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v3.22.2.2

Stock-Based Compensation (Narrative) (Details) - shares | 3 Months Ended | 6 Months Ended
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Oct. 31, 2022 | Oct. 31, 2022
Employee Performance-Based RSUs |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Common stock issuable per RSU granted (shares) |  | 1
Employee Performance-Based RSUs | 2016 employee stock incentive plan |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Awarded in period (shares) |  | 119,772
Employee Service-Based RSUs [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Awarded in period (shares) | 18,320 |
Vesting period, years | 2 years |
Employee Service-Based RSUs [Member] | 2016 employee stock incentive plan |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Awarded in period (shares) |  | 64,528
Employee Performance-Based RSTUs |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Restricted stock units non vested grants (shares) |  | 11,945
Employee Service-Based RSTUs |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Restricted stock units non vested grants (shares) |  | 6,490
Cliff Vest | RSUs | 2016 employee stock incentive plan |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Vesting period, years |  | 3 years
Cliff Vest | RSTUs |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Vesting period, years |  | 3 years

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