STOCK-BASED COMPENSATION (Tables)

3 Months Ended

Apr. 30, 2021

Apr. 30, 2020

STOCK-BASED COMPENSATION

Schedule of stock option activity under the Company's stock plans

Stock Options

A summary of stock option activity under the Company’s approved Stock Plans for the three months ended April 30, 2021, along with corresponding weighted average per share amounts, is presented below (shares in thousands):

		Exercise		Remaining
	Shares	Price		Term (years)	Fair Value
Outstanding, February 1, 2021	1,405	$	44.17	6.90	$	10.39
Granted	32	$	54.60
Exercised	(26)	$	39.37
Forfeited	(3)	$	42.31
Outstanding, April 30, 2021	1,408	$	44.50	6.77	$	10.44
Exercisable, April 30, 2021	1,029	$	45.47	6.01	$	11.24
Outstanding, April 30, 2020	1,431	$	43.69	7.33	$	10.45
Exercisable, April 30, 2020	874	$	45.78	6.17	$	11.74

Schedule of changes in the number of non-vested options to purchase shares of common stock

The change in the number of non-vested options to purchase shares of common stock for the three months ended April 30, 2021, and the weighted average fair value per share for each number, is presented below (shares in thousands):

	Shares	Fair Value
Non-vested, February 1, 2021	467	$	8.01
Granted	32	$	11.12
Vested	(117)	$	8.06
Forfeitures	(3)	$	8.67
Non-vested, April 30, 2021	379	$	8.25
Non-vested, April 30, 2020	557	$	8.42

Schedule of changes in restricted stock units

The changes in the maximum number of restricted stock units for the three months ended April 30, 2021, and the weighted average fair value per share for each number, are presented below (shares in thousands):

	Shares	Fair Value
Outstanding, February 1, 2021	117	$	17.71
Awarded	113	$	38.91
Issued	(40)	$	20.64
Outstanding, April 30, 2021	190	$	29.73
Outstanding, April 30, 2020	117	$	17.71