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Debt (Details)			3 Months Ended
	Oct. 29, 2021 USD ($)	Oct. 30, 2018 USD ($) covenant	Mar. 31, 2022 USD ($)	May 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
PPP Loan
Debt Instrument [Line Items]
Long-term debt				$ 6,927,000
Line of Credit | Senior Credit Facility | 2018 Term Notes
Debt Instrument [Line Items]
Credit facility term		3 years
Line of Credit | Senior Credit Facility | Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt			$ 0
Maximum available for borrowing	$ 15,000,000	$ 20,000,000	15,000,000		$ 15,000,000
Draw on facility			$ 12,400,000
Covenant compliance, minimum trailing twelve month Consolidated Adjusted EBITDA	$ 3,000,000
Line of Credit | Senior Credit Facility | Line of Credit
Debt Instrument [Line Items]
Number of financial covenants | covenant		2
Covenant compliance, maximum consolidated fixed charge coverage ratio		1.25
Line of Credit | Senior Credit Facility | Line of Credit | Debt Covenant Period, One
Debt Instrument [Line Items]
Covenant compliance, maximum consolidated leverage ratio		2.50
Line of Credit | Senior Credit Facility | Line of Credit | Debt Covenant Period, Two
Debt Instrument [Line Items]
Covenant compliance, maximum consolidated leverage ratio		2.00

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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