Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2019	Apr. 30, 2018
Current assets:
Cash and cash equivalents	$ 61,288	$ 52,794
Investments	24,710	26,121
Trade accounts receivable, net
Billed	18,819	18,643
Unbilled	1,475	3,375
Prepaid expenses and other current assets	6,210	6,592
Total current assets	112,502	107,525
Investments-noncurrent	2,484	8,893
Property and equipment, net	3,585	3,034
Capitalized software, net	11,063	9,728
Goodwill	25,888	25,888
Other intangibles, net	2,732	5,120
Other assets	3,056	2,777
Total assets	161,310	162,965
Current liabilities:
Accounts payable	2,448	1,974
Accrued compensation and related costs	2,561	6,310
Dividends payable	3,434	3,367
Other current liabilities	1,375	1,246
Deferred revenue	33,283	33,226
Total current liabilities	43,101	46,123
Deferred income taxes	3,514	2,615
Long-term deferred revenue	0	147
Other long-term liabilities	88	1,496
Total liabilities	46,703	50,381
Shareholders’ equity:
Additional paid-in capital	138,315	131,258
Retained (deficit) earnings	(1,729)	3,366
Class A treasury stock, 4,588,632 shares at April 30, 2019 and 4,588,632 shares at April 30, 2018, at cost	(25,559)	(25,559)
Total shareholders’ equity	114,607	112,584
Commitments and contingencies
Total liabilities and shareholders’ equity	161,310	162,965
Class A Common Shares
Shareholders’ equity:
Common stock value	3,398	3,314
Class B Common Shares
Shareholders’ equity:
Common stock value	$ 182	$ 205