Note 5 - Long-term Debt - Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 02, 2022	Apr. 03, 2021
Contractual interest	$ 562	$ 598
Amortization of original issuance discount and debt costs	85	92
Total interest expense related to long-term debt	$ 647	$ 690

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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