Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jan. 31, 2021	Apr. 30, 2020
Current assets:
Cash and cash equivalents	$ 86,721	$ 79,814
Investments	14,052	14,161
Trade accounts receivable, less allowance for doubtful accounts of $298 at January 31, 2021 and $264 at April 30, 2020:
Billed	17,804	22,582
Unbilled	1,954	2,425
Prepaid expenses and other current assets	6,161	6,684
Total current assets	126,692	125,666
Investments—noncurrent	0	701
Property and equipment, net of accumulated depreciation of $30,427 at January 31, 2021 and $29,959 at April 30, 2020	3,368	3,373
Capitalized software, net of accumulated amortization of $37,868 at January 31, 2021 and $34,611 at April 30, 2020	5,708	8,362
Goodwill	25,888	25,888
Other intangibles, net of accumulated amortization of $12,962 at January 31, 2021 and $12,243 at April 30, 2020	413	1,132
Lease right of use assets	1,635	2,053
Deferred sales commissions—noncurrent	1,842	2,177
Other assets	1,878	1,941
Total assets	167,424	171,293
Current liabilities:
Accounts payable	1,696	1,643
Accrued compensation and related costs	4,337	6,635
Dividends payable	3,597	3,547
Operating lease obligations	774	763
Other current liabilities	987	643
Deferred revenue	32,023	34,227
Total current liabilities	43,414	47,458
Deferred income taxes	2,572	2,897
Long-term operating lease obligations	975	1,424
Other long-term liabilities	113	92
Total liabilities	47,074	51,871
Shareholders’ equity:
Additional paid-in capital	156,902	150,312
Retained deficit	(14,721)	(9,013)
Class A treasury stock, 4,588,632 shares at January 31, 2021 and April 30, 2020, at cost	(25,559)	(25,559)
Total shareholders’ equity	120,350	119,422
Commitments and contingencies
Total liabilities and shareholders’ equity	167,424	171,293
Class A Common Shares
Shareholders’ equity:
Common stock value	3,546	3,500
Class B Common Shares
Shareholders’ equity:
Common stock value	$ 182	$ 182