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Supplemental Disclosure of Cash Flow Information - Schedule of Cash Flow, Supplemental Disclosures (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2020	Dec. 28, 2018	Dec. 29, 2017
Non-cash operating activities:
Insurance receivable			$ 7,000
Settlement liability			7,000
Non-cash investing and financing activities:
Right-of-use-assets obtained in exchange for new finance lease liabilities	$ 679	$ 1,656	563
Purchase of property and equipment included in accounts payable	381	207	121
Cash paid:
Interest	105	130	90
Taxes	$ 792	$ 635	$ 881

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Non-cash operating activities:

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The fair value of assets acquired in noncash investing or financing activities.

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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.

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