STOCK-BASED COMPENSATION (Tables)

3 Months Ended

Apr. 30, 2019

STOCK-BASED COMPENSATION

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

Summaries of stock option activity under the Company’s stock option plans for the three months ended April 30, 2019 and 2018, 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	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

		Exercise		Remaining
	Shares	Price		Term (years)	Fair Value
Outstanding, February 1, 2018	889	$	44.83	7.91	$	11.74
Granted	97	$	37.60
Outstanding, April 30, 2018	986	$	44.12	7.90	$	11.44
Exercisable, April 30, 2018	692	$	44.01	7.11	$	11.65

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, 2019 and 2018, and the weighted average fair value per share for each number, are presented below (shares in thousands):

	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

	Shares	Fair Value
Non-vested, February 1, 2018	302	$	13.55
Granted	97	$	8.74
Vested	(105)	$	16.37
Non-vested, April 30, 2018	294	$	10.95

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

	Three Months Ended April 30,
	2019		2018
Dividend yield	2.0	%	2.7	%
Expected volatility	34.0	%	36.0	%
Risk-free interest rate	2.4	%	2.0	%
Expected life (in years)	3.3		3.3