v3.26.3
Stock-based Compensation - Valuation Assumptions (Details) - $ / shares
3 Months Ended 12 Months Ended
Jul. 31, 2026
Apr. 24, 2026
Apr. 25, 2025
Apr. 26, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted average fair value of options granted (usd per share)   $ 7.40 $ 16.36 $ 18.44
Assumptions used:        
Expected life (years)   6 years 6 months 6 years 1 month 6 days 6 years 1 month 6 days
Risk-free interest rate   3.80% 4.10% 4.20%
Volatility   32.90% 24.50% 24.30%
Dividend yield   0.00% 3.50% 3.20%
ESPP        
Assumptions used:        
Expected life (years) 6 months 3 months 18 days    
Risk-free interest rate 3.96% 3.67%    
Volatility 33.68% 32.54%    
Dividend yield 0.00% 0.00%