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Stock-Based Compensation (Narrative) (Details) | 9 Months Ended
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Jan. 31, 2023 shares
Employee Performance-Based RSUs |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Awarded in period (shares) | 119,772
Common stock issuable per RSU granted (shares) | 1
Employee Service-Based RSUs [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Awarded in period (shares) | 82,848
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 | Employees |
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
Daily Vest | RSUs | Non-Employee Directors |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Vesting period, years | 2 years

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