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STOCK-BASED COMPENSATION (Tables) | 12 Months Ended
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Jan. 31, 2022
STOCK-BASED COMPENSATION |
Schedule of stock option activity under the Company's stock plans | A summary of stock option activity under the Company’s approved Stock Plans for Fiscal 2022, Fiscal 2021 and Fiscal 2020, along with corresponding weighted average per share amounts, are presented below (shares in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Exercise | ​ | Remaining | ​ | ​
​ |  | Shares |  | Price |  | Term (years) |  | Fair Value
Outstanding, February 1, 2019 |  | 1,140 | ​ | $ | 44.01 |  | 7.54 | ​ | $ | 11.22
Granted |  | 238 | ​ | $ | 44.76 | ​ | ​ | ​ | ​ | ​
Exercised |  | (61) | ​ | $ | 26.67 | ​ | ​ | ​ | ​ | ​
Forfeited | ​ | (46) | ​ | $ | 48.47 | ​ | ​ | ​ | ​ | ​
Outstanding, January 31, 2020 |  | 1,271 | ​ | $ | 44.83 |  | 7.18 | ​ | $ | 11.06
Granted |  | 242 | ​ | $ | 37.26 | ​ | ​ | ​ | ​ | ​
Exercised |  | (68) | ​ | $ | 24.17 | ​ | ​ | ​ | ​ | ​
Forfeited | ​ | (40) | ​ | $ | 57.44 | ​ | ​ | ​ | ​ | ​
Outstanding, January 31, 2021 |  | 1,405 | ​ | $ | 44.17 |  | 6.90 | ​ | $ | 10.39
Granted | ​ | 67 | ​ | $ | 45.47 | ​ | ​ | ​ | ​ | ​
Exercised | ​ | (42) | ​ | $ | 34.01 | ​ | ​ | ​ | ​ | ​
Forfeited | ​ | (25) | ​ | $ | 54.28 | ​ | ​ | ​ | ​ | ​
Outstanding, January 31, 2022 | ​ | 1,405 | ​ | $ | 44.35 |  | 6.17 | ​ | $ | 10.31
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Exercisable, January 31, 2021 | ​ | 938 | ​ | $ | 46.09 |  | 5.95 | ​ | $ | 11.58
Exercisable, January 31, 2022 |  | 1,110 | ​ | $ | 45.19 |  | 5.56 | ​ | $ | 10.98
Schedule of changes in the number of non-vested options to purchase shares of common stock | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Exercise | ​ | Remaining | ​ | ​
​ |  | Shares |  | Price |  | Term (years) |  | Fair Value
Outstanding, February 1, 2019 |  | 1,140 | ​ | $ | 44.01 |  | 7.54 | ​ | $ | 11.22
Granted |  | 238 | ​ | $ | 44.76 | ​ | ​ | ​ | ​ | ​
Exercised |  | (61) | ​ | $ | 26.67 | ​ | ​ | ​ | ​ | ​
Forfeited | ​ | (46) | ​ | $ | 48.47 | ​ | ​ | ​ | ​ | ​
Outstanding, January 31, 2020 |  | 1,271 | ​ | $ | 44.83 |  | 7.18 | ​ | $ | 11.06
Granted |  | 242 | ​ | $ | 37.26 | ​ | ​ | ​ | ​ | ​
Exercised |  | (68) | ​ | $ | 24.17 | ​ | ​ | ​ | ​ | ​
Forfeited | ​ | (40) | ​ | $ | 57.44 | ​ | ​ | ​ | ​ | ​
Outstanding, January 31, 2021 |  | 1,405 | ​ | $ | 44.17 |  | 6.90 | ​ | $ | 10.39
Granted | ​ | 67 | ​ | $ | 45.47 | ​ | ​ | ​ | ​ | ​
Exercised | ​ | (42) | ​ | $ | 34.01 | ​ | ​ | ​ | ​ | ​
Forfeited | ​ | (25) | ​ | $ | 54.28 | ​ | ​ | ​ | ​ | ​
Outstanding, January 31, 2022 | ​ | 1,405 | ​ | $ | 44.35 |  | 6.17 | ​ | $ | 10.31
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Exercisable, January 31, 2021 | ​ | 938 | ​ | $ | 46.09 |  | 5.95 | ​ | $ | 11.58
Exercisable, January 31, 2022 |  | 1,110 | ​ | $ | 45.19 |  | 5.56 | ​ | $ | 10.98
Schedule of changes in restricted stock units | The changes in the maximum number of restricted stock units for Fiscal 2022, Fiscal 2021 and Fiscal 2020 and the weighted average fair value per share for each number, are presented below (shares in thousands):
​ | ​ | ​ | ​ | ​ | ​
​ |  | Shares |  | Fair Value
Outstanding, February 1, 2019 |  | 36 | ​ | $ | 16.63
Awarded |  | 36 | ​ | $ | 22.25
Outstanding, January 31, 2020 |  | 72 | ​ | $ | 19.44
Awarded |  | 45 | ​ | $ | 14.95
Outstanding, January 31, 2021 |  | 117 | ​ | $ | 17.71
Awarded |  | 145 | ​ | $ | 39.52
Issued |  | (40) | ​ | $ | 20.64
Outstanding, January 31, 2022 |  | 222 | ​ | $ | 31.48
​ | ​ | ​ | ​ | ​ | ​

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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