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CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (Parentheticals) - USD ($)
$ in Thousands
12 Months Ended
Dec. 30, 2023
Dec. 31, 2022
Jan. 01, 2022
Statement of Financial Position [Abstract]      
Actuarial (loss) gain on defined benefit plan, tax $ 1,090 $ 1,016 $ (1,771)
Amortization of unrecognized pension gain, tax (325) $ (208) $ (340)
Settlement of frozen defined benefit pension plan, tax $ 4,472