses on settlement assets |  |  | 309 |  |  |  | 348 |  |  |  | (103 | ) |  |  | 554 |
Total |  | $ | 4,438 |  |  | $ | 2,330 |  |  | $ | (886 | ) |  | $ | 5,882 |
2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  | $ | 5,540 |  |  | $ | 1,765 |  |  | $ | (3,176 | ) |  | $ | 4,129 |
Reserve for losses on settlement assets |  |  | 545 |  |  |  | 17 |  |  |  | (253 | ) |  |  | 309 |
Total |  | $ | 6,085 |  |  | $ | 1,782 |  |  | $ | (3,429 | ) |  | $ | 4,438 |
(1) | Primarily uncollectible accounts written off, net of recoveries.

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