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Share-Based Compensation Plans (Tables) | 12 Months Ended
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Feb. 28, 2018
Share-based compensation plans |
Schedule of shares authorized for issuance under the stock incentive plan |
Shares originally authorized |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,750,000
Less cumulative stock option grants issued, net of forfeitures |  |  |  |  |  |  |  |  | (1,160,556)
Less restricted share awards previously vested and settled |  |  |  |  |  |  |  |  | (638,565)
Subtotal |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,950,879
Less maximum RSUs issuable upon vesting (1) |  |  |  |  |  |  |  |  | (136,253)
Less maximum PSUs issuable upon vesting (1) |  |  |  |  |  |  |  |  | (348,126)
Shares available for issuance |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,466,500
| (1) |  | RSUs and PSUs potentially issuable are estimated assuming the maximum payouts adjusted for actual forfeitures to date.
Schedule of unrecognized share-based compensation expense |
|  |  |  |  | Weighted
|  |  |  |  | Average
|  | Unrecognized |  | Period of
|  | Compensation |  | Recognition
(in thousands, except weighted average expense period data) |  | Expense |  | (in months)
Stock options |  | $ | 1,384 |  | 16.9
Restricted stock units (RSUs and PSUs) |  |  | 12,220 |  | 23.8
Schedule of share-based compensation expense in S G and A | SHARE-BASED PAYMENT EXPENSE
|  | Fiscal Years Ended the Last Day of February,
(in thousands, except per share data) |  | 2018 |  | 2017 |  | 2016
Stock options |  | $ | 1,634 |  | $ | 2,614 |  | $ | 2,863
Directors stock compensation |  |  | 750 |  |  | 700 |  |  | 700
Performance based and other stock awards |  |  | 12,631 |  |  | 10,243 |  |  | 3,235
Employee stock purchase plan |  |  | 264 |  |  | 490 |  |  | 552
Share-based compensation expense |  |  | 15,279 |  |  | 14,047 |  |  | 7,350
Less income tax benefits |  |  | (1,669) |  |  | (1,762) |  |  | (753)
Share-based compensation expense, net of income tax benefits |  | $ | 13,610 |  | $ | 12,285 |  | $ | 6,597
Continuing operations earnings per share impact of share-based compensation expense: |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.50 |  | $ | 0.45 |  | $ | 0.23
Diluted |  | $ | 0.50 |  | $ | 0.44 |  | $ | 0.23
Schedule of assumptions used for fair value of stock option grants |
|  | Fiscal Years Ended the Last Day of February,
|  | 2017 |  | 2016
Range of risk free interest rates used |  | 1.2% |  | 0.9% - 1.5%
Expected dividend rate |  | -% |  | -%
Weighted average volatility rate |  | 33.4% |  | 39.1%
Range of expected volatility rates used |  | 33.4% |  | 35.9% - 39.7%
Range of expected terms used (in years) |  | 4.1 |  | 4.1 - 4.4
Summary of option activity | SUMMARY OF STOCK OPTION ACTIVITY
|  |  |  |  |  |  |  |  |  | Weighted |  |  |
|  |  |  | Weighted |  | Weighted |  | Average |  |  |
|  |  |  | Average |  | Average |  | Remaining |  |  |
|  |  |  | Exercise |  | Grant Date |  | Contractual |  |  |
|  |  |  | Price |  | Fair Value |  | Term |  | Intrinsic
(in thousands, except contractual term and per share data) |  | Options |  | (per share) |  | (per share) |  | (in years) |  | Value
Outstanding at February 28, 2015 |  | 768 |  |  | 42.76 |  |  | 16.28 |  |  | 6.6 |  |  | 26,008
Grants |  | 186 |  |  | 88.17 |  |  | 28.82 |  |  |  |  |  |
Exercises |  | (178) |  |  | 37.86 |  |  |  |  |  |  |  |  | 9,480
