Note L - Stockholders' Equity, Stock Plans and Other Employee Benefit Plans - Transactions With Respect to Restricted Stock (Details) - $ / shares |
12 Months Ended | |
|---|---|---|
Mar. 30, 2025 |
Mar. 31, 2024 |
|
| Unvested, shares (in shares) | 40,000 | 50,000 |
| Unvested, weighted average grant date fair value (in dollars per share) | $ 67.59 | $ 67.59 |
| Vested, Units (in shares) | (10,000) | (10,000) |
| Vested, weighted-average grant date fair value (in dollars per share) | $ 67.59 | $ 67.59 |
| Unvested, shares (in shares) | 30,000 | 40,000 |
| Unvested, weighted average grant date fair value (in dollars per share) | $ 67.59 | $ 67.59 |