v3.21.1

LONG-TERM DEBT - Narrative (Details) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended
	Jun. 20, 2019	Sep. 27, 2020	Jan. 03, 2021	Dec. 29, 2019
Long-term debt
Outstanding balance			$ 24,360
Principal payments		$ 3,500
Revolving Promissory Note
Long-term debt
Maximum borrowing capacity	$ 1,000
Revolving Promissory Note | 30-day LIBOR
Long-term debt
Debt instrument, basis spread on variable rate	3.25%
Minimum | Revolving Promissory Note
Long-term debt
Rate of interest	3.75%
Term Loan
Long-term debt
Maximum borrowing capacity	$ 24,000
Period of time, after the first year of the draw period, during which both principal and interest payments are due	5 years
Debt principal amortization period	60 months
Outstanding balance			10,403	$ 6,924
Principal payments			$ 3,500
Prepayment penalty	$ 0
Term Loan | Minimum | Prime Rate
Long-term debt
Rate of interest	5.00%
Real Estate Loan
Long-term debt
Outstanding balance	$ 2,600

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- Definition

Period of time over which principal amount of debt instrument is amortized.

+ References

No definition available.

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- Definition

The period of time, after the first year of the draw period, during which both principal and interest payments are due under terms of the agreement.

+ References

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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-Topic 210
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- Definition

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.

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 210
-SubTopic 10
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- Definition

Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-SubTopic 10
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-Paragraph 15
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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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