Annual report [Section 13 and 15(d), not S-K Item 405]

RETIREMENT PLANS AND RELATED POST RETIREMENT BENEFITS - Narrative (Details)

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RETIREMENT PLANS AND RELATED POST RETIREMENT BENEFITS - Narrative (Details)
12 Months Ended
Jan. 01, 2024
Dec. 31, 2025
USD ($)
retirementPlan
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Retirement Benefits [Abstract]        
Number of non-qualified supplemental retirement defined benefit plans | retirementPlan   2    
Accumulated benefit obligation of the plans   $ 24,500,000 $ 21,400,000  
Fair value of plan assets at period end   0 0  
Unrecognized prior service gain   100,000    
Unrecognized actuarial gains   900,000    
Actuarial loss   $ 2,587,000 (6,134,000)  
Decrease in the discount rate   0.11%    
Special Termination Benefits   $ 0 624,000  
Current accrued pension liability   1,100,000    
Long-term accrued pension liability   26,500,000    
Benefits expected to be paid 2026   1,100,000    
Benefits expected to be paid 2027   1,000,000.0    
Benefits expected to be paid 2028   2,200,000    
Benefits expected to be paid 2029   2,200,000    
Benefits expected to be paid 2030   2,200,000    
Benefits expected to be paid thereafter   10,300,000    
Percentage of fund 95.50%      
Contribution of employer   $ 800,000 $ 900,000 $ 700,000
Total employer contribution   1.00%