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Income Taxes (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Nov. 30, 2016 | May 31, 2016 | Nov. 30, 2015 | Nov. 30, 2016 | Nov. 30, 2015
Income Taxes |  |  |  |  |
Effective income tax rate (as a percent) | 3.70% |  | 11.80% | 7.00% | 14.10%
Tax benefit recorded related to the resolution of an uncertain tax position |  | $ 1,400 |  |  |
Tax benefit recorded related to the recognition of excess tax benefits from share-based compensation | $ 290 |  |  | $ 1,640 |
Tax benefit recorded related to the finalization of certain tax returns | $ 1,180 |  |  |  |

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32698-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319 + Details
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