Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jan. 31, 2020	Apr. 30, 2019
Current assets:
Cash and cash equivalents	$ 68,809	$ 61,288
Investments	27,478	24,710
Trade accounts receivable, less allowance for doubtful accounts of $225 at January 31, 2020 and $153 at April 30, 2019:
Billed	21,202	18,819
Unbilled	2,436	1,475
Prepaid expenses and other current assets	6,576	6,210
Total current assets	126,501	112,502
Investments—noncurrent	0	2,484
Property and equipment, net of accumulated depreciation of $29,804 at January 31, 2020 and $29,327 at April 30, 2019	3,447	3,585
Capitalized software, net of accumulated amortization of $33,285 at January 31, 2020 and $28,740 at April 30, 2019	9,215	11,063
Goodwill	25,888	25,888
Other intangibles, net of accumulated amortization of $11,931 at January 31, 2020 and $10,643 at April 30, 2019	1,444	2,732
Lease right of use assets	2,228
Deferred sales commissions—noncurrent	2,231	1,546
Other assets	1,738	1,510
Total assets	172,692	161,310
Current liabilities:
Accounts payable	1,772	2,448
Accrued compensation and related costs	6,006	2,561
Dividends payable	3,522	3,434
Operating lease obligations	770
Other current liabilities	1,520	1,375
Deferred revenue	34,419	33,283
Total current liabilities	48,009	43,101
Deferred income taxes	3,322	3,514
Long-term operating lease obligations	1,596
Other long-term liabilities	93	88
Total liabilities	53,020	46,703
Shareholders’ equity:
Additional paid-in capital	147,582	138,315
Retained deficit	(6,011)	(1,729)
Class A treasury stock, 4,588,632 shares at January 31, 2020 and April 30, 2019, at cost	(25,559)	(25,559)
Total shareholders’ equity	119,672	114,607
Commitments and contingencies
Total liabilities and shareholders’ equity	172,692	161,310
Class A Common Shares
Shareholders’ equity:
Common stock value	3,478	3,398
Class B Common Shares
Shareholders’ equity:
Common stock value	$ 182	$ 182