Annual report pursuant to Section 13 and 15(d)

Note J - Commitments and Contingencies (Details Textual)

v3.22.0.1
Note J - Commitments and Contingencies (Details Textual)
$ in Thousands
12 Months Ended
Jan. 01, 2022
USD ($)
Jan. 02, 2021
USD ($)
Dec. 28, 2019
USD ($)
Unrecorded Unconditional Purchase Obligation, to be Paid, Year One $ 6,151 $ 10,356  
Defined Contribution Plan, Minimum Age of Employee 18    
Defined Contribution Plan, Requisite Service Period (Month) 1 month    
Defined Contribution Plan, Employer Matching Contribution, Percent of Match 100.00%    
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay 1.00%    
Defined Contribution Plan, Employer Matching Contribution, Match Percent Exceeding Initial Match 50.00%    
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent 6.00%    
Defined Benefit Plan, Cliff Vesting Period (Year) 2 years    
Defined Contribution Plan, Employer Contribution Amount $ 2,509 $ 2,322 $ 2,213