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Earnings Per Share (Tables) | 12 Months Ended
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Nov. 30, 2019
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | Basic and diluted earnings per share were calculated as follows (in thousands, except per share amounts):
| Years Ended November 30,
| 2019 |  | 2018 |  | 2017
Numerator: |  |  |  |  |
Net income | $ | 268,775 |  |  | $ | 170,365 |  |  | $ | 180,595 |
Less: Distributed earnings allocated to nonvested restricted stock | (123 | ) |  | (51 | ) |  | (56 | )
Less: Undistributed earnings allocated to nonvested restricted stock | (1,505 | ) |  | (927 | ) |  | (1,121 | )
Numerator for basic earnings per share | 267,147 |  |  | 169,387 |  |  | 179,418 |
Effect of dilutive securities: |  |  |  |  |
Interest expense and amortization of debt issuance costs associated with convertible senior notes, net of taxes | 541 |  |  | 3,190 |  |  | 2,654 |
Add: Undistributed earnings allocated to nonvested restricted stock | 1,505 |  |  | 927 |  |  | 1,121 |
Less: Undistributed earnings reallocated to nonvested restricted stock | (1,412 | ) |  | (805 | ) |  | (979 | )
Numerator for diluted earnings per share | $ | 267,781 |  |  | $ | 172,699 |  |  | $ | 182,214 |
| Years Ended November 30,
| 2019 |  | 2018 |  | 2017
Denominator: |  |  |  |  |
Weighted average shares outstanding — basic | 87,996 |  |  | 87,773 |  |  | 85,842 |
Effect of dilutive securities: |  |  |  |  |
Share-based payments | 4,415 |  |  | 4,884 |  |  | 4,072 |
Convertible senior notes | 1,427 |  |  | 8,402 |  |  | 8,402 |
Weighted average shares outstanding — diluted | 93,838 |  |  | 101,059 |  |  | 98,316 |
Basic earnings per share | $ | 3.04 |  |  | $ | 1.93 |  |  | $ | 2.09 |
Diluted earnings per share | $ | 2.85 |  |  | $ | 1.71 |  |  | $ | 1.85 |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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