Note 11 - Stock-based Compensation (Tables)

9 Months Ended

Oct. 31, 2020

Notes Tables

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

	Three Months Ended October 31,				Nine Months Ended October 31,
	2020		2019		2020		2019
	(in thousands)				(in thousands)
Cost of subscription	$	156	$	84	$	402	$	226
Cost of maintenance		125		143		354		396
Cost of professional services		449		404		1,198		1,085
Sales and marketing		792		607		2,020		1,562
Research and development		607		492		1,618		1,360
General and administrative		1,641		1,174		4,534		3,767
Total stock-based compensation expense	$	3,770	$	2,904	$	10,126	$	8,396

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

	RSUs (in thousands)			Weighted Average Grant Date Fair Value
Restricted stock at January 31, 2020		627		$	39.86
Granted		343			40.28
Released (1)		(248	)		35.69
Forfeited		(19	)		41.67
Restricted stock at October 31, 2020		703		$	41.49

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

	PSUs (in thousands)			Weighted Average Grant Date Fair Value
Performance stock units at January 31, 2020		90		$	39.82
Granted		93			40.54
Released (1)		(21	)		39.82
Forfeited		(9	)		39.82
Performance stock units at October 31, 2020		153		$	40.26

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, 2020		1,349		$	24.86
Granted		-			-
Exercised		(202	)		12.92
Expired		-			-
Forfeited		-			-
Outstanding at October 31, 2020		1,147		$	26.98		3.1	$	17,897
Vested and exercisable at October 31, 2020		1,004		$	24.25		2.8	$	17,413