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Accounts Receivable, Unbilled Services and Deferred Revenue | 12 Months Ended
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Apr. 30, 2023
Receivables [Abstract] |
Accounts Receivable, Unbilled Services and Deferred Revenue | Accounts Receivable, Unbilled Services and Deferred Revenue Accounts receivable and unbilled services were as follows (in thousands):
| April 30, 2023 |  | April 30, 2022 |  | April 30, 2021
Accounts receivable | $ | 3,843 |  |  | $ | 6,037 |  |  | $ | 4,304 |
Unbilled services | 4,993 |  |  | 4,106 |  |  | 3,020 |
Total accounts receivable and unbilled services | 8,836 |  |  | 10,143 |  |  | 7,324 |
Less: allowance for doubtful accounts | (825) |  |  | (630) |  |  | (338) |
Total accounts receivable, net | $ | 8,011 |  |  | $ | 9,513 |  |  | $ | 6,986 |
Deferred revenue was as follows (in thousands):
| April 30, 2023 |  | April 30, 2022
Deferred revenue | $ | 12,776 |  |  | $ | 11,071 |
Deferred revenue is shown as a current liability on the Company's balance sheet.

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- References No definition available. + Details
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