Note 12 - Stock-based Compensation (Tables)

6 Months Ended

Jul. 31, 2019

Notes Tables

Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

	Three Months Ended July 31,				Six Months Ended July 31,
	201 9		201 8		201 9		201 8
	(in thousands)				(in thousands)
Cost of subscription	$	72	$	68	$	142	$	117
Cost of maintenance and other revenue		132		118		253		210
Cost of professional services		359		327		681		553
Sales and marketing		575		534		955		936
Research and development		441		413		868		728
General and administrative		1,609		1,904		2,593		2,926
Total stock-based compensation expense	$	3,188	$	3,364	$	5,492	$	5,470

Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

	RSUs			Weighted Average Grant Date Fair Value
	(in thousands)
Outstanding at January 31, 2019		663		$	36.64
Granted		261			39.74
Released (1)		(254	)		32.33
Forfeited		(26	)		37.56
Outstanding at July 31, 2019		644		$	39.55

Share-based Payment Arrangement, Performance Shares, Activity [Table Text Block]

	PSUs		Weighted Average Grant Date Fair Value
	(in thousands)
Outstanding at January 31, 2019		—	$	—
Granted		93		39.82
Released		—		—
Forfeited		—		—
Outstanding at July 31, 2019		93	$	39.82

Share-based Payment Arrangement, Option and Stock Appreciation Rights, Activity [Table Text Block]

	SARs (in thousands)			Weighted Average Exercise Price per Share		Weighted Average Remaining Contractual Term (years)		Aggregate Intrinsic Value (in thousands)
Outstanding at January 31, 2019		2,533		$	20.81
Granted		—			—
Exercised		(17	)		11.44
Expired		—			—
Forfeited		—			—
Outstanding at July 31, 2019		2,516		$	20.87		3.0	$	55,181
Vested and exercisable at July 31, 2019		2,231	(1)	$	18.38		2.6	$	53,002