Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements Non Recurring and Other (Details)

v3.20.4
Fair Value Measurements Non Recurring and Other (Details)
$ in Millions
12 Months Ended
Dec. 27, 2020
USD ($)
restaurant
Dec. 29, 2019
USD ($)
restaurant
Dec. 30, 2018
restaurant
Fair Value Disclosures [Abstract]      
Carrying Value of Impaired Assets Prior to Impairment $ 67.3 $ 17.3  
Fair Value, Impaired Restaurant Assets $ 34.7 $ 2.2  
Number of restaurants impaired | restaurant 40 29 41
Long-term Debt $ 169.8 $ 206.0  
Long-term Debt, Fair Value $ 172.6