Quarterly report pursuant to Section 13 or 15(d)

Note 8 - Stock-based Employee Compensation (Details Textual)

v3.22.2.2
Note 8 - Stock-based Employee Compensation (Details Textual) - USD ($)
$ in Millions
9 Months Ended
May 15, 2018
Sep. 25, 2022
Sep. 26, 2021
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Date May 30, 2018    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)   443,649  
Restricted Stock [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance (in shares)   694,469  
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)   268,988  
Performance Shares [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance (in shares)   205,769  
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)   174,661  
Omnibus Incentive Plan 2018 [Member]      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares) 2,500,000    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance (in shares)   945,960  
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)   1,647,123  
Share-Based Payment Arrangement, Expense   $ 5.9 $ 3.8
Omnibus Incentive Plan 2018 [Member] | Share-Based Payment Arrangement, Tranche One [Member]      
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares)   98,769  
Omnibus Incentive Plan 2018 [Member] | Share-Based Payment Arrangement, Tranche Two [Member]      
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares)   98,769  
Omnibus Incentive Plan 2018 [Member] | Share-Based Payment Arrangement, Tranche Three [Member]      
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares)   238,891  
Omnibus Incentive Plan 2018 [Member] | Share Based Compensation Award Tranche Four [Member]      
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares)   7,220  
Omnibus Incentive Plan 2018 [Member] | Performance Shares [Member] | Share Based Compensation Award Tranche Four [Member]      
Stock Issued During Period, Shares, Restricted Stock Award, Gross (in shares)   174,661  
Long Term Equity Incentive Plan 2005 [Member]      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period (in shares) 1,649,394    
Share-based Compensation Arrangement by Share-based Payment Award, Shares of Common Stock Issuable upon Exercise (in shares)   0  
Long Term Equity Incentive Plan 2005 [Member] | Restricted Stock [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance (in shares)   33,420