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Stock Based Compensation (Tables) | 12 Months Ended
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Feb. 28, 2019
Notes to Financial Statements |
Weighted-average Black-Scholes assumptions |
|  | Fiscal Year Ended February 28, |
|  | 2019 |  |  | 2018 |
Expected life |  | 8 years |  |  | 2-8 years |
Risk free interest rate |  |  | 2.47% - 2.98% |  |  |  | 1.79% - 2.32% |
Expected volatility |  |  | 24.82% - 28.24% |  |  |  | 12.65% - 22.24% |
Expected dividend yield |  |  | 0% |  |  |  | 0% |

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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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