v3.25.2
Intangible Assets - Narrative (Detail) - USD ($)
 3 Months Ended
Aug. 03, 2025
Jul. 28, 2024
Apr. 27, 2025
Apr. 28, 2024
Intangible Assets [Line Items]        
Impairment charges of tradename $ 540,000      
Gross carrying amount of customer relationships 3,100,000 $ 3,100,000 $ 3,100,000  
Incurred operating losses 1,617,000 (6,851,000)    
Gross carrying amount of non-compete agreement 2,000,000 2,000,000 2,000,000  
Property, plant and equipment, net 23,552,000 30,476,000 24,836,000 [1]  
Right of use assets 5,162,000 4,483,000 5,908,000 [1]  
Customer Relationships [Member]        
Intangible Assets [Line Items]        
Finite-lived intangible assets, net 659,000 960,000 734,000 $ 1,035,000
Accumulated amortization 2,500,000 2,100,000 2,400,000  
Remaining amortization expense for the fiscal year 226,000      
Remaining amortization expense for the first fiscal year 280,000      
Remaining amortization expense for the second fiscal year 51,000      
Remaining amortization expense for the third fiscal year 51,000      
Remaining amortization expense for the fourth fiscal year $ 51,000      
Weighted average remaining amortization period 2 years 9 months 18 days      
Customer Relationships [Member] | Minimum [Member]        
Intangible Assets [Line Items]        
Useful life 9 years      
Customer Relationships [Member] | Maximum [Member]        
Intangible Assets [Line Items]        
Useful life 17 years      
Non-Compete Agreement [Member]        
Intangible Assets [Line Items]        
Useful life 15 years      
Finite-lived intangible assets, net $ 206,000 282,000 226,000 $ 301,000
Accumulated amortization 1,900,000 $ 1,800,000 $ 1,800,000  
Remaining amortization expense for the fiscal year 56,000      
Remaining amortization expense for the first fiscal year 76,000      
Remaining amortization expense for the second fiscal year $ 74,000      
Weighted average remaining amortization period 2 years 9 months 18 days      
Bedding Asset Group [Member]        
Intangible Assets [Line Items]        
Carrying amount of asset group, net $ 22,600,000      
Impairment finite lived carrying amount of asset group net 0      
Bedding Asset Group [Member] | Bedding [Member]        
Intangible Assets [Line Items]        
Incurred operating losses 33,200,000      
Bedding Asset Group [Member] | Customer Relationships [Member] | Bedding [Member]        
Intangible Assets [Line Items]        
Finite-lived intangible assets, net 243,000      
Bedding Asset Group [Member] | Non-Compete Agreement [Member] | Bedding [Member]        
Intangible Assets [Line Items]        
Finite-lived intangible assets, net 206,000      
Bedding Asset Group [Member] | Property, Plant and Equipment [Member]        
Intangible Assets [Line Items]        
Property, plant and equipment, net 22,100,000      
Bedding Asset Group [Member] | Right Of Use Assets [Member]        
Intangible Assets [Line Items]        
Right of use assets $ 50,000      
[1] Derived from audited consolidated financial statements.