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Summary of Significant Accounting Policies (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 25, 2021
Dec. 26, 2020
Dec. 28, 2019
Sep. 02, 2021
Noncontrolling Interest [Line Items]        
Temporary investments $ 1,400 $ 13,300    
Allowance for doubtful accounts $ 2,590 $ 1,538    
Operating lease renewal term 5 years      
Specified percentage over which unrecognized gains and losses are amortized 10.00%      
Average remaining service period for the pension plans 11 years 6 months      
Stock-based awards excluded from the computation of diluted earnings per share (in shares) 0 10,000    
Foreign currency transaction gains (losses) $ (600) $ (500) $ 200  
Retail Distribution Business        
Noncontrolling Interest [Line Items]        
Equity method investment, ownership percentage       17.00%
Minimum        
Noncontrolling Interest [Line Items]        
Operating lease, lease term 1 year      
Maximum        
Noncontrolling Interest [Line Items]        
Operating lease, lease term 15 years      
Tecumseh Products Holdings LLC        
Noncontrolling Interest [Line Items]        
Equity method investment, ownership percentage 50.00%      
Second Unconsolidated Affiliate        
Noncontrolling Interest [Line Items]        
Equity method investment, ownership percentage 50.00%      
Buildings | Minimum        
Noncontrolling Interest [Line Items]        
Property, plant and equipment, useful life 20 years      
Buildings | Maximum        
Noncontrolling Interest [Line Items]        
Property, plant and equipment, useful life 40 years      
Machinery and equipment | Minimum        
Noncontrolling Interest [Line Items]        
Property, plant and equipment, useful life 5 years      
Machinery and equipment | Maximum        
Noncontrolling Interest [Line Items]        
Property, plant and equipment, useful life 20 years      
Jungwoo Metal Ind. Co., LTD        
Noncontrolling Interest [Line Items]        
Non-controlling ownership interest 40.00%      
Mueller Middle East BSC        
Noncontrolling Interest [Line Items]        
Non-controlling ownership interest 45.00%