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Debt and Credit Facilities - Component of Long-term Debt (Detail) - USD ($) $ in Thousands	Mar. 28, 2021	Dec. 27, 2020
Debt Instrument [Line Items]
Long-term debt	$ 11,953	$ 15,953
Less: current portion of long-term debt	(833)	(333)
Current portion of debt	833	333
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term debt	2,786	6,286
Paycheck Protection Program Loan [Member]
Debt Instrument [Line Items]
Long-term debt	$ 10,000	$ 10,000

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
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-Section S99
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Amount of long-term debt and lease obligation, classified as current.

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-Topic 210
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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