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Stock Compensation (Tables) | 12 Months Ended
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Feb. 28, 2017
Share-based Compensation [Abstract] |
Restricted Stock Unit Awards Non-Vested | ctivity in our non-vested restricted stock unit awards for the year ended February 28, 2017 is as follows:
|  | Restricted Stock Units |  | Weighted Average Grant Date Fair Value
Non-Vested Balance as of February 29, 2016 |  | 98,693 |  |  | $ | 45.03 |
Granted |  | 73,921 |  |  | 56.66 |
Vested |  | (35,330 | ) |  | 45.82 |
Forfeited |  | (2,737 | ) |  | 50.71 |
Non-Vested Balance as of February 28, 2017 |  | 134,547 |  |  | $ | 51.10 |
Stock Appreciation Rights and Option Awards | A summary of the Company’s stock appreciation rights awards activity for the years ended February 28, 2017, February 29, 2016 and February 28, 2015 is as follows:
|  | 2017 |  | 2016 |  | 2015
|  | SAR’s |  | Weighted Average Exercise Price |  | SAR’s |  | Weighted Average Exercise Price |  | SAR’s |  | Weighted Average Exercise Price
Outstanding at beginning of year |  | 312,748 |  |  | $ | 34.23 |  |  | 376,982 |  |  | $ | 31.27 |  |  | 396,174 |  |  | $ | 26.64 |
Granted |  | — |  |  | — |  |  | — |  |  | — |  |  | 126,532 |  |  | 43.92 |
Exercised |  | (141,983 | ) |  | 24.85 |  |  | (59,441 | ) |  | 14.67 |  |  | (98,942 | ) |  | 22.79 |
Forfeited |  | (626 | ) |  | 43.92 |  |  | (4,793 | ) |  | 44.56 |  |  | (46,782 | ) |  | 44.14 |
Outstanding at end of year |  | 170,139 |  |  | $ | 42.02 |  |  | 312,748 |  |  | $ | 34.23 |  |  | 376,982 |  |  | $ | 31.27 |
Exercisable at end of year |  | 126,975 |  |  | $ | 41.27 |  |  | 217,961 |  |  | $ | 29.83 |  |  | 204,107 |  |  | $ | 21.55 |
Weighted average fair value for the fiscal year indicated of SARs granted during such year |  |  |  | $ | — |  |  |  |  | $ | — |  |  |  |  | $ | 16.94 |
Share-based Compensation Activity | The following table summarizes additional information about stock appreciation rights outstanding at February 28, 2017.
Range of Exercise Prices |  | Total SAR’s |  | Average Remaining Life |  | Weighted Average Exercise Price |  | SAR’s Currently Exercisable |  | Weighted Average Exercise Price
$20.91 |  | 9,954 |  | 1.00 |  | $ | 20.91 |  |  | 9,954 |  | $ | 20.91 |
$25.67 |  | 9,538 |  | 2.00 |  | $ | 25.67 |  |  | 9,538 |  | $ | 25.67 |
$39.65 |  | 950 |  | 3.52 |  | $ | 39.65 |  |  | 950 |  | $ | 39.65 |
$43.92 |  | 89,180 |  | 4.01 |  | $ | 43.92 |  |  | 56,016 |  | $ | 43.92 |
$45.26 |  | 40,000 |  | 3.68 |  | $ | 45.26 |  |  | 30,000 |  | $ | 45.26 |
$45.36 |  | 19,758 |  | 3.00 |  | $ | 45.36 |  |  | 19,758 |  | $ | 45.36 |
$46.43 |  | 759 |  | 3.72 |  | $ | 46.43 |  |  | 759 |  | $ | 46.43 |
$20.91 - $46.43 |  | 170,139 |  | 3.52 |  | $ | 42.02 |  |  | 126,975 |  | $ | 41.27 |
Share-based Compensation Fair Value Assumptions | Assumptions used in the Black-Scholes option pricing model for fiscal year 2015 are as follows for all stock appreciation rights:
|  | 2015
Expected term in years |  | 4.5
Expected dividend yield |  | 1.20% – 1.32%
Expected price volatility |  | 35.39% – 40.00%
Risk-free interest rate |  | 2.32 – 2.73
Share-based compensation expense and related income tax | Share-based compensation expense and related income tax benefits related to all the plans listed above were as follows for the fiscal years ended February 28, 2017, February 29, 2016 and February 28, 2015:
Year ended |  | 2017 |  | 2016 |  | 2015
|  | (In thousands)
Compensation expense |  | $ | 5,870 |  |  | $ | 4,538 |  |  | $ | 4,080 |
Income tax benefits |  | $ | 2,055 |  |  | $ | 1,588 |  |  | $ | 1,428 |

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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