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Earnings Per Share (Tables) | 3 Months Ended
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Feb. 28, 2018
Earnings Per Share, Basic and Diluted [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | Basic and diluted earnings (loss) per share were calculated as follows (in thousands, except per share amounts):
| Three Months Ended February 28,
| 2018 |  | 2017
Numerator: |  |  |
Net income (loss) | $ | (71,255 | ) |  | $ | 14,259 |
Less: Distributed earnings allocated to nonvested restricted stock | — |  |  | (15 | )
Less: Undistributed earnings allocated to nonvested restricted stock | — |  |  | (85 | )
Numerator for basic earnings (loss) per share | (71,255 | ) |  | 14,159 |
Effect of dilutive securities: |  |  |
Interest expense and amortization of debt issuance costs associated with convertible senior notes, net of taxes | — |  |  | 663 |
Add: Undistributed earnings allocated to nonvested restricted stock | — |  |  | 85 |
Less: Undistributed earnings reallocated to nonvested restricted stock | — |  |  | (75 | )
Numerator for diluted earnings (loss) per share | $ | (71,255 | ) |  | $ | 14,832 |
| Three Months Ended February 28,
| 2018 |  | 2017
Denominator: |  |  |
Weighted average shares outstanding — basic | 87,155 |  |  | 85,122 |
Effect of dilutive securities: |  |  |
Share-based payments | — |  |  | 2,749 |
Convertible senior notes | — |  |  | 8,402 |
Weighted average shares outstanding — diluted | 87,155 |  |  | 96,273 |
Basic earnings (loss) per share | $ | (.82 | ) |  | $ | .17 |
Diluted earnings (loss) per share | $ | (.82 | ) |  | $ | .15 |

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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/2003/role/presentationRef -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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