STOCK-BASED COMPENSATION (Tables)

3 Months Ended

Apr. 30, 2020

STOCK-BASED COMPENSATION

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

Summaries of stock option activity under the Company’s approved stock option plans for the three months ended April 30, 2020 and 2019, 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, 2020	1,271	$	44.83	7.18	$	11.06
Granted	172	$	33.81
Exercised	(10)	$	17.67
Forfeited	(2)	$	46.35
Outstanding, April 30, 2020	1,431	$	43.69	7.33	$	10.45
Exercisable, April 30, 2020	874	$	45.78	6.17	$	11.74

		Exercise		Remaining
	Shares	Price		Term (years)	Fair Value
Outstanding, February 1, 2019	1,140	$	44.01	7.54	$	11.22
Granted	92	$	50.30
Exercised	(59)	$	26.36
Forfeited	(14)	$	51.13
Outstanding, April 30, 2019	1,159	$	45.34	7.64	$	11.42
Exercisable, April 30, 2019	729	$	45.90	6.67	$	11.97

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

The changes in the number of non-vested options to purchase shares of common stock for the three months ended April 30, 2020 and 2019, and the weighted average fair value per share for each number, are presented below (shares in thousands):

	Shares	Fair Value
Non-vested, February 1, 2020	448	$	9.74
Granted	172	$	5.68
Vested	(61)	$	10.21
Forfeited	(2)	$	11.68
Non-vested, April 30, 2020	557	$	8.42

	Shares	Fair Value
Non-vested, February 1, 2019	375	$	10.05
Granted	92	$	11.68
Vested	(33)	$	8.74
Forfeited	(4)	$	11.68
Non-vested, April 30, 2019	430	$	10.48

Summary of assumptions used to estimate fair value of stock options granted

	Three Months Ended April 30,
	2020		2019
Dividend yield	3.0	%	2.0	%
Expected volatility	30.0	%	34.0	%
Risk-free interest rate	0.5	%	2.4	%
Expected life (in years)	3.4		3.3