Forfeitures / expirations |  | (127) |  |  | 59.01 |  |  |  |  |  |  |  |  |
Outstanding at February 29, 2016 |  | 649 |  |  | 53.94 |  |  | 19.52 |  |  | 6.1 |  |  | 26,847
Grants |  | 2 |  |  | 102.04 |  |  | 28.74 |  |  |  |  |  |
Exercises |  | (170) |  |  | 43.07 |  |  |  |  |  |  |  |  | 9,152
Forfeitures / expirations |  | (33) |  |  | 65.68 |  |  |  |  |  |  |  |  |
Outstanding at February 28, 2017 |  | 448 |  | $ | 57.41 |  | $ | 20.54 |  |  | 5.0 |  | $ | 18,097
Grants |  | - |  |  | - |  |  | - |  |  |  |  |  |
Exercises |  | (126) |  |  | 52.28 |  |  |  |  |  |  |  |  | 5,400
Forfeitures / expirations |  | (22) |  |  | 72.37 |  |  |  |  |  |  |  |  |
Outstanding at February 28, 2018 |  | 300 |  | $ | 58.35 |  | $ | 32.04 |  |  | 4.3 |  | $ | 9,606
Exercisable at February 28, 2018 |  | 175 |  | $ | 49.18 |  | $ | 41.11 |  |  | 3.9 |  | $ | 7,198
Schedule of non-vested option activity | NON-VESTED STOCK OPTION ACTIVITY
|  |  |  |  |  |  |  | Weighted
|  |  |  |  |  |  |  | Average
|  |  |  |  | Non- |  |  | Grant Date
|  |  |  |  | Vested |  |  | Fair Value
(in thousands, except per share data) |  |  |  |  | Options |  |  | (per share)
Outstanding at February 28, 2015 |  |  |  |  | 674 |  |  | 16.98
Grants |  |  |  |  | 186 |  |  | 28.82
Vested or forfeited |  |  |  |  | (339) |  |  | 17.59
Outstanding at February 29, 2016 |  |  |  |  | 521 |  |  | 20.81
Grants |  |  |  |  | 2 |  |  | 28.74
Vested or forfeited |  |  |  |  | (243) |  |  | 18.95
Outstanding at February 28, 2017 |  |  |  |  | 280 |  | $ | 22.48
Grants |  |  |  |  | - |  |  | -
Vested or forfeited |  |  |  |  | (155) |  |  | 25.02
Outstanding at February 28, 2018 |  |  |  |  | 125 |  | $ | 19.31
Restricted Stock Units (RSU) |
Share-based compensation plans |
Summary of award activity | SUMMARY OF RESTRICTED STOCK UNIT ACTIVITY
|  |  |  |  |  |  |  | Weighted |  |  |
|  |  |  |  |  |  |  | Average |  |  |
|  |  |  |  | Restricted |  |  | Grant Date |  |  |
|  |  |  |  | Stock |  |  | Fair Value |  |  | Fair Value
(in thousands, except per share data) |  |  |  |  | Units |  |  | (per share) |  |  | Outstanding
Outstanding at February 28, 2015 (1) |  |  |  |  | 118 |  |  | 58.35 |  |  | 9,041
Granted (1) |  |  |  |  | 95 |  |  | 76.62 |  |  |
Vested (2) |  |  |  |  | - |  |  | - |  |  |
Outstanding at February 29, 2016 |  |  |  |  | 213 |  |  | 66.50 |  |  | 20,311
Granted (1) |  |  |  |  | 162 |  |  | 96.90 |  |  |
Vested (2) |  |  |  |  | (53) |  |  | 70.14 |  |  |
Outstanding at February 28, 2017 |  |  |  |  | 322 |  | $ | 81.19 |  | $ | 31,418
Granted (1) |  |  |  |  | 262 |  |  | 96.44 |  |  |
Vested or forfeited (2) |  |  |  |  | (274) |  |  | 78.71 |  |  |
Outstanding at February 28, 2018 |  |  |  |  | 310 |  | $ | 90.05 |  | $ | 27,944
| (1) |  | Includes target level RSUs and PSUs granted to our current CEO and members of management in connection with long-term incentive compensation for fiscal 2018, 2017 and 2016.
Includes 192,002 and 15,643 RSUs which vested and settled throughout the year at an weighted average fair values of $62.88 and $60.28 per share for fiscal 2018 and 2017, respectively. There were no RSUs vested or settled in fiscal 2016.

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- Definition Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value. + References No definition available. + Details
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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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