Accounts Receivable, Unbilled Services and Deferred Revenue (Tables)

12 Months Ended

Apr. 30, 2022

Receivables [Abstract]

Summary of accounts receivable, unbilled services, and advanced billings

Accounts receivable and unbilled services were as follows (in thousands):

	April 30, 2022		April 30, 2021
Accounts receivable	$	6,037	$	4,304
Unbilled services	4,106		3,020
Total accounts receivable and unbilled services	10,143		7,324
Less: allowance for doubtful accounts	(630)		(338)
Total accounts receivable, net	$	9,513	$	6,986

Summary of advanced billings

Deferred revenue was as follows (in thousands):

	April 30, 2022		April 30, 2021
Deferred revenue	$	11,071	$	6,256