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Restructuring and Integration Expense - Narrative (Details) - USD ($)
 3 Months Ended 12 Months Ended
Aug. 30, 2025
Aug. 31, 2024
May 31, 2025
Jun. 01, 2024
Restructuring Cost and Reserve [Line Items]        
Restructuring expense $ 500,000 $ 0    
Knoll Integration        
Restructuring Cost and Reserve [Line Items]        
Pre-tax integration expense incurred to-date 144,400,000      
Future restructuring costs expected 0      
Restructuring expense 0 28,300,000    
Knoll Integration | Long-Lived Asset Impairment and Facility Closing        
Restructuring Cost and Reserve [Line Items]        
Restructuring expense   25,800,000    
Knoll Integration | Other Restructuring        
Restructuring Cost and Reserve [Line Items]        
Restructuring expense   $ 2,500,000    
Knoll Integration | Exit and Disposal Activities        
Restructuring Cost and Reserve [Line Items]        
Liability balance 0      
2026 Restructuring Plan        
Restructuring Cost and Reserve [Line Items]        
Restructuring expense 500,000      
2026 Restructuring Plan | Exit and Disposal Activities        
Restructuring Cost and Reserve [Line Items]        
Restructuring expense 500,000      
Liability balance 0   $ 0  
2025 Restructuring Plan        
Restructuring Cost and Reserve [Line Items]        
Future restructuring costs expected 0   0  
Restructuring expense     14,800,000  
2025 Restructuring Plan | Exit and Disposal Activities        
Restructuring Cost and Reserve [Line Items]        
Restructuring expense 0      
Liability balance 0   0  
2024 Restructuring Plan        
Restructuring Cost and Reserve [Line Items]        
Future restructuring costs expected 0     $ 0
Restructuring expense       $ 30,800,000
2024 Restructuring Plan | Exit and Disposal Activities        
Restructuring Cost and Reserve [Line Items]        
Restructuring expense 0      
Liability balance $ 0   $ 0