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Income Taxes - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
May 26, 2024
May 28, 2023
May 29, 2022
May 30, 2021
Tax Credit Carryforward [Line Items]        
Effective tax rate for the fiscal year, provision (benefit) 1.93% 0.48% (25.19%)  
Income tax (expense) benefit $ (18) $ 0 $ 690  
Deferred tax asset valuation allowance (decrease) 46,173 52,510    
Decrease in net operating loss carryforwards deferred tax asset (40,806) (44,618)    
Decrease in other deferred tax assets (2,492) (3,216)    
Increase in deferred tax liabilities 20,285 14,235    
Unrecognized tax benefits 1,271 $ 1,173 $ 1,041 $ 958
Unrecognized tax benefits that would change the effect tax rate if recognized 1,100      
Adjustments        
Tax Credit Carryforward [Line Items]        
Deferred tax asset valuation allowance (decrease) (2,900)      
Decrease in net operating loss carryforwards deferred tax asset 2,400      
Decrease in other deferred tax assets 100      
Increase in deferred tax liabilities 400      
Domestic Tax Authority        
Tax Credit Carryforward [Line Items]        
Net operating loss carryforwards 171,000      
Tax credit carryforward amount $ 3,600      
Tax credit carryforward, period 20 years      
Deferred tax asset valuation allowance (decrease) $ 38,200      
State and Local Jurisdiction        
Tax Credit Carryforward [Line Items]        
Deferred tax asset valuation allowance (decrease) 8,000      
State and Local Jurisdiction | California        
Tax Credit Carryforward [Line Items]        
Net operating loss carryforwards 52,000      
Tax credit carryforward amount 2,100      
State and Local Jurisdiction | Indiana        
Tax Credit Carryforward [Line Items]        
Net operating loss carryforwards 11,100      
State and Local Jurisdiction | Other state tax boards        
Tax Credit Carryforward [Line Items]        
Net operating loss carryforwards 15,800      
State and Local Jurisdiction | Minnesota        
Tax Credit Carryforward [Line Items]        
Tax credit carryforward amount $ 1,900      
Tax credit carryforward, period 15 years