Annual report pursuant to Section 13 and 15(d)

Note 11 - Shareholders' Equity (Details Textual)

v3.22.4
Note 11 - Shareholders' Equity (Details Textual)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 25, 2022
USD ($)
$ / shares
shares
Dec. 26, 2021
shares
Dec. 27, 2020
shares
Jul. 31, 2022
USD ($)
Oct. 31, 2019
USD ($)
Common Stock Number Of Voting Rights Per Share 1        
Stock Repurchased and Retired During Period, Shares (in shares) | shares 1,733,105 887,515 902,000    
Consolidated Leverage Ratio 2.50%        
Debt Instrument, Covenant, Minimum Liquidity $ 25.0        
The 2022 Stock Purchase Agreement [Member]          
Stock Repurchase Program, Authorized Amount $ 40.0     $ 60.0  
Stock Repurchased and Retired During Period, Shares (in shares) | shares 1,203,371        
Stock Repurchased and Retired During Period, Value $ 20.0        
Stock Repurchased And Retired During Period Average Cost Per Share (in dollars per share) | $ / shares $ 16.61        
The 2019 Share Repurchase Plan [Member]          
Stock Repurchase Program, Authorized Amount         $ 60.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount $ 15.4        
Stock Repurchased and Retired During Period, Shares (in shares) | shares 529,734        
Stock Repurchased and Retired During Period, Value $ 9.5        
Stock Repurchased And Retired During Period Average Cost Per Share (in dollars per share) | $ / shares $ 18.01