Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023
Revenues:
Revenues		$ 25,286	$ 25,690	$ 51,478	$ 51,591
Cost of revenues:
Cost of revenues		8,777	9,289	17,501	18,333
Gross margin		16,509	16,401	33,977	33,258
Research and development		4,347	4,269	8,711	8,518
Sales and marketing		5,085	5,313	10,721	11,044
General and administrative		5,850	5,461	11,283	10,922
Amortization of acquisition-related intangibles		191	129	382	153
Total operating expenses		15,473	15,172	31,097	30,637
Operating income		1,036	1,229	2,880	2,621
Other income (loss):
Interest income		865	1,073	1,801	2,161
Other, net		315	(1,650)	513	(852)
Earnings before income taxes		2,216	652	5,194	3,930
Income tax expense		478	31	1,403	695
Net earnings from continuing operations		1,738	621	3,791	3,235
Discontinued operations (Note F)
Earnings from operations of discontinued operations		0	79	0	255
Gain on disposal of discontinued operations		0	2,124	0	2,124
Income tax expense of discontinued operations		0	461	0	503
Earnings from discontinued operations, net of income taxes		0	1,742	0	1,876
Net earnings		1,738	2,363	3,791	5,111
Net (loss) earnings attributable to common shareholders		$ (2,018)	$ 2,363	$ 35	$ 5,111
Earnings per common share from continuing operations
Basic (in usd per share)	[1]	$ 0.05	$ 0.02	$ 0.11	$ 0.10
Earnings per common share from discontinued operations
Basic (in usd per share)	[1]	0	0.05	0	0.05
(Loss) earnings per common share attributable to common shareholders:
Basic (in usd per share)	[1]	(0.06)	0.07	0	0.15
Cash dividends declared per common share (in usd per share)		$ 0.11	$ 0.11	$ 0.22	$ 0.22
Shares used in the calculation of earnings per common share:
Basic (in shares)		33,555	34,071	33,420	34,113
Diluted (in shares)		33,571	34,094	33,439	34,127
Class A Common Shares
Discontinued operations (Note F)
Net (loss) earnings attributable to common shareholders		$ (1,986)	$ 2,237	$ 33	$ 4,838
Earnings per common share from continuing operations
Basic (in usd per share)			$ 0.02		$ 0.10
Diluted (in usd per share)	[1]	$ 0.05	0.02	$ 0.11	0.10
Earnings per common share from discontinued operations
Basic (in usd per share)			0.05		0.05
Diluted (in usd per share)	[1]	0	0.05	0	0.05
(Loss) earnings per common share attributable to common shareholders:
Basic (in usd per share)		(0.06)	0.07	0	0.15
Diluted (in usd per share)	[1]	$ (0.06)	$ 0.07	$ 0	$ 0.15
Shares used in the calculation of earnings per common share:
Basic (in shares)		33,021	32,249	32,241	32,291
Diluted (in shares)		33,571	34,094	33,439	34,127
Subscription fees
Revenues:
Revenues		$ 14,522	$ 13,358	$ 29,313	$ 27,121
Cost of revenues:
Cost of revenues		4,678	4,607	9,372	8,824
License
Revenues:
Revenues		73	229	314	518
Cost of revenues:
Cost of revenues		2	93	46	165
Professional services and other
Revenues:
Revenues		3,617	4,003	7,487	7,689
Cost of revenues:
Cost of revenues		2,717	2,856	5,413	5,916
Maintenance
Revenues:
Revenues		7,074	8,100	14,364	16,263
Cost of revenues:
Cost of revenues		$ 1,380	$ 1,733	$ 2,670	$ 3,428

[1] Basic per share amounts are the same for Class A and Class B shares. Diluted per share amounts for Common Stock is shown above. Diluted earnings per share for Class B shares under the two-class method are $(0.06) and $0.07 for the three months ended October 31, 2024 and 2023, and $0.00 and $0.15 for the six months ended October 31, 2024 and 2023. See Note D to the condensed consolidated financial statements.