Note 5 - Stock-based Compensation (Tables)

12 Months Ended

Jan. 31, 2017

Notes Tables

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

	Years Ended January 31,
	2017		2016		2015
	(in thousands)
Stock-based compensation expense:
Cost of subscription	$	113	$	76	$	45
Cost of maintenance and other revenue		299		271		152
Cost of professional services		848		739		492
Sales and marketing		1,200		1,377		790
Research and development		1,009		900		518
General and administrative		3,854		4,077		2,996
Total stock-based compensation expense	$	7,323	$	7,440	$	4,993

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

	RSUs (in thousands)			Weighted Average Grant Date Fair Value
Restricted stock at January 31, 2014		430		$	11.02
Granted		287			21.25
Released (1)		(167	)		11.92
Forfeited		(47	)		14.00
Restricted stock at January 31, 2015		503		$	16.27
Granted		326			24.75
Released (1)		(192	)		15.58
Forfeited		(20	)		18.93
Restricted stock at January 31, 2016		617		$	20.91
Granted		307			18.54
Released (1)		(259	)		18.96
Forfeited		(42	)		20.69
Restricted stock at January 31, 2017		623		$	20.56

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Years Ended January 31,
	2017			2016			2015
Expected life in years		5.25			5.00			4.98
Risk free interest rate		1.16	%		1.64	%		1.58	%
Volatility		36	%		41	%		47	%
Dividend rate		1.51	%		1.10	%		1.32	%

Schedule of Share-based Compensation, Stock Options and Stock Appreciation Rights Award Activity [Table Text Block]

	Options/ SARs (in thousands)			Weighted Average Exercise Price per Share		Weighted Average Remaining Contractual Term (years)		Aggregate Intrinsic Value (in thousands)
Outstanding at January 31, 2014		2,842		$	11.19
Granted		387			21.61
Exercised		(655	)		11.47
Expired		(22	)		12.68
Forfeited		(53	)		12.31
Outstanding at January 31, 2015		2,499		$	12.69
Granted		380			25.34
Exercised		(266	)		10.69
Expired		(12	)		14.22
Forfeited		(5	)		12.05
Outstanding at January 31, 2016		2,596		$	14.74
Granted		380			18.64
Exercised		(158	)		10.94
Expired		(17	)		12.56
Forfeited		(8	)		12.09
Outstanding at January 31, 2017		2,793		$	15.51		4.4	$	35,885
Vested and exercisable at January 31, 2017		1,802		$	12.92		3.3	$	27,853