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Earnings per share (Tables) | 9 Months Ended
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Aug. 31, 2019
Earnings Per Share [Abstract] |
Calculation of Basic and Diluted Earnings Per Share | The following table sets forth the calculation of basic and diluted earnings per share on an interim basis (in thousands, except per share data):
| Three Months Ended |  | Nine Months Ended
| August 31, 2019 |  | August 31, 2018 |  | August 31, 2019 |  | August 31, 2018
|  |  | As Adjusted(1) |  |  |  | As Adjusted(1)
Net income | $ | 13,557 |  |  | $ | 14,390 |  |  | $ | 31,140 |  |  | $ | 41,026 |
Weighted average shares outstanding | 44,716 |  |  | 45,130 |  |  | 44,761 |  |  | 45,730 |
Dilutive impact from common stock equivalents | 587 |  |  | 446 |  |  | 531 |  |  | 650 |
Diluted weighted average shares outstanding | 45,303 |  |  | 45,576 |  |  | 45,292 |  |  | 46,380 |
Basic earnings per share | $ | 0.30 |  |  | $ | 0.32 |  |  | $ | 0.70 |  |  | $ | 0.90 |
Diluted earnings per share | $ | 0.30 |  |  | $ | 0.32 |  |  | $ | 0.69 |  |  | $ | 0.88 |
(1)The Company adopted ASC 606 effective December 1, 2018 using the full retrospective method. See Note 1. Nature of Business and Basis of Presentation for further information.

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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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