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Summary of Significant Accounting Policies (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 29, 2020 USD ($) | Feb. 29, 2020 USD ($) operating_segment | Feb. 28, 2019 USD ($) | Feb. 28, 2018 USD ($) | Feb. 28, 2017 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Gain (Loss) on Disposition of Assets | $ 9,200 | $ (9,157) | $ (810) | $ (10,834) |
Number of operating segments | operating_segment |  | 2 |  |  |
Reclassification from Operating Activities to Financing Activities |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Immaterial error corrections |  |  | $ 3,200 | 2,100 |
Increase to Capital in Excess of Par Value and Decrease in Retained Earnings |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Immaterial error corrections |  |  |  | $ 12,600 | $ 5,200
Maximum [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 19 years |  |  |

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