Summary of Significant Accounting Policies, Recently Issued and Recently Adopted Accounting Standards (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
|
| Accounting Policies [Abstract] | ||
| Increase in Inventories, net | $ 3,085 | $ 4,042 |
| Decrease in Accrued royalties | (1,661) | (2,067) |
| Increase in Contract liabilities | 11,825 | 15,093 |
| Print book sales return reserve net liability balance | $ (7,079) | $ (8,984) |