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Net Income per Common Share (Tables) | 6 Months Ended
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Jan. 31, 2021
Earnings Per Share [Abstract] |
Reconciliations of Numerator and Denominator of Basic and Diluted Per Share | The following table summarizes the computation of basic and diluted net income per share for the Company’s Class A and Class B common stock:
| Three months ended January 31, |  | Six months ended January 31,
| 2021 |  | 2020 |  | 2021 |  | 2020
Numerator (in thousands): |  |  |  |  |  |  |
Net Income (Numerator for basic and diluted income per Class A Nonvoting Common Share) | $ | 30,860 |  |  | $ | 33,553 |  |  | $ | 64,341 |  |  | $ | 71,051 |
Less: |  |  |  |  |  |  |
Preferential dividends | — |  |  | — |  |  | (808) |  |  | (828) |
Preferential dividends on dilutive stock options | — |  |  | — |  |  | (4) |  |  | (10) |
Numerator for basic and diluted income per Class B Voting Common Share | $ | 30,860 |  |  | $ | 33,553 |  |  | $ | 63,529 |  |  | $ | 70,213 |
Denominator: (in thousands) |  |  |  |  |  |  |
Denominator for basic income per share for both Class A and Class B | 52,018 |  |  | 53,320 |  |  | 52,020 |  |  | 53,232 |
Plus: Effect of dilutive equity awards | 264 |  |  | 507 |  |  | 268 |  |  | 549 |
Denominator for diluted income per share for both Class A and Class B | 52,282 |  |  | 53,827 |  |  | 52,288 |  |  | 53,781 |
Net income per Class A Nonvoting Common Share: |  |  |  |  |  |  |
Basic | $ | 0.59 |  |  | $ | 0.63 |  |  | $ | 1.24 |  |  | $ | 1.33 |
Diluted | $ | 0.59 |  |  | $ | 0.62 |  |  | $ | 1.23 |  |  | $ | 1.32 |
Net income per Class B Voting Common Share: |  |  |  |  |  |  |
Basic | $ | 0.59 |  |  | $ | 0.63 |  |  | $ | 1.22 |  |  | $ | 1.32 |
Diluted | $ | 0.59 |  |  | $ | 0.62 |  |  | $ | 1.21 |  |  | $ | 1.31 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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