Summary of Significant Accounting Policies - Advertising Expense (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Apr. 28, 2024 |
Apr. 30, 2023 |
|
| Advertising Expense [Line Items] | ||
| Advertising expense | $ 5,868 | $ 3,648 |
| General and administrative expenses | ||
| Advertising Expense [Line Items] | ||
| Advertising expense | 4,958 | 3,044 |
| Pre-opening expenses | ||
| Advertising Expense [Line Items] | ||
| Advertising expense | $ 910 | $ 604 |