Annual report pursuant to Section 13 and 15(d)

Note K - Equity-based Compensation (Details Textual)

v3.22.0.1
Note K - Equity-based Compensation (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended 65 Months Ended 112 Months Ended
Jan. 01, 2022
Jan. 02, 2021
Dec. 28, 2019
Jan. 02, 2021
Jul. 31, 2015
Equity Based Compensation Expense $ 14,706 $ 14,633 $ 15,648    
Share-based Payment Arrangement, Expense, Tax Benefit $ 2,813 $ 2,472 2,732    
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) 1 year 8 months 12 days        
Share-based Compensation Arrangement by Share-based Payment Award, Grants in Period, Gross (in shares) 3,702,000        
Share-based Compensation Arrangement by Share-based Payment Award, Forfeitures (in shares) 1,095,000        
Share Price (in dollars per share) $ 101.20 $ 77.10   $ 77.10  
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation $ 3,575 $ 2,367 1,987    
Deferred Compensation Liability, Current and Noncurrent, Total 79 76 103 $ 76  
Additional Paid-in Capital [Member]          
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation 3,575 2,367 1,987    
The 2006 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Grants in Period, Gross (in shares)       0 13,839
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares)         15,000
Share-based Compensation Arrangement by Share-based Payment Award, Forfeitures (in shares)         2,551,000
The 2015 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)         10,000,000
Liability Award [Member]          
Share-based Payment Arrangement, Amount Capitalized $ 408 $ 239 $ 107    
Stock Appreciation Rights (SARs) [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) $ 27.12 $ 17.65 $ 35.41    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year) 4 years 6 months        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercises in Period, Intrinsic Value $ 10,337 $ 7,881 $ 4,937    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value 3,868 3,532 15,940    
Stock Appreciation Rights (SARs) [Member] | Additional Paid-in Capital [Member]          
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation $ 0 0 170    
Stock Appreciation Rights (SARs) [Member] | Vesting Annually [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 25.00%        
Stock Appreciation Rights (SARs) [Member] | The 2006 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)         13,595
Stock Appreciation Rights (SARs) [Member] | The 2015 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 2,924,000        
Deferred Stock Units [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 0 $ 0 $ 0    
Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Vested and Unreleased in Period (in shares) 19 23 23    
Deferred Stock Units [Member] | Vesting Each Quarter [Member] | Share-based Payment Arrangement, Nonemployee [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 25.00%        
Deferred Stock Units [Member] | The 2006 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)         229,000
Restricted Stock [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued Per Award Exercised (in shares) 1        
Restricted Stock [Member] | The 2015 Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 778,000        
Restricted Stock Units (RSUs) [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 177,000        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) $ 86.92        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 11,378 $ 7,732 $ 6,050    
Restricted Stock Units (RSUs) [Member] | Additional Paid-in Capital [Member]          
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation $ 3,575 $ 2,367 $ 1,817    
Restricted Stock Units (RSUs) [Member] | Vesting Annually [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 25.00%