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Goodwill and Other Intangible Assets (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 26, 2020
Dec. 28, 2019
Dec. 29, 2018
Goodwill [Line Items]      
Goodwill, Impairment Loss $ 60,800    
Goodwill     $ 10,258
Indefinite-lived Intangible Assets Acquired 23,100 $ 31,300  
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) 8,200    
Petsense      
Goodwill [Line Items]      
Goodwill, Impairment Loss (60,773) 0  
Goodwill 22,161 82,934 82,934
Tractor Supply Company      
Goodwill [Line Items]      
Goodwill, Impairment Loss 0 0  
Goodwill 10,258 10,258  
Tractor Supply Company and Petsense      
Goodwill [Line Items]      
Goodwill, Impairment Loss (60,773) 0  
Goodwill $ 32,419 $ 93,192 $ 93,192