v3.26.3
Note 5 - Restructuring and Business Combinations - Restructuring Activity Related to Business Combinations (Details) - USD ($)
 12 Months Ended
Oct. 03, 2026
Sep. 27, 2025
Sep. 28, 2024
Restructuring charges, net $ 756,000 $ 2,304,000 $ 0
Engineered Wire Products, Inc. [Member]      
Restructuring charges, net 51,000 1,978,000  
Beginning balance, liability 24,000    
Cash payments (75,000) (1,059,000)  
Non-cash charges (0) 895,000  
Liability, ending balance 0 24,000  
Non-cash charges 0 (895,000)  
O'Brien Wire Products of Texas [Member]      
Restructuring charges, net 6,000 326,000  
Beginning balance, liability 49,000    
Cash payments (55,000) (171,000)  
Non-cash charges (0) 106,000  
Liability, ending balance 0 49,000  
Non-cash charges 0 (106,000)  
Upper Sandusky Closure [Member]      
Restructuring charges, net 699,000    
Cash payments (152,000)    
Non-cash charges 0    
Liability, ending balance 547,000    
Non-cash charges 0    
Employee Severance [Member] | Engineered Wire Products, Inc. [Member]      
Restructuring charges, net 0 251,000  
Beginning balance, liability 0    
Cash payments 0 (251,000)  
Non-cash charges (0) (0)  
Liability, ending balance 0 0  
Non-cash charges 0 0  
Employee Severance [Member] | Upper Sandusky Closure [Member]      
Restructuring charges, net 547,000    
Cash payments 0    
Non-cash charges 0    
Liability, ending balance 547,000    
Non-cash charges 0    
Equipment Relocation [Member] | Engineered Wire Products, Inc. [Member]      
Restructuring charges, net 48,000 340,000  
Beginning balance, liability 0    
Cash payments (48,000) (340,000)  
Non-cash charges (0) (0)  
Liability, ending balance 0 0  
Non-cash charges 0 0  
Equipment Relocation [Member] | O'Brien Wire Products of Texas [Member]      
Restructuring charges, net 6,000 31,000  
Beginning balance, liability 0    
Cash payments (6,000) (31,000)  
Non-cash charges (0) (0)  
Liability, ending balance 0 0  
Non-cash charges 0 0  
Facility Closing [Member] | Engineered Wire Products, Inc. [Member]      
Restructuring charges, net 3,000 492,000  
Beginning balance, liability 24,000    
Cash payments (27,000) (468,000)  
Non-cash charges (0) (0)  
Liability, ending balance 0 24,000  
Non-cash charges 0 0  
Facility Closing [Member] | O'Brien Wire Products of Texas [Member]      
Restructuring charges, net 0 189,000  
Beginning balance, liability 49,000    
Cash payments (49,000) (140,000)  
Non-cash charges (0) (0)  
Liability, ending balance 0 49,000  
Non-cash charges 0 0  
Facility Closing [Member] | Upper Sandusky Closure [Member]      
Restructuring charges, net 152,000    
Cash payments (152,000)    
Non-cash charges 0    
Liability, ending balance 0    
Non-cash charges 0    
Asset Impairments [Member] | Engineered Wire Products, Inc. [Member]      
Restructuring charges, net 0 895,000  
Beginning balance, liability 0    
Cash payments 0 0  
Non-cash charges (0) 895,000  
Liability, ending balance 0 0  
Non-cash charges 0 (895,000)  
Asset Impairments [Member] | O'Brien Wire Products of Texas [Member]      
Restructuring charges, net 0 106,000  
Beginning balance, liability 0    
Cash payments 0 0  
Non-cash charges (0) 106,000  
Liability, ending balance 0 0  
Non-cash charges $ 0 $ (106,000)